Filing Details

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 14)*

TURKCELL ILETISIM HIZMETLERI A.S.

(Name of Issuer)

Ordinary Shares, nominal value TRY 1.000 per share

(Title of Class of Securities)

900111204

(CUSIP Number)

Jonathan Muir

Letterone Investment Holdings S.A.

1-3 Boulevard de la Foire

L-1528

Luxembourg

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

July 25, 2018

(Date of Event which Requires Filing of this Statement)

With a copy to:

Pranav Trivedi

Lorenzo Corte

 Skadden, Arps, Slate, Meagher & Flom (UK) LLP

40 Bank Street

London E14 5DS

United Kingdom

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box.  ☐

Note:  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See §240.13d-7 for other parties to whom copies are to be sent.

*	The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 (the "Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

1.	Name of Reporting Persons I.R.S. Identification Nos. of above persons (entities only)
	Alfa Telecom Turkey Limited
2.	Check the Appropriate Box if a Member of a Group
	(a)  ☒
	(b)  ☐
3.	SEC Use Only
4.	Source of Funds
	AF
5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)	☐
6.	Citizenship or Place of Organization
	British Virgin Islands

Number of Shares Beneficially Owned by Each Reporting Person With	7.	Sole Voting Power
		0
	8.	Shared Voting Power
		1,122,000,000.238
	9.	Sole Dispositive Power
		0
	10.	Shared Dispositive Power
		1,122,000,000.238

11.	Aggregate Amount Beneficially Owned by Each Reporting Person
	1,122,000,000.238
12.	Check If the Aggregate Amount in Row (11) Excludes Certain Shares	☐
13.	Percent of Class Represented by Amount in Row (11)
	51% of ordinary shares*
14.	Type of Reporting Person
	HC

*	Based on 2,200,000,000 ordinary shares outstanding as of December 31, 2017, as reported in the Company's Annual Report on Form 20-F filed with the Securities and Exchange Commission on March 21, 2018.

1.	Name of Reporting Persons I.R.S. Identification Nos. of above persons (entities only)
	ATTL Limited
2.	Check the Appropriate Box if a Member of a Group
	(a)  ☒
	(b)  ☐
3.	SEC Use Only
4.	Source of Funds
	OO
5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)	☐
6.	Citizenship or Place of Organization
	Gibraltar

Number of Shares Beneficially Owned by Each Reporting Person With	7.	Sole Voting Power
		0
	8.	Shared Voting Power
		1,122,000,000.238
	9.	Sole Dispositive Power
		0
	10.	Shared Dispositive Power
		1,122,000,000.238

11.	Aggregate Amount Beneficially Owned by Each Reporting Person
	1,122,000,000.238
12.	Check If the Aggregate Amount in Row (11) Excludes Certain Shares	☐
13.	Percent of Class Represented by Amount in Row (11)
	51% of ordinary shares*
14.	Type of Reporting Person
	HC

*	Based on 2,200,000,000 ordinary shares outstanding as of December 31, 2017, as reported in the Company's Annual Report on Form 20-F filed with the Securities and Exchange Commission on March 21, 2018.

1.	Name of Reporting Persons I.R.S. Identification Nos. of above persons (entities only)
	ATTL Holdings S.à r.l.
2.	Check the Appropriate Box if a Member of a Group
	(a)  ☒
	(b)  ☐
3.	SEC Use Only
4.	Source of Funds
	OO
5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)	☐
6.	Citizenship or Place of Organization
	Luxembourg

Number of Shares Beneficially Owned by Each Reporting Person With	7.	Sole Voting Power
		0
	8.	Shared Voting Power
		1,122,000,000.238
	9.	Sole Dispositive Power
		0
	10.	Shared Dispositive Power
		1,122,000,000.238

11.	Aggregate Amount Beneficially Owned by Each Reporting Person
	1,122,000,000.238
12.	Check If the Aggregate Amount in Row (11) Excludes Certain Shares	☐
13.	Percent of Class Represented by Amount in Row (11)
	51% of ordinary shares*
14.	Type of Reporting Person
	HC

*	Based on 2,200,000,000 ordinary shares outstanding as of December 31, 2017, as reported in the Company's Annual Report on Form 20-F filed with the Securities and Exchange Commission on March 21, 2018.

1.	Name of Reporting Persons I.R.S. Identification Nos. of above persons (entities only)
	ATTL Holdings UK Limited
2.	Check the Appropriate Box if a Member of a Group
	(a)  ☒
	(b)  ☐
3.	SEC Use Only
4.	Source of Funds
	OO
5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)	☐
6.	Citizenship or Place of Organization
	Jersey

Number of Shares Beneficially Owned by Each Reporting Person With	7.	Sole Voting Power
		0
	8.	Shared Voting Power
		1,122,000,000.238
	9.	Sole Dispositive Power
		0
	10.	Shared Dispositive Power
		1,122,000,000.238

11.	Aggregate Amount Beneficially Owned by Each Reporting Person
	1,122,000,000.238
12.	Check If the Aggregate Amount in Row (11) Excludes Certain Shares	☐
13.	Percent of Class Represented by Amount in Row (11)
	51% of ordinary shares*
14.	Type of Reporting Person
	OO, HC

*	Based on 2,200,000,000 ordinary shares outstanding as of December 31, 2017, as reported in the Company's Annual Report on Form 20-F filed with the Securities and Exchange Commission on March 21, 2018.

1.	Name of Reporting Persons I.R.S. Identification Nos. of above persons (entities only)
	Letterone Core Investments S.à r.l.
2.	Check the Appropriate Box if a Member of a Group
	(a)  ☒
	(b)  ☐
3.	SEC Use Only
4.	Source of Funds
	OO
5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)
6.	Citizenship or Place of Organization
	Luxembourg

Number of Shares Beneficially Owned by Each Reporting Person With	7.	Sole Voting Power
		0
	8.	Shared Voting Power
		1,122,000,000.238
	9.	Sole Dispositive Power
		0
	10.	Shared Dispositive Power
		1,122,000,000.238

11.	Aggregate Amount Beneficially Owned by Each Reporting Person
	1,122,000,000.238
12.	Check If the Aggregate Amount in Row (11) Excludes Certain Shares
13.	Percent of Class Represented by Amount in Row (11)
	51% of ordinary shares*
14.	Type of Reporting Person
	OO, HC

*	Based on 2,200,000,000 ordinary shares outstanding as of December 31, 2017, as reported in the Company's Annual Report on Form 20-F filed with the Securities and Exchange Commission on March 21, 2018.

1.	Name of Reporting Persons I.R.S. Identification Nos. of above persons (entities only)
	Letterone Investment Holdings S.A.
2.	Check the Appropriate Box if a Member of a Group
	(a)  ☒
	(b)  ☐
3.	SEC Use Only
4.	Source of Funds
	OO
5.	Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)	☐
6.	Citizenship or Place of Organization
	Luxembourg

Number of Shares Beneficially Owned by Each Reporting Person With	7.	Sole Voting Power
		0
	8.	Shared Voting Power
		1,122,000,000.238
	9.	Sole Dispositive Power
		0
	10.	Shared Dispositive Power
		1,122,000,000.238

11.	Aggregate Amount Beneficially Owned by Each Reporting Person
	1,122,000,000.238
12.	Check If the Aggregate Amount in Row (11) Excludes Certain Shares	☐
13.	Percent of Class Represented by Amount in Row (11)
	51% of ordinary shares*
14.	Type of Reporting Person
	OO, HC

*	Based on 2,200,000,000 ordinary shares outstanding as of December 31, 2017, as reported in the Company's Annual Report on Form 20-F filed with the Securities and Exchange Commission on March 21, 2018.

AMENDMENT NO. 14 TO SCHEDULE 13D

Item 1. Security and Issuer.

This Amendment No. 14 (this "Amendment") to the Statement on Schedule 13D relates to the ordinary shares, nominal value TRY 1.000 per share of Turkcell Iletisim Hizmetleri A.S. ("Turkcell").  The initial statement on Schedule 13D, previously filed jointly by Cukurova Telecom Holdings Limited, Alfa Telecom Turkey Limited ("Alfa Telecom Turkey"), Alfa Finance Holdings S.A., CTF Holdings Limited, and Crown Finance Foundation on December 5, 2005, as amended (the "Statement"), is hereby amended and supplemented with respect to the items set forth in this Amendment. Capitalized terms used but not defined herein shall have the meanings ascribed to them in the Statement.  The address of the principal executive office of Turkcell is Turkcell Kucukyali Plaza, Aydinevler Mahallesi Inonu Caddesi No. 20 Kucukyali Ofispark, Istanbul, Turkey.

Item 2. Identity and Background.

This Amendment is being filed on behalf of each of the following persons (each, a "Reporting Person" and, collectively, the "Reporting Persons"):

(i)

Alfa Telecom Turkey;

(ii)

ATTL Limited ("ATTL Limited");

(iii)

ATTL Holdings, a société à responsabilité limitée ("ATTL Holdings");

(iv)

ATTL Holdings UK Limited ("ATTL UK");

(v)

Letterone Core Investments S.à r.l. ("LCIS"); and

(vi)

Letterone Investment Holdings S.A. ("LIHS").

Alfa Telecom Turkey is a British Virgin Islands company, with its principal address at Geneva Place, Waterfront Drive, P.O. Box 3469, Road Town, Tortola, British Virgin Islands. The principal business of Alfa Telecom Turkey is to function as a holding company. Alfa Telecom Turkey is the holder of 49% of the total outstanding shares in Cukurova Telecom Holdings Limited ("Cukurova Telecom Holdings"), a British Virgin Islands Company, which in turn is the holder of 52.91% of the total outstanding shares in Turkcell Holding A.S. ("Turkcell Holding"), a Turkish company, and, as a result of which, and as a result of the terms of the Shareholders Agreement (as defined, and as further described, in the Statement), Alfa Telecom Turkey may be deemed to be a beneficial owner of the Shares held by Turkcell Holding. Current information concerning the identity and background of the directors and officers of Alfa Telecom Turkey is set forth in Annex A hereto, which is incorporated by reference in response to this Item 2.

ATTL Limited is a Gibraltar company, with its principal address at 28 Irish Town, Gibraltar. The principal business of ATTL Limited is to function as a holding company. ATTL Limited is the sole shareholder of Alfa Telecom Turkey and, in such capacity, may be deemed to be the beneficial owner of the Shares beneficially owned by Alfa Telecom Turkey. Current information concerning the identity and background of the directors and officers of ATTL Limited and persons controlling ATTL Limited is set forth in Annex A hereto, which is incorporated by reference in response to this Item 2.

ATTL Holdings is a Luxembourg company (a société à responsabilité limitée), with its principal address at 1-3 Boulevard de la Foire, L-1528 Luxembourg. The principal business of ATTL Holdings is to function as a holding company. ATTL Holdings is the sole shareholder of ATTL Limited and, in such capacity, may be deemed to be the beneficial owner of the Shares beneficially owned by Alfa Telecom Turkey. Current information concerning the identity and background of the directors and officers of ATTL Holdings and persons controlling ATTL Holdings  is set forth in Annex A hereto, which is incorporated by reference in response to this Item 2.

ATTL UK is a Jersey company, with its principal address at 22 Grenville Street, St. Helier, Jersey, JE4 8PX. The principal business of ATTL UK is to function as a holding company. ATTL UK is the sole shareholder of ATTL Holdings and, in such capacity, may be deemed to be the beneficial owner of the Shares beneficially owned by Alfa Telecom Turkey. Current information concerning the identity and background of the directors and officers of ATTL UK and persons controlling ATTL UK is set forth in Annex A hereto, which is incorporated by reference in response to this Item 2.

LCIS is a Luxembourg company (a société à responsabilité limitée), with its principal address at 1-3 Boulevard de la Foire, L-1528, Luxembourg. The principal business of LCIS is to function as a holding company. LCIS is the sole shareholder of ATTL UK and, in such capacity, may be deemed to be the beneficial owner of the Shares beneficially owned by Alfa Telecom Turkey. Current information concerning the identity and background of the directors and officers of LCIS and persons controlling LCIS is set forth in Annex A hereto, which is incorporated by reference in response to this Item 2.

LIHS is a Luxembourg company (a société anonyme), with its principal address at 1-3 Boulevard de la Foire, L-1528, Luxembourg. The principal business of LIHS is to function as a holding company. LIHS is the sole shareholder of LCIS and, in such capacity, may be deemed to be the beneficial owner of the Shares beneficially owned by Alfa Telecom Turkey. Current information concerning the identity and background of the directors and officers of LIHS and persons controlling LIHS is set forth in Annex A hereto, which is incorporated by reference in response to this Item 2.

During the past five years, none of the Reporting Persons and, to the best of the Reporting Persons' knowledge, no other person identified in response to this Item 2, including those persons identified in Annex A, has been (a) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or (b) a party to any civil proceeding or a judicial or administrative body of competent jurisdiction as a result of which such person was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws, or finding any violation with respect to such laws.

Item 3. Source and Amount of Funds or Other Consideration.

Item 3 of the Schedule 13D is hereby amended to add the following at the end thereof:

LIHS and its affiliates have engaged in an internal reorganization. As part of that reorganization, on July 18, 2018 all of the shares in ATTL UK owned by LIHS (which constituted a controlling interest in ATTL UK and the indirect ownership of the Shares) were transferred to LCIS, a wholly owned subsidiary of LIHS. No external funds were used in connection with the transactions described in this Item 3 or in Item 4.

Item 4. Purpose of Transaction.

On July 18, 2018, LIHS and its affiliates engaged in an internal reorganization, as a result of which LCIS became the sole shareholder of ATTL UK (thereby constituting the controlling interest in ATTL UK and the indirect ownership of the Shares beneficially owned by Alfa Telecom Turkey).

Except as described in this Item 4, none of the Reporting Persons has formulated any plans or proposals which relate to or would result in any matter required to be disclosed in response to paragraphs (a) through (j) of Item 4 of Schedule 13D.

Item 5. Interest in Securities of the Issuer.

The Reporting Persons amend Item 5(a) – (c) of the Statement in its entirety as follows:

(a) Cukurova Telecom Holdings may be deemed to be the beneficial owner of the 1,122,000,000.238 Shares held by Turkcell Holding, representing 51.0% of the issued and outstanding Shares of Turkcell, by virtue of Cukurova Telecom Holdings ownership of 52.91% of the issued and outstanding share capital of Turkcell Holding, and Alfa Telecom Turkey may be deemed the beneficial owner of the 1,122,000,000.238 Shares held by Turkcell Holding, representing 51.0% of the total number of Shares outstanding, by virtue of Alfa Telecom Turkey's ownership of 49% of the issued and outstanding share capital of Cukurova Telecom Holdings and rights that Alfa Telecom Turkey has by virtue of such ownership and the terms of the Shareholders Agreement (as defined, and further described, in the Statement) related to Cukurova Telecom Holdings. Turkcell Holding is the beneficial owner of the 1,122,000,000.238 Shares held by it, representing 51.0% of the issued and outstanding Shares of Turkcell.

(b) Cukurova Telecom Holdings may be deemed to have the sole power to vote or direct the vote, and sole power to dispose or direct the disposition of, the 1,122,000,000.238 Shares held by Turkcell Holding, representing 51.0% of the total number of Shares outstanding, by virtue of Cukurova Telecom Holdings' 52.91% interest in Turkcell Holding. Further, Alfa Telecom Turkey may be deemed to have shared power to vote or direct the vote, and shared power to dispose or direct the disposition of, the 1,122,000,000.238 Shares held by Turkcell Holding, representing 51.0% of the total number of Shares outstanding. Alfa Telecom Turkey shares such power to vote or direct the vote, and to dispose of or direct the disposition of, the Shares held for the account of Turkcell Holding with Cukurova Finance International by virtue of Alfa Telecom Turkey's and Cukurova Finance International's joint ownership of Cukurova Telecom Holdings (in which Alfa Telecom Turkey holds a 49% ownership interest and Cukurova Finance International holds the remaining 51% interest) and the provisions of the Shareholders Agreement.

Each of ATTL Limited, ATTL Holdings, ATTL UK, LCIS, and LIHS may be deemed to have sole power to direct the voting and disposition of the 1,122,000,000.238 Shares held by Turkcell Holding by virtue of their direct and indirect ownership of Alfa Telecom Turkey.

(c) Other than as described in Item 4, to the best of the Reporting Persons' knowledge, there have been no transactions effected with respect to any Shares during the past 60 days by any of the persons named in response to Item 2.

Item 7. Material to be Filed as Exhibits.

The information in Item 7 of the Statement is hereby amended and supplemented as follows:

Exhibit No.		Description
Exhibit 99.4		Joint Filing Agreement between Alfa Telecom Turkey Limited, ATTL Limited, ATTL Holdings S.à r.l., ATTL Holdings UK Limited, Letterone Core Investments S.à r.l., and Letterone Investment Holdings S.A., dated July 25, 2018.

SIGNATURES

After reasonable inquiry and to the best of his or her knowledge and belief, each of the undersigned certifies that the information in this Amendment is true, complete and correct.

Date: July 25, 2018	ALFA TELECOM TURKEY LIMITED
	By:		/s/ Maxime Nino
	Name:		Maxime Nino
	Title:		Director
Date: July 25, 2018	ATTL LIMITED
	By:		/s/ Ian Clark
	Name:		Ian Clark
	Title:		Director
Date: July 25, 2018	ATTL HOLDINGS, S.À R.L.
	By:		/s/ Maxime Nino
	Name:		Maxime Nino
	Title:		Manager
Date: July 25, 2018	ATTL HOLDINGS UK LIMITED
	By:		/s/ Sally Pryce
	Name:		Sally Pryce
	Title:		Director
Date: July 25, 2018	LETTERONE CORE INVESTMENTS, S.À R.L.
	By:		/s/ David A. Gould
	Name:		David A. Gould
	Title:		Manager
Date: July 25, 2018	LETTERONE INVESTMENT HOLDINGS S.A.
	By:		/s/ David A. Gould
	Name:		David A. Gould
	Title:		Director

ANNEX A

Alfa Telecom Turkey Limited

Alfa Telecom Turkey is a British Virgin Islands company, with its principal address at Geneva Place, Waterfront Drive, P.O. Box 3469, Road Town, Tortola, British Virgin Islands. The principal business of Alfa Telecom Turkey is to function as a holding company.

During the past five years, Alfa Telecom Turkey has not been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining Alfa Telecom Turkey future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

The directors and executive officers of Alfa Telecom Turkey and their principal occupation and business addresses are identified below:

Name and Present Position with Alfa Telecom Turkey		Citizenship		Principal Occupation / Business Address(es)
Neil Toyer Director		Australia		Director of Alfa Telecom Turkey Limited, Geneva Place, Waterfront Drive, P.O. Box 3469, Road Town, Tortola, British Virgin Islands.   Director of PPE Holdings (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of L1 Energy Corporate Partner (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of L1 Energy Finance (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of L1R Finance (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of Letterone Finance (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of LTS (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.
Maxime Nino Director		Belgium		Manager of L1T VIP Holdings S.à r.l., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Legal Manager of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Legal Manager of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.

 

Name and Present Position with Alfa Telecom Turkey

Citizenship

Principal Occupation / Business Address(es)

Director of Alfa Telecom Turkey Limited, Geneva Place, Waterfront Drive, P.O. Box 3469, Road Town, Tortola, British Virgin Islands.   Member of the Board of Directors of Altimo Holdings & Investments Ltd., Trident Chambers, Wickhams Cay 1, PO Box 146, Road Town, Tortola, British Virgin Islands.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.

 

To the best of Alfa Telecom Turkey's knowledge, during the past five years none of the individuals above has been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining the person from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

ATTL Limited

ATTL Limited is a Gibraltar company, with its principal address at 28 Irish Town, Gibraltar. The principal business of ATTL Limited is to function as a holding company.

During the past five years, ATTL Limited has not been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining ATTL Limited from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

The directors and executive officers of ATTL Limited and their principal occupation and business addresses are identified below:

Name and Present Position with ATTL Limited		Citizenship		Principal Occupation / Business Address(es)
Edmund Packard Director		UK		Director, ATTL Limited, 28 Irish Town, Gibraltar.   Director, L1TS (Gibraltar) Limited, 28 Irish Town, Gibraltar.   Director, Letterone Overseas Investments Limited, 28 Irish Town, Gibraltar.   Director, LIHS Corporate Advisor Limited, 28 Irish Town, Gibraltar.   Director, Letterone Finance (Gibraltar) Limited, 28 Irish Town, Gibraltar.   Director, PPE Holdings (Gibraltar) Limited, 28 Irish Town, Gibraltar.   Director, Letterone Corporate Advisor Limited, 28 Irish Town, Gibraltar.

Name and Present Position with ATTL Limited

Citizenship

Principal Occupation / Business Address(es)

				Director of CTF Holdings Limited, Suite 2, 4 Irish Place, Gibraltar.   Director of Nurwert Holdings Ltd., 28 Irish Town, Gibraltar.   Director of Balfour Investments Ltd., 28 Irish Town, Gibraltar.   Director of CTF Consultancy Limited, Suite 2, 4 Irish Place, Gibraltar.   Director of L1T UB Holdings (Gibraltar) Limited, Suite 2, 4 Irish Place, Gibraltar.
Ian Clark Director		UK		Director, ATTL Limited, 28 Irish Town, Gibraltar.   Director, L1TS (Gibraltar) Limited, 28 Irish Town, Gibraltar.   Director, Letterone Overseas Investments Limited, 28 Irish Town, Gibraltar.   Director, LIHS Corporate Advisor Limited, 28 Irish Town, Gibraltar.   Director, Letterone Finance (Gibraltar) Limited, 28 Irish Town, Gibraltar.   Director, PPE Holdings (Gibraltar) Limited, 28 Irish Town, Gibraltar.   Director, Letterone Corporate Advisor Limited, 28 Irish Town, Gibraltar.   Director of L1T UB Holdings (Gibraltar) Limited, Suite 2, 4 Irish Place, Gibraltar.
Sally Pryce Director		UK		Partner of Letterone Technology (UK) LLP, 6 Chesterfield Gardens, London W1J 5BQ, UK.   Partner of Letterone Technology (Jersey) LLP, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.   Manager of ATTL Holdings S.à r.l., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Director of ATTL Limited, 28 Irish Town, Gibraltar.   Director of ATTL Holdings UK Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.   Director of Cukurova Telecom Holdings Limited, Craigmuir Chambers, P.O. Box 71, Road Town, Tortola, British Virgin Islands.

Name and Present Position with ATTL Limited

Citizenship

Principal Occupation / Business Address(es)

Director of Turkcell Holding A.S., Levent Mahallesi, Comert Sokak, Yapi Kredi Plaza, A-Blok, N.1/A K.16 Besiktas, Istanbul, Turkey.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.

To the best of ATTL Limited's knowledge, during the past five years none of the individuals above has been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining the person from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

ATTL Holdings S.à r.l.

ATTL Holdings is a Luxembourg company (a société à responsabilité limitée), with its principal address at 1-3 Boulevard de la Foire, L-1528 Luxembourg. The principal business of ATTL Holdings is to function as a holding company.

During the past five years, ATTL Holdings has not been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining ATTL Holdings from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

The directors and executive officers of ATTL Holdings and their principal occupation and business addresses are identified below:

Name and Present Position with ATTL Holdings		Citizenship		Principal Occupation / Business Address(es)
Maxime Nino Manager		Belgium		Manager of L1T VIP Holdings S.à r.l., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Legal Manager of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Legal Manager of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Director of Alfa Telecom Turkey Limited, Geneva Place, Waterfront Drive, P.O. Box 3469, Road Town, Tortola, British Virgin Islands.   Member of the Board of Directors of Altimo Holdings & Investments Ltd., Trident Chambers, Wickhams Cay 1, PO Box 146, Road Town, Tortola, British Virgin Islands.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.

Name and Present Position with ATTL Holdings

Citizenship

Principal Occupation / Business Address(es)

Neil Toyer Manager		Australia		Director of Alfa Telecom Turkey Limited, Geneva Place, Waterfront Drive, P.O. Box 3469, Road Town, Tortola, British Virgin Islands.   Director of PPE Holdings (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of L1 Energy Corporate Partner (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of L1 Energy Finance (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of L1R Finance (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of Letterone Finance (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of LTS (Jersey) Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.
Sally Pryce Manager		UK		Partner of Letterone Technology (UK) LLP, 6 Chesterfield Gardens, London W1J 5BQ, UK.   Partner of Letterone Technology (Jersey) LLP, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.   Manager of ATTL Holdings S.à r.l., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Director of ATTL Limited, 28 Irish Town, Gibraltar.   Director of ATTL Holdings UK Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.   Director of Cukurova Telecom Holdings Limited, Craigmuir Chambers, P.O. Box 71, Road Town, Tortola, British Virgin Islands.   Director of Turkcell Holding A.S., Levent Mahallesi, Comert Sokak, Yapi Kredi Plaza, A-Blok, N.1/A K.16 Besiktas, Istanbul, Turkey.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.

To the best of ATTL Holdings's knowledge, during the past five years none of the individuals above has been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining the person from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

ATTL Holdings UK Limited

ATTL UK is a Jersey company, with its principal address at 22 Grenville Street, St. Helier, Jersey, JE4 8PX. The principal business of ATTL UK is to function as a holding company.

During the past five years, ATTL UK has not been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining ATTL UK future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

The directors and executive officers of ATTL UK and their principal occupation and business addresses are identified below:

Name and Present Position with ATTL UK		Citizenship		Principal Occupation / Business Address(es)
Sally Pryce Director		UK		Partner of Letterone Technology (UK) LLP, 6 Chesterfield Gardens, London W1J 5BQ, UK.   Partner of Letterone Technology (Jersey) LLP, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.   Manager of ATTL Holdings S.à r.l., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Director of ATTL Limited, 28 Irish Town, Gibraltar.   Director of ATTL Holdings UK Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.   Director of Cukurova Telecom Holdings Limited, Craigmuir Chambers, P.O. Box 71, Road Town, Tortola, British Virgin Islands.   Director of Turkcell Holding A.S., Levent Mahallesi, Comert Sokak, Yapi Kredi Plaza, A-Blok, N.1/A K.16 Besiktas, Istanbul, Turkey.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.
Christopher Powell Director		UK		Director of ATTL Holdings UK Limited, 22 Grenville Street, St Helier, Jersey JE4 8PX, Channel Islands.

To the best of ATTL UK's knowledge, during the past five years none of the individuals above has been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining the person from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

Letterone Core Investments S.à r.l.

LCIS is a Luxembourg company (a société à responsabilité limitée), with its principal address at 1-3 Boulevard de la Foire, L-1528, Luxembourg. The principal business of LCIS is to function as a holding company.

During the past five years, LCIS has not been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining LCIS from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

The directors and executive officers of LCIS and their principal occupation and business addresses are identified below:

Name and Present Position with LCIS		Citizenship		Principal Occupation / Business Address(es)
Jonathan Muir Manager		UK		Manager of Letterone Core Investments S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Executive Officer of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Executive Officer of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors of Letterone Treasury Services S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager of LTS Investment S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.
David Gould Manager		Israel		Manager of Letterone Core Investments S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Operating Officer of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Operating Officer of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors of Letterone Treasury Services S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager, LTS Investment S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.

Name and Present Position with LCIS

Citizenship

Principal Occupation / Business Address(es)

Vitalij Farafonov Manager

UK

Manager of Letterone Core Investments S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Deputy CFO of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Deputy CFO of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Manager of Letterone Corporate Partner S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager of L1 Energy Investments GP S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager of L1 Energy Team Carry GP S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager of L1 Energy Head Carry GP S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.

To the best of LCIS' knowledge, during the past five years none of the individuals above has been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining the person from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

Letterone Investment Holdings S.A.

LIHS is a Luxembourg company (a société anonyme), with its principal address at 1-3 Boulevard de la Foire, L-1528, Luxembourg. The principal business of LIHS is to function as a holding company.

During the past five years, LIHS has not been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining LIHS future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.

The directors and executive officers of LIHS and their principal occupation and business addresses are identified below:

Name and Present Position with LIHS		Citizenship		Principal Occupation / Business Address(es)
Mikhail Fridman Director		Israel		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Supervisory Board of VimpelCom Ltd., Claude Debussylaan 88, 1082 MD, Amsterdam, The Netherlands.

Name and Present Position with LIHS		Citizenship		Principal Occupation / Business Address(es)
				Supervisory Board Member, X5 Retail Group N.V., Prins Bernhardplein 200 1097 JB Amsterdam, The Netherlands.   Member of the Board of Directors of ABH Holdings S.A., 3 Boulevard du Prince Henri, L-1724 Luxembourg.
German Khan Director		Israel		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.
Alexey Kuzmichev Director		Russia		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.
Petr Aven Director		Russia		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Chairman of the Board of Directors of ABH Holdings S.A., 3 Boulevard du Prince Henri, L-1724 Luxembourg.   Member of the Board of Directors of Alfa Bank (Russia), 27 Kalanchevskaya Street, Moscow 107078, Russian Federation.   Chairman of the Board of Directors of AlfaStrakhovanie, insurance company, 31 Shabolovka, Bldg. B, Moscow 115162, Russian Federation.   Chairman of the Supervisory Board of Alfa Bank (Ukraine), 4/6 Desyatinnaya, Kiev 01001, Ukraine.

Name and Present Position with LIHS		Citizenship		Principal Occupation / Business Address(es)
Andrey Kosogov Director		Russia		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Member of the Board of Directors, Alfa Bank (Russia),  27 Kalanchevskaya Street, Moscow 107078, Russian Federation.   Member of the Board of Directors of Alfa-Bank (Kazakhstan), 57A Masanchi Street, Almaty, 050012, Kazakhstan.   Member of the Board of Directors of Alfa-Capital Management Company LLC., 32/1, Sadovaya-Kudrinskaya Street, Moscow 123001, Russian Federation.   Member of the Board of Directors of ABH Holdings S.A., 3 Boulevard du Prince Henri, L-1724 Luxembourg.   Member of the Board of Directors of AlfaStrakhovanie, insurance company, 31 Shabolovka, Bldg. B, 115162 Moscow, Russian Federation.
Jonathan Muir Class I Director		UK		Manager of Letterone Core Investments S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Executive Officer of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Executive Officer of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors of Letterone Treasury Services S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager of LTS Investment S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Director of several other direct or indirect subsidiaries of Letterone Holdings S.A. and Letterone Investment Holdings S.A.

Name and Present Position with LIHS		Citizenship		Principal Occupation / Business Address(es)
Lord Davies of Abersoch Class I Director		UK		Chairman of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Chairman of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Chairman of Corsair Capital LLP (and investee companies), 25 St James's Street, London, SW1A 1HA, UK.   Senior Independent Director of Diageo Plc., Lakeside Drive, Park Royal, London, NW10 7HQ, UK.   Chairman of the Royal Academy of Arts Trustees, Burlington House, Piccadilly, London, W1J 0BD, UK.   Chairman of Cydar Limited, Bulbeck Mill, Mill Lane, Barrington, Cambs, CB22 7QY, UK.   Chairman of Andrew Martin Limited, - 200 Walton Street, Knightsbridge, London, SW3 2JL, UK.   Chairman of Play On Football Limited, Media House Richmond Road, Bowdon, Altrincham, WA14 2TT, UK.   Chairman of Byhiras, 23 Austin Friars, London, EC2N 2QP, UK.
David Gould Class I Director		Israel		Manager of Letterone Core Investments S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Operating Officer of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors and Chief Operating Officer of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Member of the Board of Directors of Letterone Treasury Services S.A., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager, LTS Investment S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.   Manager, LIHS Corporate Partner S.à r.l., 1-3 Boulevard de la Foire, L-1528 Luxembourg.

Name and Present Position with LIHS		Citizenship		Principal Occupation / Business Address(es)
Wulf von Schimmelmann Class I Director		Germany		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Chairman of the Supervisory Board, Deutsche Post DHL, Bonn, Germany, Charles-de-Gaulle-Strasse 20, 53113 Bonn, Germany.   Member of the Supervisory Board, Maxingvest AG, Hamburg, Germany, Alter Waldram 17/18, 20457 Hamburg, Germany.   Member of the Supervisory Board, Allianz Deutschland AG, Munich, Germany, Königinstrasse 28, 80802 München, Germany.   Member of the Board, Thomson Reuters, Toronto, Canada, 65 Queen Street West, Toronto, Ontario M5H 2M8, Canada.
Richard Burt Class I Director		USA		Member of the Board of Directors of Letterone Investment Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Member of the Board of Directors of Letterone Holdings S.A., 1-3 Boulevard de la Foire, L-1528, Luxembourg.   Director of Deutsche Bank’s Germany Funds closed-end fund group: The New Germany Fund, Inc. , Deutsche Investment Management Americas Inc., 345 Park Avenue, New York, NY 10154, USA.   Director of UBS family of mutual funds: UBS Global Asset Management (US) Inc., 51 West 52nd Street New York, New York  10019-6114, USA.

To the best of LIHS's knowledge, during the past five years none of the individuals above has been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanours) or (ii) a party to any judicial or administrative proceedings (except for matters that were dismissed without sanction or settlement) that resulted in a judgment, decree or final order enjoining the person from future violations of, or prohibiting activities subject to, U.S. federal or state securities laws, or a finding of any violation of U.S. federal or state securities laws.