Filing Details

Accession Number:
0001493152-25-004688
Form Type:
13D Filing
Publication Date:
2025-02-02 19:00:00
Filed By:
ECP ControlCo, LLC
Company:
Custom Truck One Source Inc. (NYSE:CTOS)
Filing Date:
2025-02-03
SEC Url:
13D Filing
Ownership Summary

Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.

Name Sole Voting Power Shared Voting Power Sole Dispositive Power Shared Dispositive Power Aggregate Amount Owned Power Percent of Class
ECP ControlCo, LLC 0 0 0 0 0 0%
Energy Capital Partners III, LLC 0 0 0 0 0 0%
Energy Capital Partners GP III, LP 0 0 0 0 0 0%
Energy Capital Partners III, LP 0 0 0 0 0 0%
Energy Capital Partners III-A, LP 0 0 0 0 0 0%
Energy Capital Partners III-B, LP 0 0 0 0 0 0%
Energy Capital Partners III-C, LP 0 0 0 0 0 0%
Energy Capital Partners III-D, LP 0 0 0 0 0 0%
Energy Capital Partners GP III Co-Investment (NESCO), LLC 0 0 0 0 0 0%
Energy Capital Partners III (NESCO Co-Invest), LP 0 0 0 0 0 0%
ECP Starlight Public GP, LLC 0 0 0 0 0 0%
ECP Starlight Guarantor (Public), LP 0 0 0 0 0 0%
NESCO Holdings GP, LLC 0 0 0 0 0 0%
NESCO Holdings, LP 0 0 0 0 0 0%
ECP Cardinal Holdings, LP 0 0 0 0 0 0%
Filing





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 §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. Checkbox not checked

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 (“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).






SCHEDULE 13D



Comment for Type of Reporting Person:
Limited Liability Company


SCHEDULE 13D



Comment for Type of Reporting Person:
Limited Liability Company


SCHEDULE 13D





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SCHEDULE 13D



Comment for Type of Reporting Person:
Limited Liability Company


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Comment for Type of Reporting Person:
Limited Liability Company


SCHEDULE 13D





SCHEDULE 13D



Comment for Type of Reporting Person:
Limited Liability Company


SCHEDULE 13D





SCHEDULE 13D





SCHEDULE 13D

 
ECP ControlCo, LLC
 
Signature:/s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III, LLC
 
Signature:By: ECP ControlCo, LLC, its managing member; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners GP III, LP
 
Signature:By: Energy Capital Partners III, LLC, its general partner; By: ECP ControlCo, LLC, its managing member; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III, LP
 
Signature:By: Energy Capital Partners GP III, LP; By: Energy Capital Partners III, LLC; By: ECP ControlCo, LLC; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III-A, LP
 
Signature:By: Energy Capital Partners GP III, LP; By: Energy Capital Partners III, LLC; By: ECP ControlCo, LLC; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III-B, LP
 
Signature:By: Energy Capital Partners GP III, LP; By: Energy Capital Partners III, LLC; By: ECP ControlCo, LLC; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III-C, LP
 
Signature:By: Energy Capital Partners GP III, LP; By: Energy Capital Partners III, LLC; By: ECP ControlCo, LLC; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III-D, LP
 
Signature:By: Energy Capital Partners GP III, LP; By: Energy Capital Partners III, LLC; By: ECP ControlCo, LLC; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners GP III Co-Investment (NESCO), LLC
 
Signature:By: Energy Capital Partners III, LLC, its general partner; By: ECP ControlCo, LLC, its managing member; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
Energy Capital Partners III (NESCO Co-Invest), LP
 
Signature:By: Energy Capital Partners GP III Co-Investment (NESCO), LLC; By: Energy Capital Partners III, LLC; By: ECP ControlCo, LLC; /s/ Jennifer Gray
Name/Title:Jennifer Gray, General Counsel
Date:02/03/2025
 
ECP Starlight Public GP, LLC
 
Signature:/s/ Christopher M. Leininger
Name/Title:Christopher M. Leininger, Executive Vice President & General Counsel
Date:02/03/2025
 
ECP Starlight Guarantor (Public), LP
 
Signature:By: ECP Starlight Public GP, LLC, its general partner; /s/ Christopher M. Leininger
Name/Title:Christopher M. Leininger, Executive Vice President & General Counsel
Date:02/03/2025
 
NESCO Holdings GP, LLC
 
Signature:/s/ Jennifer Gray
Name/Title:Jennifer Gray, Executive Vice President
Date:02/03/2025
 
NESCO Holdings, LP
 
Signature:By: NESCO Holdings GP, LLC, its general partner; /s/ Jennifer Gray
Name/Title:Jennifer Gray, Executive Vice President
Date:02/03/2025
 
ECP Cardinal Holdings, LP
 
Signature:By: NESCO Holdings GP, LLC, its general partner; /s/ Jennifer Gray
Name/Title:Jennifer Gray, Executive Vice President
Date:02/03/2025