13G Filing: Trigran Investments and CECO Environmental Corp (CECE)

CUSIP No. 125141101

13G

Item 1(a)

Name of Issuer:
CECO Environmental Corp.

Item 1(b)

Address of Issuers Principal Executive Offices:
14651 North Dallas Parkway

Dallas, Texas 75254

Item 2(a)

Name of Person Filing

Item 2(b)

Address of Principal Business Office

Item 2(c)

Citizenship
Trigran Investments, Inc.

630 Dundee Road, Suite 230

Northbrook, IL 60062

Illinois company

Douglas Granat

630 Dundee Road, Suite 230

Northbrook, IL 60062

U.S. Citizen

Lawrence A. Oberman

630 Dundee Road, Suite 230

Northbrook, IL 60062

U.S. Citizen

Steven G. Simon

630 Dundee Road, Suite 230

Northbrook, IL 60062

U.S. Citizen

Bradley F. Simon

630 Dundee Road, Suite 230

Northbrook, Illinois 60062

U.S. Citizen

Steven R. Monieson

630 Dundee Road, Suite 230

Northbrook, Illinois 60062

U.S. Citizen

          2(d)

Title of Class of Securities:
Common Stock, $0.01 par value

          2(e)

CUSIP Number:
125141101

Item 3

If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

(a)

o

Broker or dealer registered under section 15 of the Exchange Act;

(b)

o

Bank as defined in section 3(a)(6) of the Exchange Act;

(c)

o

Insurance company as defined in section 3(a)(19) of the Exchange Act;

(d)

o

Investment company registered under section 8 of the Investment Company Act;

(e)

x

An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

(g)

x

A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

(h)

o

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act;

(i)

o

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act;

(j)

o

A non-U.S. institution in accordance with Rule 13d1(b)(1)(ii)(J);

(k)

o

Group, in accordance with Rule 13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with Rule 13d1(b)(1)(ii)(J), please specify the type of institution:____________________________

If this statement is filed pursuant to Rule 13d-1(c), check this box. o