SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) CECO ENVIRONMENTAL CORP. -------------------------------------------------------------------------------- (Name of Issuer) Common Stock -------------------------------------------------------------------------------- (Title of Class of Securities) 125141101 -------------------------------------------------------------------------------- (CUSIP Number) May 22, 2003 -------------------------------------------------------------------------------- (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [X] Rule 13d-1(c) [ ] Rule 13d-1(d) CUSIP No. 13G Page 2 of 5 125141101 1 NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) Harvey Sandler Revocable Trust 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] 3 SEC USE ONLY 4 CITIZENSHIP OR PLACE OF ORGANIZATION Florida NUMBER OF 5 SOLE VOTING POWER SHARES BENEFICIALLY 946,756 OWNED BY EACH 6 SHARED VOTING POWER REPORTING PERSON WITH 0 7 SOLE DISPOSITIVE POWER 946,756 8 SHARED DISPOSITIVE POWER 0 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 946,756 shares of Common Stock 10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES [ ] 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 9.48% 12 TYPE OF REPORTING PERSON OO CUSIP No. 13G Page 3 of 5 125141101 SCHEDULE 13G ------------ Item 1. (a) Name of Issuer: CECO Environmental Corp. (b) Address of Issuer's Principal Executive Offices: 3120 Forrer Street Street, Cincinnati, Ohio 45209 Item 2. 1. (a) Name of Person Filing: Harvey Sandler Revocable Trust (b) Address of Principal Business Office, or, if none, Residence: c/o Sandler Enterprises, Inc. 21170 N.E. 22nd Court North Miami Beach, Florida 33180 (c) Citizenship or Place of Organization: Harvey Sandler Revocable Trust is a trust organized under the laws of the State of Florida. (d) Title of Class of Securities: Common Stock, $0.01 par value (e) CUSIP Number: 125141101 Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or (c), Check Whether the Person Filing is a: Not applicable. Item 4. Ownership. Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. Harvey Sandler Revocable Trust (a) Amount beneficially owned: 946,756 shares of Common Stock, $0.01 par value, of CECO Environmental Corp. CUSIP No. 13G Page 4 of 5 125141101 (b) Percent of class: 9.48% (c) Number of shares as to which the person has: (i) Sole power to vote or to direct the vote: 946,756 shares (ii) Shared power to vote or to direct the vote: 0 shares (iii) Sole power to dispose or to direct the disposition of: 946,756 shares (iv) Shared power to dispose or to direct the disposition of: 0 shares Item 5. Ownership of Five Percent or Less of a Class. Not applicable. Item 6. Ownership of More Than Five Percent on Behalf of Another Person. Not applicable. Item 7. Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. Not applicable. Item 8. Identification and Classification of Members of the Group. Not applicable. Item 9. Notice of Dissolution of Group. Not applicable. Item 10. Certifications. By signing below the undersigned certifies that, to the best of its knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. CUSIP No. 13G Page 5 of 5 125141101 SIGNATURE --------- After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: April 7, 2005 HARVEY SANDLER REVOCABLE TRUST By: /s/ Harvey Sandler ----------------------------------- Name: Harvey Sandler Title: Sole Trustee