Exhibit 32

TRC COMPANIES, INC.

Certification

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

(Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code)

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United States Code), each of the undersigned officers of TRC Companies, Inc., a Delaware corporation (the Company), does hereby certify, to such officer’s knowledge, that:

The Quarterly Report on Form 10-Q for the quarter ended March 31, 2005 (the Form 10-Q) of the Company fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934 and information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: May 16, 2005	/s/	Richard D. Ellison
		Richard D. Ellison
		Chief Executive Officer
Date: May 16, 2005	/s/	Harold C. Elston, Jr.
		Harold C. Elston, Jr.
		Chief Financial Officer