As filed with the Securities and Exchange Commission on October 21, 2003 Registration No. 333-77413 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ----------------------------- Post-Effective Amendment No. 1 to FORM S-8 REGISTRATION STATEMENT Under THE SECURITIES ACT OF 1933 ----------------------------- TENERA, INC. (Exact name of registrant as specified in its charter) Delaware 94-3213541 State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 1 Maritime Plaza Suite 750 San Francisco, California 94111 94111 (Address of Principal Executive Offices) (Zip Code) ----------------------------- 1993 OUTSIDE DIRECTOR COMPENSATION AND OPTION PLAN, AMENDED AND RESTATED AS OF MARCH 1, 1998 (Full title of the plan) ----------------------------- Jeffrey R. Hazarian Chief Executive Officer TENERA, Inc. 1 Maritime Plaza Suite 750 San Francisco, California 94111 (415) 273-2705 (Name, address and telephone number of agent for service) ----------------------------- Copy to: THOMAS S. LOO, ESQ. Greenberg Traurig, LLP 2450 Colorado Avenue, Suite 400E Santa Monica, California 90404 ----------------------------- ------------------------------------------------------------------------------------------------------------------- CALCULATION OF REGISTRATION FEE ------------------------------------------------------------------------------------------------------------------- Proposed Title of Amount Proposed Maximum Securities of Shares Maximum Aggregate Amount of to be to be Offering Price Offering Registration Registered Registered per Share Price Fee ------------------------------------------------------------------------------------------------------------------- Common Stock, par value $0.01 per share(1) 264,500(1) .01 $2,645.00 $0.21 -------------------------------------------------------------------------------------------------------------------(1) Shares being deregistered. ------------------------------------------------------------------------------------------------------------------- (i) DEREGISTRATION OF SHARES This Post-Effective Amendment No. 1 is filed to deregister securities remaining unexercised under Registration Statement No. 333-77413, filed by TENERA, Inc. (the "Company" or "Registrant") on April 30, 1999. Registration Statement No. 333-77413 registered 300,000 shares of common stock, par value $0.01 per share ("Common Stock"), of the Company issuable upon exercise of options granted pursuant to the Company's 1993 Outside Director Compensation and Option Plan, Amended and Restated as of March 1, 1998. (the "Plan"). As of the date hereof, 35,500 shares of Common Stock have been purchased under the Plan. This Post-Effective Amendment No. 1 to the Registration Statement is being filed to deregister all of the securities remaining unexercised under the Plan as of the date hereof. -1- SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of San Francisco, State of California, on October 21, 2003. TENERA, INC. By: /s/ Jeffrey R. Hazarian -------------------------------------------------- Jeffrey R. Hazarian, Chief Executive Officer Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated. Signature Title Date ----------------------- -------------------------------- ---------------- Chief Executive Officer, Chief Financial Officer, and Corporate Secretary (Principal Executive /s/ JEFFREY R. HAZARIAN Officer and Principal Financial ------------------------ Officer) October 21, 2003 Jeffrey R. Hazarian /s/ WILLIAM A. HASLER* Director October 21, 2003 ------------------------ William A. Hasler /s/ THOMAS S. LOO* Director October 21, 2003 ------------------------ Thomas S. Loo /s/ ANDREA W. O'RIORDAN* Director October 21, 2003 ------------------------ Andrea W. O'Riordan /s/ GEORGE L. TURIN* Director October 21, 2003 ------------------------ George L. Turin * Pursuant to a Power of Attorney filed with Registration Statement No. 333-77413, filed by the Registrant on April 30, 1999.