As filed with the Securities and Exchange Commission on February 2, 1998 REGISTRATION NO. 333-31731 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ----------------------------------------- POST-EFFECTIVE AMENDMENT NO. 1 TO FORM SB-2 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ----------------------------------------- COMMONWEALTH BIOTECHNOLOGIES, INC. (Name of small business issuer in its charter) Virginia 8733 56-1641133 (State or other jurisdiction of (Primary Standard Industrial (I.R.S. Employer Identification No.) incorporation or organization) Classification Code Number) Commonwealth Biotechnologies, Inc. Commonwealth Biotechnologies, Inc. 911 East Leigh Street, Suite G-19 911 East Leigh Street, Suite G-19 Richmond, Virginia 23219 Richmond, Virginia 23219 (804) 648-3820 (804) 648-3820 (Address and telephone number of principal executive (Address of principal place of business or intended offices) principal place of business) --------------- Commonwealth Biotechnologies, Inc. 911 East Leigh Street, Suite G-19 Richmond, Virginia 23219 Attention: Richard D. Freer, Ph.D., Chairman (804) 648-3820 (Name, address and telephone number of agent for service) Copies of communications to: J. BENJAMIN ENGLISH, ESQ. JAMES J. WHEATON, ESQ. LeClair Ryan, A Professional Corporation Willcox & Savage, P.C. 707 East Main Street, Suite 1100 1800 NationsBank Center Richmond, Virginia 23219 Norfolk, Virginia 23510 (804) 783-2003 (757) 628-5619 On October 28, 1997, Commonwealth Biotechnologies, Inc., a Virginia corporation (the "Company"), concluded its initial public offering (the "Offering") of 1,015,000 shares of the Company's common stock, no par value per share ("Common Stock"). In connection with the Offering, the Company registered the resale of an aggregate of 541,370 shares of Common Stock to be issued by the Company upon conversion of certain privately-placed, subordinated convertible notes (the "Notes"). The 541,370 shares of Common Stock so registered assumed the issuance of 41,370 shares of Common Stock as interest payable on the Notes. On the Closing Date, Notes converted into an aggregate of 534,241 shares of Common Stock, including 34,241 shares of Common Stock issued as interest on the Notes. The Company hereby withdraws the registration of the 7,129 shares of Common Stock reserved for issuance as interest on the Notes, but not issued in connection with the conversion of the Notes. SIGNATURES In accordance with the requirements of the Securities Act, the Registrant certifies that has reasonable grounds to believe that it meets all of the requirements of filing on Form SB-2 and authorized this Post-Effective Amendment No. 1 to the Registration Statement to be signed on its behalf by the undersigned, in the in the City of Richmond, Commonwealth of Virginia, on February 2, 1998. COMMONWEALTH BIOTECHNOLOGIES, INC. By: /s/ Richard J. Freer, Ph.D. Richard J. Freer, Ph.D., Chairman of the Board Pursuant to the requirement of the Securities Act, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated: Name Position Date ----- --------- ------ /s/ Richard J. Freer, Ph.D. Chairman of the Board, February 2, 1998 Richard J. Freer, Ph.D. (Principal Executive Officer) and Director * President and Director February 2, 1998 - ----------------------------- Robert B. Harris, Ph.D. * Secretary, Vice President February 2, 1998 - ----------------------------- Gregory A. Buck, Ph.D. and Director * Vice President and Director February 2, 1998 - ----------------------------- Thomas R. Reynolds * Director February 2, 1998 - ----------------------------- Charles A. Mills, III * Director February 2, 1998 - ----------------------------- Peter C. Einselen * /s/ Richard J. Freer, Ph.D. Attorney-in-Fact