Registration Statement No. 333-15021 ----------------------------------------------------------------------------- SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 -------------------------- POST-EFFECTIVE AMENDMENT NO.1 TO REGISTRATION STATEMENT ON FORM S-3 Under THE SECURITIES ACT OF 1933 -------------------------- TRIDEX CORPORATION (Exact name of registrant as specified in its charter) Connecticut 06-0682273 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 61 Wilton Road, Westport, CT 06880 (203)226-1144 (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) Seth M. Lukash Chief Executive Officer 61 Wilton Road, Westport, CT 06880 (203) 226-1144 (Name, address, including zip code, and telephone number, including area code, of agent for service) Stephen J. Carlotti, Esq. Hinckley, Allen & Snyder 1500 Fleet Center Providence, Rhode Island 02903 (401) 274-2000 Approximate date of commencement of proposed sale to the public: As soon as practicable after the effective date of the Registration Statement. TRIDEX CORPORATION 693,184 Shares of Common Stock (no par value per share) SYNOPSIS OF OFFERING Pursuant to a currently effective Registration Statement filed with the Securities and Exchange Commission by EDGAR on October 29, 1996, Tridex Corporation ("Tridex" or the "Company") registered for sale by certain selling security holders a total of 693,184 shares (the "Shares") of Common Stock, no par value (the "Common Stock"), of Tridex. The Common Stock is traded on the Nasdaq National Market under the symbol "TRDX." POST-EFFECTIVE AMENDMENTS In Part II of the Registration Statement, item 17, subparagraph (3), the Company agreed, as part of its undertakings pursuant to the Registration Statement, to do the following: (3) The undersigned registrant hereby undertakes to remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination of the offering. Pursuant to the terms of the Offering, and the undertaking set forth above, the Company does hereby remove from registration a total of 343,575 shares which were registered pursuant to the Registration Statement and which remain unsold at the termination of the offering. SIGNATURES Pursuant to the requirements of the Securities Act of 1933, as amended, the registrant has duly caused this Post-Effective Amendment No. 1 to its Registration Statement (File No. 333-15021) to be signed on its behalf by the undersigned, thereunto duly authorized in the City of Westport, Connecticut, on February 17, 1998. TRIDEX CORPORATION By:_/s/ Seth M. Lukash______ Seth M. Lukash, Chairman, President, Chief Executive Officer, and Chief Operating Officer