UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ANNUAL REPORT TO STOCKHOLDERS and FORM 10-K/A [X]	 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 1997 OR [ ] 			TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO . Commission file number 1-13264 TRIGEN ENERGY CORPORATION (Exact name of registrant as specified in its charter) 	Delaware	 13-3378939 	(State or other jurisdiction	 (I.R.S. Employer 	of incorporation or organization)	 Identification No.) 	One Water Street 	White Plains, New York	 10601-1009 	(Address of principal executive offices) 	(Zip Code) (914) 286-6600 (Registrant's telephone number including area code) Securities registered pursuant to Section 12(b) of the Act: 		Name of Each Exchange 	Title of Each Class	 on Which Registered - --------------------- --------------------- Common Stock, Par Value $.01 Per Share	 New York Stock Exchange Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes X No Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. [ ] The aggregate market value of voting stock held by non-affiliates of the registrant was $63,509,010 based upon the closing sale price quoted by the New York Stock Exchange on March 25, 1998. There were 12,321,680 shares of the registrant's Common Stock outstanding on March 25, 1998. DOCUMENTS INCORPORATED BY REFERENCE Information called for in Part III of this Form 10-K is incorporated by reference from the registrant's definitive proxy statement to be filed in connection with its 1998 annual meeting of shareholders which will be held on May 13, 1998. SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this amendment to be signed on its behalf by the undersigned, thereunto duly authorized on March 31, 1998. 		TRIGEN ENERGY CORPORATION 		By /s/ David H. Kelley ---------------------------- David H. Kelly Vice President, Finance and Chief Financial Officer