EX-10 3 ex10-152.txt EX10-152.TXT EXHIBIT 10.152 FIRST AMENDMENT TO VOTING AGREEMENT AND IRREVOCABLE PROXY This is the First Amendment to the Voting Agreement and Irrevocable Proxy (the "Voting Agreement") made as of November 28, 2005 by and among Delta Petroleum Corporation, a Delaware corporation ("Holdings"), Delta Petroleum Corporation, a Colorado corporation ("DP Colorado"), DPCA LLC, a Delaware limited liability company and wholly-owned subsidiary of DP Colorado ("Acquisition") and the undersigned stockholders of Castle Energy Corporation (the "Stockholders"). RECITALS -------- WHEREAS, in connection with an Agreement and Plan of Merger (the "Merger Agreement") dated as of November 8, 2005 by and among Holdings, DP Colorado, Acquisition and Castle Energy Corporation, a Delaware corporation ("Castle"), the Stockholders entered into the Voting Agreement pursuant to which the Stockholders agreed, among other things, to vote their shares in Castle in favor of the Merger Agreement and the merger contemplated therein; and WHEREAS, Holdings, DP Colorado, Acquisition and the Stockholders wish to modify the Voting Agreement by entering into this First Amendment to the Voting Agreement to reflect the changes specifically set forth below. AGREEMENT --------- NOW, THEREFORE, in accordance with Section 7 of the Voting Agreement, Holdings, DP Colorado, Acquisition and the Stockholders agree as follows: 1. Schedule 1 to the Voting Agreement is amended and restated as follows: "Schedule 1 ----------- Estate of Joseph L. Castle II and Sallie W. Castle may sell up to an aggregate of 150,000 Shares Kathryn Van Blarcom, Sallie B. Harder and Joseph L. Castle III may each sell up to 33,333 Shares, subject to the right to reapportion such number among themselves as they shall determine" 2. This First Amendment is effective as of November 28, 2005 (the "Effective Date"). 3. Except as modified by this First Amendment, the Voting Agreement shall remain in full force and effect. [Signature pages follow] IN WITNESS WHEREOF, the parties have executed this First Amendment as of the Effective Date above written. /S/ ROGER A. PARKER -------------------------------------------------- Delta Petroleum Corporation /S/ ROGER A. PARKER -------------------------------------------------- Delta Petroleum Corporation /S/ ROGER A. PARKER -------------------------------------------------- DPCA LLC, by its Sole Member /S/ SALLY W. CASTLE -------------------------------------------------- Estate of Joseph L. Castle II, by Sally W. Castle, Executor 1,434,699 Shares /S/ SALLY W. CASTLE -------------------------------------------------- Sally W. Castle 55,925 Shares /S/ RICHARD E. STAEDTLER -------------------------------------------------- Richard E. Staedlter 74,600 Shares /S/ MARTIN R. HOFFMANN -------------------------------------------------- Martin R. Hoffman 36,000 Shares /S/ RUSSELL S. LEWIS -------------------------------------------------- Russell S. Lewis 62,000 Shares /S/ JOHN P. KELLER -------------------------------------------------- John P. Keller 111,000 Shares /S/ SIDNEY F. WENTZ -------------------------------------------------- Sidney F. Wentz 78,000 Shares /S/ JOSEPH L. CASTLE III -------------------------------------------------- Joseph L. Castle III 218,784 Shares /S/ KATHRYN VAN BLARCOM -------------------------------------------------- Kathryn Van Blarcom 61,385 Shares /S/ SALLIE B. CASTLE -------------------------------------------------- Sallie B. Castle 189,885 Shares 2