February 21, 1995 Mr. William S. Sudhaus 606 Pugh Road Strafford, PA 19087 Re: Amended and Restated Employment Agreement Made as of January 1, 1994 Dear Bill: This is to confirm the agreement between Castle Energy Corporation and you to amend the above-referenced agreement to eliminate from the description of your "Office" in section 2(a) your service as Chairman and Chief Executive Officer of Powerine Oil Company and its subsidiaries. Please sign in the place indicated below signifying your agreement to this amendment. Sincerely, /s/ Joseph L. Castle II ------------------------------ Joseph L. Castle II AGREED TO AND ACCEPTED /s/ William S. Sudhaus ----------------------- William S. Sudhaus February ___, 1995