Ed Marhanka has joined Bank of Texas NA, Dallas, as vice president, senior petroleum engineer. Marhanka was formerly vice president, engineering, U.S. operations, for Toreador Resources Corp., Dallas (Nasdaq: TRGL).Remaining in the Duke Capital Partners offices, which were recently moved into the Duke Energy building at 5400 Westheimer, Houston, are Terence C. D'Souza, Matthew Rhodes and Amiel David.Dallas-based investment banking boutique Energy Capital Solutions (ECS) has completed nine transactions for its clients, mostly small-cap public E&P companies, since being formed in October 2001. Managing director J. Russell Weinberg came from Dain Rauscher Wessels after it merged into RBC Capital Markets in 2001. Managing director Keith J. Behrens was formerly with Bear Stearns.A third partner, Houston-based Cliff Adams, was with Petrie Parkman & Co. for eight years. Brad Nelson, vice president, was with Behrens at Bear Stearns. Associate Scott Trulock came from Deutsche Bank Securities.David de Buck has been appointed head of the global energy group and director of Fortis Corporate Investment Bank, Rotterdam, The Netherlands. De Buck can be reached at david.de.buck@nl.fortisbank.com. Dirk Meulemeester, former head, has retired.New York investment-banking firm Goldman Sachs & Co. has established Goldman Sachs E&P Capital, Houston, to provide private energy capital.Kurt A. Talbot is heading the new effort, which will focus on providing various forms of asset-backed capital to E&P companies. Talbot was with Trust Company of the West (TCW) for 13 years, most recently as manager of the Los Angeles-based company's Houston energy office. Talbot is joined by John Howie as vice president. Howie was most recently with EnCap Investments LLC, and before that, with Range Resources' and Tenneco Ventures' capital-provider businesses.Dallas-based Texas Capital Bank has opened a commercial banking center in Houston. The bank delivers financial services to Texas-based businesses, and its Houston team includes Mike Black, senior vice president, energy. Black was most recently a vice president of Duke Capital Partners.The Laredo National Bank, Laredo, Texas, has created a new energy business, LNB Energy Advisors, Houston, to provide bank credit facilities and advice to small and midsize producers. Gary K. Wright and Delbert J. Pierson have joined the bank to head the new business. Wright is president of LNB Energy Advisors and Pierson is executive vice president. Wright was previously with Chase Manhattan Bank, predecessor banks, and Chevron Oil Co. Pierson was with Exxon Co. USA, Texas Commerce Bank and independent producers. Most recently, he was acquisition manger for Mission Resources Corp. (Nasdaq: MSSN).OGJE/Madison Energy Advisors has moved from Greenspoint to the PennWell building in the Galleria area, Houston. The firm's phone number is unchanged.