Royal Bank Capital Partners, the private equity arm of Royal Bank of Canada, has launched a $100-million fund that will invest in oil and gas, power and technology service companies. The fund is led by Paul McDermott, and comanaged by Bruce Rothstein, managing director, and Ray Sheen, director. Rothstein and McDermott were with First Reserve Corp., the Greenwich, Conn.-based private equity firm that invests exclusively in energy. Previously, Rothstein was executive vice president and chief financial officer of Entech Industries, a company formed by First Reserve to acquire and operate high-end valve manufacturers, and was with Ernst & Young as a senior manager specializing in mergers and acquisitions. Sheen was vice president of Deutsche Bank's energy group, a project finance director at Union Bank of Switzerland and held various positions, including vice president, in Lehman Brothers' independent power group. He was also with GE Capital, as an assistant vice president in the energy finance group. -Petroleum Finance Week