Tenaska Marketing Grouop has named Fred Hunzeker as president and CEO and John Obermiller as chief financial officer.<br /><br />The division handles marketing for Tenaska Inc.'s energy products. Hunzeker joined Tenaska in 1991 and helped establish its first energy marketing affiliate. He will oversee natural gas marketing companies Tenaska Marketing Ventures and Tenaska Marketing Canada; fuels and agricultural commodities marketer Tenaska Commodities LLC; and liquefied natural gas fuels developer and marketer Tenaska NG Fuels LLC. Obermiller will coordinate mid- and back-office administrative activities among the marketing affiliates. He joined the company in 2001 and has been a senior vice president.