NBC execs Harold Brook and Jerry Petry have both been promoted and will split the duties formerly handled by departing NBC Enterprises prexy John Agoglia.Agoglia on Tuesday said he was ankling the network after 18 years there because of a personal health scare. He also was widely rumored to have clashed with NBC West Coast President Don Ohlmeyer (Daily Variety, June 18). The NBC Enterprises prexy post will not be filled outright, but Brook and Petry are both being upped to the executive VP level, and Ohlmeyer is expected to assume some extra responsibility for high-level negotiations at the network. Brook, 40, who most recently was senior vice president of business affairs and administration, has been upped to exec VP of business affairs at NBC and NBC Studios. Petry, 47, is moving from senior VP of finance and business operations at NBC West Coast to exec VP of NBC Enterprises. Both promotions were expected, and sources said Brook was courted heavily by Warner Bros. TV for its top business affairs post prior to Agoglia’s exit (Daily Variety, June 19) Oversee all biz affairs Brook will oversee all business affairs for the network and its production arm. He’ll negotiate contracts, license fee agreements, and talent and program acquisitions for pilots, series, movies and minis for all network dayparts. Brook will also be in charge of business affairs for NBC Interactive and NBC’s syndicated newsmagazine “Access Hollywood,” and he’ll help handle threatrical acquisitions. While Brook is mainly in charge of buying, Petry is in charge of selling. He’ll oversee global distribution of NBC shows to all foreign and domestic platforms, including syndication, cable, DBS and home video. He also handles program co-ventures and will retain responsibility for finance and business operations for NBC Studios and the network. Petry has been working in various business affairs posts at NBC for more than 20 years. In 1988, he was named a director of production finance and NBC Productions, and he rose to senior VP of business operations there in 1991. In 1993, he was promoted to senior VP of finance and business operations at NBC West Coast. Brook joined NBC in 1987 as a director of business affairs, and he rose to VP in 1990 and senior VP in 1993. Prior to working for NBC, he worked for Paramount Pictures Corp. and Twentieth Century Fox Film Corp.’s legal department.