Peco Energy Co. chief executive Denis O'Brien received Drexel University's LeBow College of Business 2009 Business Leader of the Year award Dec. 3 at the Park Hyatt at the Bellevue. O'Brien, who also is a vice president of Exelon Corp., earned a Drexel MBA in 1987 and is a university trustee. Attended by 675 guests, the luncheon raised more than $400,000 to establish a scholarship fund and support academic programs at LeBow.