Pacilio will have day-to-day operational responsibility for the safety, efficiency and reliability of Exelon Generation's power generation fleet, which includes more than 100 generating units in 17 states.

By K. Steiner-Dicks

Bryan Hanson, Exelon Nuclear COO, has been promoted to senior vice president, Exelon Generation, and president and chief nuclear officer of Exelon Nuclear, replacing Pacilio.

According to the company, Pacilio will have day-to-day operational responsibility for the safety, Bryan Hanson, Exelon Nuclear COO, has been promoted to senior vice president, Exelon Generation, and president and chief nuclear officer of Exelon Nuclear, replacing Pacilio. efficiency and reliability of Exelon Generation's power generation fleet, which includes more than 100 generating units in 17 states.

Exelon Generation operates the largest clean energy fleet in America, producing electricity from 10 fuel types including nuclear, natural gas, hydro, wind and solar. Pacilio will report to Exelon Generation President and CEO Kenneth W. Cornew.

Pacilio has more than 30 years of experience with the company and nuclear plant operations. He has served in various leadership positions within Exelon Nuclear, including COO, senior vice president of Midwest operations, and site vice president and plant manager at several Exelon nuclear generating stations. Among other accomplishments, Pacilio led the U.S. nuclear industry's development of two national nuclear emergency response centers as part of the industry's response to the 2011 Fukushima events in Japan.

Hanson, as president and CNO, takes over operational and organizational responsibility for the largest fleet of nuclear power stations in the nation, with more than 11,000 employees and 23 reactors at 14 locations in Illinois, Maryland, Nebraska, New Jersey, New York and Pennsylvania. Hanson will report to Pacilio.

Hanson most recently was chief operating officer of Exelon Nuclear and responsible for the daily operations of the nuclear fleet.