Chesapeake Energy Corp. has named Domenic “Nick” Dell’Osso as its new president and chief executive officer. Announced on Oct. 11, Dell’Osso’s appointment brought to a formal close the search for a new Chesapeake CEO launched following the departure of Doug Lawler in April. Lawler, a former Anadarko Petroleum executive, had taken over leadership of the company in 2013 after its founde...