Royal Dutch Shell P.L.C. became the latest big international player to buy a stake in the Marcellus Shale when it announced Friday that it would pay $4.7 billion for East Resources Inc., a Pennsylvania company that has morphed into a hefty natural-gas operator.In buying East Resources, whose headquarters is in Warrendale, Pa., Shell will acquire about 1.05 million acres of gas leases, including 650,000 acres of Marcellus Shale rights in Pennsylvania, West Virginia, and New York.
East Resources, which is based in Allegheny County, is most active in Tioga County, in north-central Pennsylvania, and also owns substantial acreage in Allegheny National Forest....more