Airgas, Inc. (NYSE: ARG), Radnor, PA, a supplier of industrial, medical and specialty gases and No. 5 on MDM’s list of top industrial distributors, has named Jack Appolonia president of Airgas East region.

Appolonia will advance to this position from his previous role as vice president of construction, where he had operational and financial responsibility for Airgas' construction segment on a national basis.

The Airgas East region serves New Jersey, central and eastern Pennsylvania, Delaware, Maryland and northern Virginia, as well as New York City and Long Island, through nearly 50 locations and a fleet of more than 220 vehicles.