STV Incorporated is a multinational professional services company that specializes in architecture, engineering, construction management, and planning, along with building and facilities services, transportation, energy, and infrastructure market sectors. STV specializes in education, justice, highways, bridges, rail and mass transit sectors within the United States and Canada. It currently has two headquarters sites: Douglassville, Pennsylvania, and 225 Park Avenue South in Manhattan, New York City. STV's oldest predecessor firm, Seelye Stevenson Value & Knecht, was founded in New York City in 1912 as Elwyn E. Seelye & Co. as a structural engineering firm. The firm performed multi-discipline engineering services throughout the country, working on projects such as the Thomas Jefferson Memorial in Washington, D.C., the parachute jump at the 1939 World's Fair, NASA's Vehicle Assembly Building at the Kennedy Space Center in Florida, and the Enrico Fermi National Accelerator Laboratory in Batavia, Illinois. More information...
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