Timothy Allanbrook

Wiss, Janney, Elstner Associates, Inc. provides structural engineering services. The firm provides structural evaluation, roofing and waterproofing, historic prevention, repair and rehabilitation, blast engineering, and testing and instrumentation services. The company was founded by Jack Janney in 1956 and is headquartered in Northbrook, IL.

The National Trust For Historic Preservation provides leadership, education, advocacy and resources to save America's historic places. The firm helps revitalize neighborhoods, communities, and spark economic development and promote environmental sustainability. The company was founded in 1949 and is headquartered in Washington, DC.

Prospect Park Alliance, Inc. operates and maintenance campus and recreational vehicle parks. It preserves the natural environment, restores historic design and provides public programs and amenities. The company was founded in 1987 and is headquartered in Brooklyn, NY.

The American Institute of Architects operates as a professional association of architects. It provides support services for architects who wants to continue education experience and maintain their licensure; web-based resources; and conducts market research and provides analysis of the economic factors that affect the business of architecture. The company was founded by Richard Upjohn, H. W. Cleaveland, Henry Dudley, Leopold Eidlitz, Edward Gardiner, Richard Morris Hunt, J. Wrey Mould, Fred A. Petersen, J. M. Priest, John Welch, Richard Upjohn Jr., Charles Babcock, and Joseph C. Wells on February 23, 1857 and is headquartered in Washington, DC.