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John Jacob Lotz Edit Profile

building contractor

John Jacob Lotz, American building contractor. Benjamin Franklin fellow Royal Society Arts, London, 1976; named Engineer of Year, Delaware Valley Engineering Society, 1977.


Lotz, John Jacob was born on August 19, 1922 in Philadelphia, Pennsylvania, United States. Son of William F. and Amelia (Albright) Lotz.


Bachelor of Science, Civil Engineering, Lehigh University, 1947. Doctor of Humane Letters, Combs College, 1970.


President, chairman Lotz Designers, Engineers, Constructors, Horsham, Pennsylvania. Board director Frankford Trust Company.


  • Other Work

    • Contributor articles to professional journals. National lecturer on balanced economic growth, environmental concerns and economic need, industrial and office park development.


Past member Chelteham Township. Vice chairman board trustees Spring Garden College. Past president Carpenters' Company Phila (Carpenters Hall).

Board directors Young Women’s Christian Association, Pen Jer Del council With Combat Engineers United States Army, World World War World War II. Fellow American Society of Civil Engineers, Society of America Military Engineers (past president). Member General Building Contractors Association Philadelphia (board director, past president), Montgomery County Industrial Development Corporation (board director), National Association Industrial and Office Parks (past president, chairman Education Foundation), Northeast Manufacturers Association (past president), Manufacturers Association of Delaware Valley (board director), Engineers Club Philadelphia (George Washington Gold medal for Engineering Excellence 1983), American Concrete Institute, Northeastern Indiana Development Association, American Industrial Development Council, Industrial Developers Research Council, Prudential Business Campus Association (past president), Society Industrial Realtors, Council Urban Economic Directors, Urban Land Institute, Landmarks Society Philadelphia (board director), Beta Theta Pi (past chapter president), Masons, Shriners (trustee), Kiwanis, Seaview Country Club, Manufacturers Country Club.


Married Evelyn L. Buckley, September 16, 1944. Children: Joan Lotz Subotnick, Mary Lotz Dare.

William F. Lotz

Amelia (Albright) Lotz

Evelyn L. Buckley

Joan Lotz Subotnick Lotz

Mary Lotz Dare Lotz