Council on Tall Buildings and Urban Habitat

Leonard Joseph

Working Group; Outriggers, Co-Chair

United States

Thornton Tomasetti, Inc

With more 35 years of experience, Leonard Joseph has analyzed, designed and reviewed high-rise buildings, sports facilities, hangars, hotels, historic buildings, manufacturing facilities and parking garages. He works with a wide variety of materials, including structural steel, reinforced concrete, precast and post-tensioned concrete, masonry, wood and light gage framing. For buildings around the world, Len deals with seismic, wind and other environmental hazards, and incorporates local construction practices into his designs.

His project credits include Shanghai Tower, a 600-meter mixed-use tower; Taipei 101; Ping An International Financial Center, a 660-meter office tower; and the Petronas Twin Towers. Currently, Len is working on the Kingdom Tower, a 1,000-meter mixed-use building in Jeddah, Saudi Arabia.

Active in technical development and teaching, he lectures and writes articles and books on structure for both technical and general audiences. He has more than two dozen technical papers and abstracts to his credit. He is a licensed structural engineer in California and a licensed professional engineer in California, Nevada, New York and Washington.

Len graduated from Cornell University with a bachelor’s degree in civil engineering, and from Stanford University with an MBA and a master’s degree in structural engineering.