1955 -

I.M. Pei & Associates

I.M. Pei & Associates was founded in 1955 by I. M. Pei, Eason H. Leonard, and Henry N. Cobb. The firm was renamed I.M. Pei & Partners in 1966 and Pei Cobb Freed & Partners in 1989. Today it continues to design and build award-winning projects for major corporations, cultural and religious institutions, private developers and public authorities around the world. The firm’s commitment to designing to enhance community and creating quality public space has remained unchanged. Projects range from Denver’s 16th Street Mall and Boston’s John Fitzgerald Kennedy Library in the 1970s to the United States Holocaust Museum in Washington D.C. in 1993, and the United States Air Force Memorial in Arlington, Virginia in 2006.