Peter Chermayeff, in 2009, is continuing his work of 47 years under a new firm name, Peter Chermayeff LLC. The work began in 1962 when he founded Cambridge Seven Associates, a multi-disciplinary design firm, with six other founding principals: Paul Dietrich, Terry Rankine, Louis J. Bakanowsky, Alden Christie, Ivan Chermayeff and Tom Geismar. In 1968 Chuck Redmon became a principal, replacing Alden Christie. Peter SoIIogub and Bobby Poole became principals of C7A in 1984, together with Peter Kuttner, John Stebbins, Gary Johnson, Ron Baker, Frank Zaremba, and Richard Tuve. The work at C7A ranged) across the disciplines of urban planning, architecture, and graphic design and included such protects as the modernization of the MBTA, Boston's urban transportation system, the United States Exhibition at Expo '67, Charles Square, a mixed-use development that Includes a hotel, housing, offices and retail, various master planning assignments, and the design of diverse building types including transportation facilities, hotels, offices, retail, museums, housing and university buildings. Early on, Chermayeff became Interested in a specialized niche, aquarium design, Including exhibit design, and urban design, beginning with the New England Aquarium in Boston. For many years at C7A, starting with the Baltimore Aquarium In 1975 he worked closely with Peter SoIIogub and Bobby Poole on aquarium projects. The three formed a new firm, Chermayeff. SoIIogub and Poole in 1998, which became Chermayeff ft Poole in 2005.