Born in Germany, he emigrated first to Israel and secondly to the United States, where he settled in Los Angeles, California.
With NASA and General Electric, he invented a graphic design tool used to predict what impact buildings would have on environments.
[1][2] He designed many high-rise residential buildings in Downtown Los Angeles, including housing projects.
(1982) Barnard Park Senior Housing, in Santa Monica (1984), Vista Montoya in Pico Union (1984), and the Grand Promenade in Bunker Hill Los Angeles (1986), In a speech he gave to the National Association of Home Builders International Conference of Apartment Developers in 1970, Kamnitzer called for the development of full living environments, by building apartment complexes with retail facilities, tennis courts, swimming pools, childcare centers, and even park-like features like "rushing waterfalls, secluded walkways, meandering streams and lush greenery".
[6] By 1970, with NASA and General Electric, he had developed a graphic design tool to anticipate the effects of planned buildings.
[1] His ashes are interred at the urn garden of Hillside Memorial Park in Culver City, next to the Heather Condominiums project (1970),and the Meadows Apartments, which were both designed by Kamnitzer, Marks, and Partners.