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William Starrett Dinwiddie Sr.

Active 1911-present

Firm Notes

William S. Dinwiddie, Sr., (1871-1932) founded this construction firm in San Francisco, CA.

Dinwiddie Construction merged with Hathaway Construction (headquartered in Santa Clara, CA) to form Hathaway Dinwiddie in 10/1996. The companies retained separate identities, each retaining its offices in San Francisco and Santa Clara. Once public companies, Hathaway Dinwiddie became privately held in 1996. In 2011, another office operated in Los Angeles, CA.

PCAD id: 1253