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One Hat One Hand

Engineering Service

Address1335 Yosemite Ave, San Francisco, CA 94124

Phone(415) 822-2020

One Hat One Hand is a San Francisco Bay Area design and fabrication company for public art, sculpture, architectural metals, millwork and experiential spaces.

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Sources: BrightQuery (CDLA-Permissive-2.0); business website read 2026-10-14. About our data.