Commercial Architecture | Building Improvements by Mark Thomas Architects | San Francisco — MARK THOMAS ARCHITECTS

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440 Spear Street, San Francisco, CA 94105
415-543-5005 | Email

@copyright Mark Thomas Architects 2025

Full-service architectural firm specializes in sustainable and livable homes and innovative workspaces. With over 30 years of experience, Mark Thomas Architects is a leader in the architecture industry, based in San Francisco and serving Marin County, Palo Alto, Sonoma, Napa Valley, Sea Ranch, Lake Tahoe, and beyond. Partner with us to transform your vision into reality.