Call us today 415-456-3860

2018 Fourth Street, San Rafael, CA 94901

Your security is our business.

Transbay Lock, Inc. is a family owned and operated locksmith business. It was established in 1964 and has served all of Marin County and parts of the Bay Area for the last 60 years. We work on more than just locks; we specialize in a wide array of services and products and offer years of expertise.

Our Services

We provide professional service for your home, business, and vehicle. We can meet your security needs with various products and services, from installations of high-security commercial lock systems to the primary residential re-keying. In addition to our Store location, our mobile units are fully equipped to provide the necessary services you require at your location.

    • Locks sold, installed, re-keyed & repaired

    • Electronic & mechanical access systems

    • High-security lock systems

    • Automotive locks sold & repaired

    • We service, open, and repair most brands and model safes

    • Installation of most safes

    • Combination changes

    • Large selection of brand names & types

    • Door closers installed & serviced

    • ADA compliant hardware available

    • High security “laser cut” keys

    • Transponder keys (chip)

    Important note: We do not provide mobile service calls on vehicles.