Located in Marin County, Proudly Serving the Bay Area for Over 40 Years!
Call us Today! (415) 459-2939



Sentry Garage Doors is fully licensed, bonded and insured to provide sales and service on both residential and commercial doors. Customers depend on us for all of their routine home and business needs, as well as 24-hour emergency service. Call on our professionals for:
  • Sales and Installation
New Garage Doors and Accessories 
Garage door openers (remote, motor and track), coverings and other components (hinges, springs, rollers, handles). 
Residential / Commercial Gates

Garage Door Opener Sales and Installation

  • Lift Master
  • Genie
  • Repair and Maintenance
All brands and manufacturers.

General repair services, cable repair, repair torsion spring, broken spring replacement, garage door section replacement, insurance work and more.

  • Free Estimates
Contact us today for more information on our quality products and services. Ask about our labor and material warranties!
Licensed * Bonded * Insured

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Contact Us


126 Front St Suite B
San Rafael, CA 94901
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