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Residential & Commercial Glazing Contractor, Window & Door Product Experts, CSLB #736844

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700 Grant Ave, Novato, CA 94945
Marin/SF                        415-897-0088
Sonoma/Napa                707-559-7047
Email                           info@otglass.com
Blog            maringlassandwindows.com


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Why choose Old Town Glass for your window and door needs.

Old Town Glass is Marin County’s Premier Window and Door Retailer. Our relationships with the leading window and door manufacturers (click to view our product lines), allow us to provide access to the best window and door products.    Whether you're in search of a new or replacement product, we have the aluminum, vinyl, wood, aluminum clad wood, fiberglass, or steel window or door that will be the perfect fit for your budget and style.

As a family owned and operated business we strive to provide the best service and the best product fit for our clients.  We don’t have sales reps based on commission and our staff want to will work with you to achieve your goals.  As experts in the fenestration business, Old Town Glass, can assist in design, code compliance, and energy issues. 

We offer full window and door installation services and free estimates.  Whether you are a homeowner needing a small bathroom window replaced or an architect specifying windows for a residential or commercial project, we can help. We consult with architects, engineers, contractors, and owners through all stages of a residential or commercial project.    We work with our customers to complete complex glazing or window installation projects through  coordination between all stake holders.

Our installers frequently work side by side with contractors to install windows and doors. We provide expertise on flashing, waterproofing, and window and door installation.   If your project is complex and the installation in beyond our standard scope, we can refer you to a General Contractor for assistance and will work with the contractor to provide you with the best possible team to complete your work. Our installation crews work with the Bay Area’s best contractors every day to provide installation of windows and doors on their projects.  We don’t subcontractor our installation crews but frequently work as a subcontractor for a general contractor on complex projects.  

Along with are complete glass, mirror, screen, and door products - we display Marvin, Milgard, Andersen, Fleetwood, and Integrity in our showroom.  Please give us a call or stop by our showroom, so that our staff can assist you with your window and door needs.  

We are a Milgard Certified Dealer and Marvin Authorized Installing Retailer. Our employees are factory trained, we have InstallationMasters™ Certified Installers on staff , and some installaters are EPA RRP Qualified, to ensure that your project is completed right.  Additionally we are a Marvin Windows & Doors authorized Lift & Slide Installer and Certified to Install Fleetwood 3070 Multislide doors.