Residential & Commercial Glazing Contractor, Window & Door Product Experts

Whether you need custom windows and doors for a new home or a simple single pane window repaired, we have the expertise to assist you. We are a local family owned and operated business, so you can expect the personal treatment and service, along with expert advice.  As a California Licensed Contractor we provide sales, installation, and repair of the products the we sell. 

We specialize in the following products:

• Broken Window Repair
• Replacement Windows
• Insulated Units
• Wood, Aluminum, and Vinyl: Windows, Patio and French doors, Greenhouses
• Skylights
• Shower and Baths
• Screens: New & Repaired
• Mirror Applications
• Plastics
• Acrylic and Glass Block Windows
• Custom Framed Mirrors
• Decorative/Obscure Flat and Insulated Glass

In addition to the products listed above, we offer many brands of windows and doors, including:

• All Weather Windows
• Andersen Windows & Doors
• A Series
• 400 Series
• 200 Series
• 100 Series
• Blomberg Windows & Doors
• Cascade Vinyl Windows
• Marvin Windows & Doors
• Marvin Windows and Doors, Signature Services
• Milgard Windows & Doors
• Vinyl (Tuscany and Styleline)
• Ultra (Fiberglass)
• Woodclad (Fiberglass and Wood Veneer)
• Essence Wood Windows
• Integrity Windows & Doors by Marvin
• Fleetwood Windows & Doors
• Hope’s Steel Windows
• Custom Wood Windows by B&D 

We have a blog that can be found at www.maringlassandwindows.com that highlights our projects and features recent developments in the window, door, and glass industry.  We encourage you to visit our blog, our facebook page, or our linkedin site for additional information on us.   

In addition to being a licensed contractor we are certified by the Environmental Protection Agency (EPA) for renovations and repairs in lead based paint environments. We have InstallationMasters™ Certified Installers on staff and are certified to sell and install the products that we offer.

Our California Contractor’s License Number is 736844. We encourage you to verify that any Contractor you hire is properly licensed and insured. Please feel free to visit the California State License Board for information on our Contractor’s License & Insurance.

Thanks to the outstanding work by everyone at Old Town Glass we have continued to be the only Diamond Certified glass company in Marin County - being independently rated highest in quality!!  We have been Diamond Certified for six years running.  Diamond Certified continually surveys our customers to provide us with invaluable feedback.  Our reviews and ratings are available on the Diamond Certified Website.

Thanks for visiting and we look forward to serving you. You may contact us at info@otglass.com with any questions or to request an appointment.

John Pope
Owner/President
415.897.0088