About OTG

Who we are

What Makes
Old Town Glass

We are family owned and second generation operated local business with global exposure.  In addition to retail and contractor sales of products, we offer installation services. With diverse capabilities, including full delegated design for unique development of bespoke façade solutions.   Whether you are a homeowner needing a small bathroom window replaced or an architect specifying windows for a project, we can help!

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Years Experience

Window & Door Retailer

To provide the best solutions, we consult with architects, engineers, contractors, and owners through all stages of a residential or commercial project. During this process we take a team oriented a approach to providing windows and doors to our clients. This allows our team to provide recommendations on the best possible product mix from our portfolio of building materials and façade elements. When the project dictates we will involve our external glass engineers and consultants to help ensure the best path forward.

We offer the entire SIGA Switzerland product line through our online webstore for shipping nation wide. More information on SIGA’s products for high performance air and weather sealing can be found at otgsupply.com.


Our staff is trained by the manufacturers we work with to provide the best service possible. We are a Milgard Certified Dealer, Marvin Authorized Installing Retailer, and Wasco Certified Commercial Installer. Our team has been factory trained at the Sky-Frame facility in Switzerland. OTG’s installers are factory trained to install MHB Steel Windows and a variety of interior glass systems from dormakaba.  

Our installation equipment includes tools from Heavydrive GMBH and Woods Powr Grip.  Including glass suction cup systems to handle up to 6,000 lbs of curved and flat glass. 

Provide the Best Service Possible

Our sales and installation staff, regularly visit suppliers for continuing education. We frequently travel to production facilities in the US and Europe to inspect products before they ship to ensure specifications are being met.

To maintain the best window and door integration into a building envelope, our installation crews are trained as InstallationMasters™ Certified Installers.

As a second generation 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 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 look forward to working with you, please do not hesitate to contact us or visit our showroom.

Start Your Project

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