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glass & screen


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Are you interested in learning more about what we have to offer you? We are more than happy to provide additional information about our products or services. For product pricing details, service timelines, ordering information, or any other questions you have, contact us through the form below.

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Proudly Serving the Cities of Fitchburg, Ashburnham, Leominster, Lunenburg, Westminster, Worcester, Princeton, & Gardner

Making your home more beautiful and efficient is our goal. Let us create custom shower enclosures, install storm windows and doors, or repair insulated glass.

Create a great first impression with entrance doors, commercial windows, and storefront glass from our company. We install glass for a variety of commercial buildings, from shopping malls to hospitals.


Don't let a cracked windshield endanger you and your family. Bring your vehicle to Advanced Glass & Mirror for quality auto glass replacement services.




Advanced Glass & Mirror is a small, family-owned-and-operated glass company in Westminster, Massachusetts. Since 1993, we have provided commercial, residential, and auto glass installations and repairs, as well as custom glass services. We take pride in providing quality materials and service to meet your glass needs.


Our owner, who has more than 30 years of experience, oversees all jobs to ensure superior workmanship and to address any immediate concerns. Our customers have commented that we offer prompt, professional service at a fair price.



Beautiful structures have been our pride and joy in construction. These products are not just windows, mirrors, or doors—they are your way of life. Your investment in beautiful glass throughout your home can also make the difference when you decide to sell.

Beautiful and strong architectural products from Advanced Glass & Mirror can be found in commercial buildings across Massachusetts, including office buildings, schools, hospitals, and shopping malls. 


Let our glass company make your home more beautiful and economical with insulated glass and screen repair. Because we have the proper equipment and means to repair your products in our shop, we do not have to order the glass, allowing us to provide same-day service. We sell all types of custom-fit windows that are not only aesthetically pleasing, but also give you more insulation while saving you money.

alumax shower enclosures

Shower doors, bathroom enclosures and shower door glass stall enclosures made by Alumax. Quality glass shower bath enclosures.

Westminister Ma

Advanced Glass & Mirror, Inc.
158 State Road E
Westminster, MA 01473-1209

(978) 874-1865