Save up to 50% on High Quality Window Repair, Replacement, and Installation Services!


Storm Windows and Doors

Aluminum Storm windows are a cost-effective alternative to replacement windows. Custom built to your specifications with heavy-duty extruded aluminum, ProVia storm windows can offer up to a 21% increase in energy efficiency, weather protection and noise reduction.

With a relatively low initial cost, storm door installation is an inexpensive option that provides a number of benefits for any homeowner, including: protection of the exterior door, increased energy efficiency, keeps insects out while allowing in more natural light and adds additional security to your home. Our full line of ProVia aluminum storm doors are available in multiple colors and feature many options for door glass, including the exclusive Inspirations™ Art Glass.

Customized Replacement Windows

At Supreme Window & Glass, we can help you select replacement windows based on what is most important to you in a window solution. We carry multiple lines of replacement windows to enhance the exterior design of your home, some also emulate the beauty of traditional wood windows without the care and maintenance. Our line of replacement windows combine high performance, security and energy-efficiency features, as well as its highly coveted custom design options. Replacement windows from Supreme Window & Glass can reduce energy bills, increase peace of mind and provide an excellent return on your investment.

Full Service Glass Repair

The team at Supreme Window & Glass is ready to serve all your glass repair needs.
Our commitment to quality and service for more than 50 years, combined with experience make us the right choice for all of your residential glass repair needs. We pride ourselves on our commitment to our customers, professional installations and repairs – done right the first time.

We offer: Window Repair, Glass Repair, Mirror Repair, Custom Glass Cutting, and Custom Mirror Installations!

Entry Doors

At Supreme Window & Glass, we provide entry doors that are individually customized for our customers, and meet the highest standards of durability, security and energy efficiency in the residential market. Entry doors, not only increase curb appeal, but also offer added security to your residence.

Custom Glass Work

Supreme Window & Glass has provided custom glass cutting and mirror applications to homebuilders and homeowners in Cleveland since 1960.

Whether for a standard size vanity, a custom-size window or an entirely new space,we specialize in creating mirrors and glass to complement your decorating style.
Make areas of your home or business appear larger – by simply reflecting more natural light. To further customize and provide a one-of-a-kind piece, we can bevel the edges, provide a variety of finishes (smooth, gloss and frost), and add arched tops, patterns and designs. Our cutters take pride in their work and ensure only the highest quality of product available.

We offer: Insulated Glass Replacement, Custom Mirror Installation, Tabletops and Furniture, Window Glass, Custom Plexi-Glass, Picture Glass, Decorative Glass, Leaded Glass, Framed Mirrors, Glass Etching, Shower Doors, & Surrounds!


Our Team

Supreme Windows: A Tradition of Excellence

Supreme Window & Glass, an integral part of the Cleveland Heights community for more than fifty years, is a glass and window company that values the essential combination of quality, honesty and integrity. Marc and Mike Muskal, the owners and brothers, have continued their family’s legacy of providing friends and neighbors of the Greater Cleveland area the much-needed niche of a quality windows and glass without the cost of big chain stores – and with the personal touch of a caring, local business.

Supreme Window and Glass offers replacement windows and installation, storm windows and doors, glass and mirror repair, and custom glass, window and mirror projects. Owners Marc and Mike Muskal, are glass and window experts who can create beautiful windows, doors and custom glass installations that seamlessly integrate into home to maintain its architectural integrity.

Marc Muskal - Owner

Mike Muskal - Lead Foreman

Supreme’s mission is simply to be a fill a valuable niche in the Cleveland community and its surrounding neighborhoods, and it has been doing so since 1962! This business has been built as a labor of love. In fact, Marc Muskal started off in this business as a volunteer – working for free just because he wanted to learn the business and gain experience. And after absorbing all he could, Marc took over the company and he’s put his expertise to work, continuing the company legacy by providing quality window repair and installation, and custom glass work for more than four decades.

“My family has been involved in construction for 30 years,” Marc says. “This is a very specialized work, like a surgeon, not just a doctor. To provide customers that level of service, an uncompromised level of integrity and quality from a fair local business, and receive their appreciation – it’s what drives us.”

Marc and Mike are continually striving grow, so that all Cleveland residents can have beautiful, quality windows from a local business. “We are professional, punctual and easy to deal with,” Mike says.

Contact Us today to see how we can help you determine the right window and glass products for your needs.

Get In Touch

Come See Us

4298 Mayfield Rd, South Euclid, OH 44121, USA