Our Mission: Your Satisfaction

For almost 75 years, Trim-A-Seal has been the trusted home improvement company of choice among homeowners in Munster and other Northern Indiana, Chicagoland, and Western Michigan communities. We have spent the decades perfecting our exemplary services – a testament that has been backed by our many accolades, including an A+ rating from the Better Business Bureau. We are constantly bettering ourselves, working to improve our services and dedicate our undivided attention to our customers. Today, as a third-generation, family-owned and -operated company, we continue to fulfill our mission and take great pride in providing our customers with outstanding products and services at an affordable price point. It is this dedication to excellence that has helped us earn a reputation as one of Northwest Indiana’s most respected and successful home improvement companies.

As a one-stop shop for exterior home improvements, we offer a wide variety of premium products, all of which are crafted by trusted manufacturers. And, as we value customer satisfaction above all else, we take the time to make sure that you receive the most appropriate upgrade for your needs by walking you through all the available options. No matter what you select, every product that we install is backed with a minimum of a five-year workmanship warranty, and they come with applicable manufacturer warranties for added peace of mind. Making sure we do right by our customers is the foundation of our business and the reason so many homeowners turn to us time and again for their home improvements.