Brands

ProSource Building Materials, Inc. is a sales and distribution organization with offices in St. Paul, Minnesota and warehouse facilities in Eagan, Minnesota. We focus on the brokerage of windows and doors, as well as installation/service solutions.

Our diverse and talented management team members have extensive experience and decades of proven track records of success within the industry. We have provided and installed tens of thousands of windows, and have consistently delivered a seamless, streamlined and satisfying experience for our clients.

We build windows and doors the only way they should be built. One at a time. Made to order. No shortcuts. No good enough is good enough. It’s this philosophy of doing it the right way that makes us who we are at Marvin. From the moment we began back in 1912, right up through breakfast this morning. But our commitment to providing customers with unparalleled value doesn’t stop there. We’re also proud to offer the industry’s most extensive selection of shapes, styles, sizes and options. To deliver uncompromising fit and finish. To capture classic details and historical design features. To tirelessly pursue more innovative design. To discover new ways of enhancing performance. And to create windows and doors that are truly Built around you®.

Windsor Windows & Doors has a rich tradition, starting with small beginnings in central Iowa and later becoming a part of the Woodgrain Millwork family. Along the way, we’ve never lost focus on the things that matter most to our customers; quality, product selection, service and value.