Are You Looking for Door & Window Companies in Portland, ME?

Marvin Design Gallery By Eldredge is a premier supplier of custom windows, doors, and skylights serving southern Maine and New Hampshire since 1937. Specializing in Marvin and Infinity products, we offer energy-efficient, durable solutions for residential and historic buildings. Our Portland showroom provides hands-on experience with customizable options for coastal and extreme weather conditions.

Regal Replacement Windows is a family-owned Maine business specializing in premium window and door replacement since 2000. We serve Portland and surrounding counties with energy-efficient, American-made products featuring lifetime warranties. Our expert installation team delivers durable solutions that enhance home aesthetics and reduce energy costs through advanced technologies like Low-E glass and argon/krypton gas insulation.

BROSCO Boise Cascade is a leading distributor of quality doors, windows, and millwork products in the Northeast. Established in 1890, the company specializes in durable, energy-efficient solutions tailored to regional architectural needs. With three distribution centers and a focus on craftsmanship, it serves building professionals and homeowners through a network of authorized dealers.

Paradigm Windows is a leading manufacturer of premium vinyl windows and doors designed for residential and commercial applications. We specialize in durable, energy-efficient products rigorously tested for performance in extreme climates. Our customizable solutions include double hung, casement, awning, and specialty windows, all backed by an industry-leading warranty.