Milgard Windows and Doors first started in 1958 as a father son glass shop, and has since developed into a large, diverse window and door company. They offer windows and doors in vinyl, aluminum, and fiberglass with a wood interior option. Milgard windows also come with a lifetime warranty for residential projects. For more information, check out their website here.
Andersen, founded in 1903, is a privately held company based Bayport, Minnesota. Andersen is a maker of premium wood-clad windows and patio doors in North America. Andersen offers window designs from hinged, bay, double-hung, gliding, and picture windows. Other brands include EMCO (storm and screen doors), Weiland Doors (large scale doors), MQ (Luxury windows and doors), and Heritage (aluminum windows and doors). To learn more about Andersen, you can visit their website here.