Who is the best door manufacturer?

Who is the best door manufacturer depends on door type, but overall best manufacturers are considered to be Therma-Tru for fiberglass entry doors, Andersen for wood and patio doors, and Masonite for interior doors. For exterior fiberglass entry doors, Therma-Tru, owned by Fortune Brands Innovations, is widely considered best, with its Classic Craft line consistently top-rated by Consumer Reports and J.D. Power for realistic wood look, energy efficiency, and durability, and is the leading fiberglass door brand in US. Plastpro and Provia are also considered best premium fiberglass manufacturers for rot-proof composite construction. For wood entry doors, Simpson Door Company is considered best for high-quality solid wood doors with custom options, and Andersen is best for wood-clad and contemporary entry doors. For interior doors, Masonite International is best and largest, making majority of interior molded doors sold at Home Depot and Lowe's, with JELD-WEN also major. For steel entry doors, JELD-WEN and Masonite are best for affordable security doors. For patio doors, Andersen and Pella are best for sliding and French doors. For composite doors in UK, Solidor is best. So there is no single best manufacturer for all doors, but Therma-Tru is best for fiberglass entry, Andersen best for premium wood and patio, Masonite best for interior, and Simpson best for custom wood, with Provia and Plastpro also top-tier for premium fiberglass composite entry doors.