PORTALAIS offers a diverse collection of Domestic and International custom WINDOWS & DOORS of the highest quality WOOD, STEEL, along with the highest in energy performance, ALUMINUM, fenestration products. With today’s design trends in custom home construction in mind, PORTALAIS has created unique partnerships that provide access to both mid-range custom WINDOWS & DOORS as well as exclusive one-of-a-kind specialty items that provide quality and selection for our clients.