CONTRACTORS' WAREHOUSE is your one-stop shop for building materials and supplies in California. We provide low prices on our huge inventory of in-stock products covering one of California’s largest selections of in-stock doors, windows, cabinets, flooring, and building materials, including a complete drive-through lumberyard, delivery, and tool rentals. With more than 40 years of experience providing home improvement products and construction supplies, we stock the materials you need to start your project today. We are open to the public and professionals seven days a week.