Wholesale Door Distributor

As a leading wholesale door distributor since 2003, Windoor Building Supply works with many vendors and reps nationwide to provide the very best in exterior doors. Matched with excellent customer service, affordable products and a experienced and knowledgeable management team, working with Windoor Building Supply is a win-win for your end customers and fulfillment of your residential projects.

Windoor Building Supply is located in Mullins, South Carolina and services North Carolina & South Carolina. As a wholesale distributor, Windoor is unable to provide pricing on the website and will not sell directly to an end customer, so please contact us by calling our office 843-464-1557 to speak with a representative or visiting our Contact page to submit an online form for more information.


Since 2003 Windoor has been a leading wholesale door distributor, established as a small business, we continue to provide personal and valuable customer service. To ensure Windoor remains a leader in the industry we continue to provide exceptional service, product, and prompt delivery.