Since 1960, Functional Building Supply Company has been distributing hollow metal frames and doors, wood doors and finish hardware to the construction industry. As a family-owned business, we take pride in our ability to supply and service our products in a timely and professional manner while maintaining competitive pricing.

Our sister company, Commercial Opening Services, is staffed with trained installers allowing us to furnish and install a wide range of building solutions including, fire door inspection and correction.

Please feel free to contact us if you need any assistance regarding our products and services.