DoorsVA.com Sterling, VA 20165- Call office 703-430-7850 or cell 703-851-9057 ProVia Door, Inc. is a leading manufacturer of professional-class doors, storm doors, and patio doors. Based in Sugarcreek, Ohio "Andersen" and the AW logo are registered trademarks of Andersen Corporation. EMCO Enterprises, Inc. is a wholly owned subsidiary of Andersen Corporation.