Wojan Window & Door is a custom manufacturer of commercial aluminum windows, sliding glass doors and terrace doors. Established in 1952, Wojan serves the U.S. commercial construction industry with representatives located throughout the country. Our two manufacturing facilities in Michigan house over 120,000 square feet of production space and employ 100+ production and administrative staff. From traditional fixed, slider and projected windows to blast and impact-resistant models, Wojan products are AAMA rated for a wide variety of commercial and architectural applications.

Wojan is a recommended partner for Hilton® Worldwide and a specified supplier for Marriott® CFRST brands. We are a member of AAMA (American Architectural Manufacturers Association), a registered provider with the American Institute of Architects' Continuing Education System, a member of the National Accreditation & Management Institute, Inc. and the NGA (National Glass Association), and an Independent Guardian Select™ Commercial Window Manufacturer.