Irwin Seating Company is the world's leading manufacturer of public seating for movie theatres, auditoriums, arenas, performing arts centers, and convention centers. From Festival Hall in Osaka, Japan, to Carnegie Hall in New York, from Cardinals' Stadium in Phoenix to UCI Cinemas in Lisbon, Portugal, our chairs are installed in thousands of venues all over the world. Our headquarters are located in Grand Rapids, Michigan, and we operate an additional North American facility in Altamont, Illinois. The plant in Grand Rapids occupies 450,000 square feet and employs over 400 people. Irwin Seating Company is ISO 9001 certified. Seating is our only business, and public seating products are the only products we manufacture at our five facilities. In addition to auditorium seating, we manufacture stadium seating, lecture room furniture, bleachers, telescopic platforms and seating for public transportation. We also provide the industries most comprehensive restoration services.