Irwin Seating Co. 
Irwin Seating Co. is the world wide leader in the manufacture of new seating, as well as restoration services, for arenas and stadiums, auditoriums, lecture halls, performing arts centers, places of worship, and cinemas.
Preferred Seating
Preferred Seating provides design, layouts and installs superior quality theater seating and stadium seating. A 21st century breakthrough, our seats are built of automotive-grade no break polypropylene, which is superior to steel. Please visit our website or call us tollfree at 866-922-0226.
Sedia Systems
Sedia Systems auditorium and arena chairs are suitable for a broad spectrum of venues spanning performing arts centers, theaters, auditoriums and arenas. The innovative FCB Series offers six unique seats that range from a basic fixed shell to an upholstered VIP seat, all with indoor/outdoor capabilities and all that maintain the FCB's sleek profile.
Stadium Savers 
Stadium Savers is a fully engineered EPS Geofoam Riser Forming System. Practical, proven, and economically-friendly; the Stadium Savers system can meet any design configuration both simple and complex. Owners love our cost, architects love our flexibility, and contractors love the ease of installation.
4specs Discussion Forum - Great place to ask questions about specifications, products and technical data. Free - no registration required to read or post (subject to moderation).
See also:
03 4100 - Precast Structural Concrete for stadium seating supports
Furniture for additional design options
Irwin Seating Co.
Irwin Seating Co. is the world wide leader in the manufacture of new seating, as well as restoration services, for arenas and stadiums, auditoriums, lecture halls, performing arts centers, places of worship, and cinemas.
Preferred Seating
Preferred Seating provides design, layouts and installs superior quality theater seating and stadium seating. A 21st century breakthrough, our seats are built of automotive-grade no break polypropylene, which is superior to steel. Please visit our website or call us tollfree at 866-922-0226.
Sedia Systems
Sedia Systems auditorium and arena chairs are suitable for a broad spectrum of venues spanning performing arts centers, theaters, auditoriums and arenas. The innovative FCB Series offers six unique seats that range from a basic fixed shell to an upholstered VIP seat, all with indoor/outdoor capabilities and all that maintain the FCB's sleek profile.
Stadium Savers
Stadium Savers is a fully engineered EPS Geofoam Riser Forming System. Practical, proven, and economically-friendly; the Stadium Savers system can meet any design configuration both simple and complex. Owners love our cost, architects love our flexibility, and contractors love the ease of installation.