Irwin Seating Company is the world's leading manufacturer of public seating for movie theatres, auditoriums, arenas, performing arts centers, and convention centers. Our chairs, bleachers and telescopic platforms are installed in thousands of venues all over the world.

• See also:
• Masterformat 2004
• 12 61 00 - Fixed Audience Seating
• 12 66 00 - Telescoping Stands
• 12 66 13 - Telescoping Bleachers
• 12 66 23 - Telescoping Chair Platforms
• 13 31 00 - Fabric Structures
• 13 31 23 - Tensioned Fabric Structures
• 13 34 00 - Fabricated Engineered Structures
• 13 34 13 - Glazed Structures
• 13 34 16 - Grandstands and Bleachers
• 13 34 19 - Metal Building Systems
• 13 34 23 - Fabricated Structures
• 13 34 56 - Observatories
• 13 44 00 - Modular Mezzanines
• Masterformat 1995
• 12610 - Fixed Audience Seating
• 12660 - Telescoping Stands
• 13120 - Pre-Engineered Structures