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BSI Constructors Inc. is a general contractor and construction management firm based in St. Louis, MO and is ranked by the St. Louis Business Journal as one of the 150 largest private companies in the St. Louis Metro Region as well as one of the largest general contractors in the region. For 50 years, BSI Constructors has maintained an outstanding reputation as a leader in the construction industry, dedicated to achieving the highest standards of integrity, service, and excellence in workmanship. BSI has completed projects for some of the region's most respected institutions: Washington University, A.G. Edwards, Enterprise-Rent-A-Car, The Gateway Foundation, The Chase Park Plaza, The Missouri Botanical Garden, The Missouri Historical Society, Forest Park Forever, The St. Louis Public Library, St. Louis University, St. Louis University High School, The Archdiocese of St. Louis, University of Missouri-Columbia, Southeast Missouri State, Sachs Properties, Restoration St. Louis. For more information visit www.bsistl.com

BSI Constructors Questions

The BSI Constructors annual revenue was $15 million in 2026.

Ray Trimble is the CFO of BSI Constructors.

46 people are employed at BSI Constructors.

BSI Constructors is based in St. Louis, Missouri.

The NAICS codes for BSI Constructors are [23622, 23, 2362, 236, 236220].

The SIC codes for BSI Constructors are [154, 15].

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