Lang Constructors, Inc. — MI - Region 5 - General Contractor

Sourcewell has awarded an Indefinite Delivery-Indefinite Quantity (IDIQ) construction contract to Lang Constructors, Inc. for general construction services in Region 5 of Michigan. Effective May 13, 2025, the agreement has a two-year term expiring May 7, 2027, with options for extensions. The contract is designed to provide participating entities with access to general construction and various trade-specific services, including mechanical, electrical, plumbing, roofing, and paving, governed by a framework of construction task catalogs and technical specifications following CSI Divisions 01 through 46. The contract utilizes a performance-based approach with strict technical standards for thermal, acoustic, and structural performance, as well as sustainability requirements such as LEED-related compliance and recycled content thresholds. Key administrative provisions include the use of standard AIA payment applications and a requirement for contractor personnel to undergo drug and background screening. Special requirements include the mandate for a Physical Security Professional certified design professional and specific protocols for Owner-Furnished/Contractor-Installed products. Inspection and final acceptance occur at the project site, with adherence to NFPA and ASTM standards for electrical, fire, and structural installations.