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Associate Members
- ACMS Group, Inc.
- Advance Energy LLC
- Advanced Engineering Services
- Aero Machine and Manufacturing
- Alta Equipment Company
- Al Warren Oil Company
- Alliance Group Technologies Corporation
- Altorfer CAT
- AMS Industries, Inc
- Apache Industrial United
- Arctic Engineering Co, Inc.
- Atlas Technical Consultants
- Barnhart Crane and Rigging Co
- Barton Malow Company
- BELCON/REGIS Group Inc.
- Berglund Construction
- BMWC Constructors
- Boilermakers Local #374
- BrandSafway Industries, LLC.
- Brandenburg Industrial Service Company
- Brock Industrial Services
- Burling Builders, Inc.
- Calumet Lumber Inc.
- Calumet Testing Services
- CATSI, Inc.
- Central Rent-a-Crane
- Chicago Corrosion Group, LLC
- Code Red Safety
- CompressAir
- Construction & Turnaround Services
- Continental Electric Co., Inc.
- Consolidated Fabrication and Constructors
- CORE Construction
- Correct Mechanical, Inc.
- CSD Engineers
- Diversified Marketing Strategies. Inc.
- DLZ Industrial, LLC
- Dyer Construction Company, Inc.
- E.C. Babilla Inc.
- EMCOR Hyre Electric Company of Indiana, Inc.
- Executive Construction Inc.
- Falk-PLI Engineering & Surveying
- F. H. Paschen
- Fluor Constructors – Cargill
- Fluor Constructors – Suncoke
- G.E. Marshall, Inc.
- Glenn L. Firme & Associates
- Graycor Industrial Constructors, Inc.
- Griffin Contract Dewatering, LLC
- Griffith Windustrial
- Grimmer Construction, Inc.
- Hampton Ironworks
- Hard Rock Concrete Cutters
- Hasse Construction Co., Inc.
- Hayes Mechanical
- Heat & Frost Insulators Local #17
- Heco Industrial Service Groups
- IBEW Local #531
- IBEW Local #697
- Ice Scaffolding
- Imperial Crane Services Inc.
- Iron Workers Local #395
- JEM Concrete Drilling & Sawing, Inc.
- JSS Safety & Rescue
- John B. Conomos, Inc.
- K2 Industrial Services, Inc.
- Korellis Roofing, Inc.
- Laborers’ Local 41
- Lakeshore Bone & Joint
- Larson-Danielson Construction Company, Inc.
- Lifting Gear Hire Corporation
- Luse Contracting Group
- M & O Environmental Company
- M & O Insulation Company
- M.J. Electric LLC
- Meade Industries, Inc.
- MECA Engineering
- Meccon Industries, Inc.
- Megent Financial
- Mersino Dewatering
- Michels Construction, Inc.
- Milestone Contractors
- Middough Inc.
- Midland Tool & Supply
- Morrison Construction Company
- N.A. Logan, Inc.
- Nooter Construction Company
- Nooter Chicago
- Northwestern Indiana Building & Construction Trade Council
- One Way Safety
- Orbital Engineering, Inc.
- Ozinga
- P & C Trucking Enterprises, Inc.
- Pekron Consulting Inc.
- Petrochem Insulation
- Phoenix Services
- Pipefitters 597
- Porter Pipe & Supply
- Proficio Consultancy, Inc.
- R.J. Mycka, Inc.
- RAK Corrosion Control, Inc.
- Rapid Welding Supply
- Rieth-Riley Construction Co., Inc.
- Roger & Sons Construction Inc.
- Safety Management Group
- Sargent Electric Company
- Scheck Industries
- Security Door Inc.
- SEI Solutions
- SES, Incorporated
- Solid Platforms, Inc.
- Songer Steel Services, Inc. (SSSI)
- Stevens Engineers & Constructors, Inc.
- Stevenson Crane Service, Inc.
- Superior Construction Co., Inc.
- Superior Engineering, LLC
- Team Industrial Services, Inc.
- Thatcher Foundations, Inc.
- The Pangere Corporation
- The Ross Group, Inc.
- Tierra Environmental Services, Inc.
- Tonn And Blank Construction, LLC
- Total Mill Services, Inc.
- Total Safety U.S., Inc.
- Tranco Indusrial Servces, Inc.
- United Rentals
- US Aggregates
- US Trust
- Valdes Engineering Company
- Valley Fire Protection Systems
- Vermeer Midwest
- Vidimos, Inc.
- Walsh & Kelly Inc.
- Weldstar