- Barkley Consulting Engineers
- Baskerville-Donovan Inc
- Camp Dresser & Mc Kee Inc
- CH2M Hill
- Dyer Riddle Mills & Precourt
- F R Aleman Assoc Inc
- Genesis Group
- Greenhorne & Omara Inc
- H B Engineering & Construction
- Hall Planning & Engineering
- Hines Hartman & Assoc Inc
- JGP Structural Group Inc
- Moore Bass Consulting Inc
- Parsons Brinckerhoff Constr
- PBS & J
- Structural Diagnostic
- Tilden Lobnitz & Cooper Inc
