- Andy J Hlavaty & Assoc
- Black & Veatch
- Bridgefarmer & Assoc
- Byrd/Forbes Assoc Inc
- C & C Engineering Inc
- C & C Engineering Inc
- Charles Gojer & Assoc
- Checkmate Engineering
- Chris Ukadike
- Civil Associates Inc
- Floresca Associates Inc
- Freeman-Millican Inc
- Hart Gaugler & Assoc Inc
- Hendry Engineering
- John Carver Consulting Engr
- Kleinert Engineering
- Lavi & Assoc Consulting Engrs
- M D Engineering LP
- NTB Inc Consultants
- R & J Engineering
- RJN Group Inc
- Robert D Anderson Inc
- Telecommunications Engineering
- Tomden Engineering
- Y T Huang & Assoc Inc
- ZJM Engineers Inc
