Client List

COL Consulting has performed projects for the following companies and organizations:
  • Centerpoint Energy Gas Transmission
  • CVR Energy
  • Enterprise Products Partners
  • PHMSA
  • Sempra Energy
  • Talisman Energy
  • Williams Midstream

Prime Contractors

While COL Consulting usually works directly for the end client, we sometimes work for prime contractors as part of their project team.  COL Consulting has worked with the following prime contractors:
  • Enersys Corporation
  • Gerson Lehrman Group Councils
  • Sungard Global Services
  • UTSI International
  • Willbros Engineers