Throughout the years, CEI has provided reliable and competitive subcontractual services to prime contractors, federal, state, local and private clients for various projects.

With over 25 years of providing comprehensive engineering and environmental services, CEI is prequalified with numerous state and federal agencies and can assist on a wide variety of global projects requiring various business set-asides.

CEI is certified as a:

  • Small Business
  • Women Owned Business
  • Economically Disadvantage Women Owned Small Business (EDWOSB)

Our primary NAICS Codes include: 

  • 541620 Environmental Consulting Services
  • 541330 Engineering Services
  • 562910 Remediation Services

CEI regularly looks for teaming opportunities throughout the U.S. to jointly pursue new opportunities.

If you are interested in subcontracting or would like additional information on our services, click here  or contact Stephanie Hanson at 800.725.2550, x318 or email