Huff & Huff, Inc., a Subsidiary of GZA


Huff & Huff, Inc. (a subsidiary of GZA GeoEnvironmental, Inc.), based in Oak Brook, Illinois, is a multi-disciplined consulting engineering firm providing environmental, natural resources and compliance consulting services to the private, public,  A/E and transportation sectors for over 35 years. 

They have a strong reputation for expertise in:

  • natural resource assessments
  • wetlands and stream surveys
  • remediation design
  • environmental compliance
  • NEPA documentation
  • wastewater design
  • sustainable solutions
  • environmental site assessments
  • air quality
  • risk assessments
  • waste management issues
  • transportation-related environmental issues

Huff and Huff has provided this project diversity in over 23 states.  For more information, please visit