Over the years, we’ve been honored to welcome some of the most talented minds in the industry to our team, and our partners benefit from their knowledge, guidance, and expertise.

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Jeffrey Steiner


Madison, WI

"Jeff was very responsive and professional (on our project). Ayres is fortunate to have him as an employee."
Dennis Iverson
Ivertech LLC

I offer Ayres' clients my approximately 35 years of experience in environmental consulting for industrial, municipal, and regulatory clients, as well as regulatory experience with the Wisconsin Department of Natural Resources.

Our clients rely on me for solutions to problems in groundwater resource management, groundwater development, waste management, and environmental protection. As a project manager/hydrogeologist, I am responsible for all aspects of project development, implementation, and management, including assessing regulatory impact, project design and oversight, schedule and budget management, technical analysis and report preparation, and regulatory and client liaison.

I offer several areas of expertise:

  • Hydrogeologic studies
  • Soil and groundwater contamination assessments
  • Risk-based corrective actions
  • Groundwater hydrology
  • Geochemistry
  • Hazardous waste management
  • Landfill assessments
  • Remedial investigation/feasibility studies
  • BS, Geology with Emphasis in Hydrogeology, University of Wisconsin-Oshkosh
  • Registered Professional Geologist, NE
  • Registered Professional Geologist, WI
  • Registered Professional Hydrologist, WI