Our Oil & Gas team members have a deep understanding of the complexities and unique requirements involved in the assessment, management, and if necessary, remediation of our client’s impacted properties. We understand that these environmental risks pose challenges, and how these are evaluated, managed, and resolved may affect your reputation and financial performance.



We have extensive regulatory advocacy, enforcement, litigation, site characterization, remedy selection and design, remedy implementation and optimization, and remedy completion/closure experience, enabling us to be your strategic partners. Our multi-disciplined specialists and experts work as an integrated team providing innovative solutions for your environmental liabilities.

  • Strategic planning
  • Litigation support
  • Remedial decision analysis
  • Environmental liability profiling
  • Mergers and acquisitions support
  • Decision consequence analysis
  • Expert services
  • Portfolio and project management
  • Environmental regulatory compliance
  • Related technical fields



Working with GEI to manage your environmental liabilities is a pleasure. You will have a different experience than you have had with other consulting firms.

We build strong collaborative relationships with our clients, which allows for a thorough understanding of your business and the affects that your environmental risks may have on it.

Further, GEI believes this collaboration resonates into the entire effort, as GEI has a strong history in development of integrated teams with our clients, regulatory agencies, and stakeholders to best navigate the social, economic, and environmental issues and concerns through better science, innovative tactical approaches, and cost-effective solutions to manage your risks and ultimately provide the best solutions to navigate management of your environmental liabilities and provide surety and reduction of your financial reserves.

We Offer
  • Business Consulting
  • Risk Management
  • Reserves Management
  • Public Image
  • Litigation Support
  • Eco Risk/Restoration
  • NAPL Transmissivity
  • Chemistry/Sediments



You get thoughtful, strategic advice regarding your environmental liabilities, that can save you time and money.

Featured Projects

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I worked with GEI on a challenging, multi-party remediation project. GEI’s can-do attitude and expertise makes them a value to any project.

Gordon Terhune

Department of Natural Resources

GEI experts have brought tremendous value to our large, challenging multi-PRP project by developing the long-term strategy.

John A. Frankenthal


GEI has both field level practical skills and excellent technical knowledge. GEI is a team player whose abilities are recognized and respected.

Steve Mulkey

Valero Energy Corporation

Exceptional at mastering complex data, but can communicate the significance of that data to all members of a team.

Robert Miner