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Nationally Recognized, Founded in the Land of 10,000 Lakes

EOR is a water resource-based engineering and environmental consulting firm that specializes in:

  • Water resources engineering, watershed planning, and modeling
  • Environmental compliance, biological surveying, and restoration
  • Sustainable site design, planning, and landscape architecture


Integrating water, ecology, and community.

At EOR, scientific study and design are inherently intertwined in the pursuit of sustainability. The analytical and creative richness of our solutions derives from this characteristic integration and results in the highest social, environmental, and economic returns for our clients.


Launched with a vision, evolved into a lifelong passion.

In 1997 EOR was formed by Brett Emmons, PE along with principal Cecilio Olivier, PE who recognized the crucial need for alternative and sustainable approaches to resource management that would provide long-term, holistic solutions to the world's pressing environmental challenges.

Having created an innovative and proven water-centric approach to natural resource management and design, EOR continues to expand and address new opportunities and challenges both nationally and internationally. EOR is proud of over two decades worth of accomplishments, as well as the bonds formed with clients old and new.

Origin Story:

Brett H. Emmons & Cecilio Olivier, EOR Co-Founders

A Great Firm, Requires Great People

Learn how EOR’s unique, multi-disciplinary team collaborates to create great projects for great clients!