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Executive Biographies

SBR Technologies, Inc. (SBRT) is a global leader in the biological treatment of industrial wastewaters. Founded over 20 years ago, SBR Technologies has grown into a unique and highly specialized firm focusing on solving complex environmental problems.

Below is an overview of the background of our management team and a few key employees. If you have any questions about the solid experience of our talented and extremely technical team – please contact us, we encourage inquiries.

Lisa Larson

President and Co-Owner

As an owner and President of SBR Technologies, Lisa manages the day-to-day operations and all financial aspects of the company. Prior to joining SBR Technologies, Lisa managed several large commercial facilities for major international corporations. These experiences taught Lisa the need for building strong client relationships, marketing strategies, hiring and training talented employees and overall project management. Lisa is currently responsible for managing the business affairs of the company, including hiring of personnel, developing and administering corporate procedures and regulations, developing and managing contracts, financial reporting and oversight, and consulting with the Company’s accountants and attorneys. Lisa has two degrees in History, a B.A. from the University of California at Berkeley and a M.A. from the University of California at Santa Barbara, and has been with SBR Technologies since 1997.

Robert L. Irvine, PhD, P.E., D.E.E.

Chief Technical Advisor

A researcher dedicated to the application and implementation of research results, Bob developed and designed the first full-scale Sequencing Batch Reactor (SBR), a system that he named in 1967. Since that time, his work was the basis of approximately 10,000 full-scale systems around the world. As Chief Technical Officer, Bob works with our industrial and government clients to help them implement and develop technologies that protect the environment and reduce costs. Bob is a member of many engineering organizations, winner of the American Institute of Chemical Engineers 1989 Larry K. Cecil Award, and a Professor in the Department of Civil Engineering and Geological Sciences at the University of Notre Dame. He also is the author of a large number of publications. Dedicated to learning, teaching and applying this knowledge, Bob holds a B.S. and a M.S. from Tufts University and a Ph.D. from Rice University. Bob has been with SBR Technologies since he founded the company in 1983.

Lloyd H. Ketchum, PhD, P.E.

Senior Technical Advisor

As Senior Technical Advisor for SBR Technologies, Lloyd applies his experience in environmental engineering to help our clients with the treatment of their waste issues that affects the air, water and soil. An Associate Professor in the Department of Civil Engineering and Geological Sciences at the University of Notre Dame, Lloyd works to educate others while being actively involved in the practical application of research findings. Since 1964 he has worked on global projects to clean up the environment, focusing specifically on the development and application of SBRs for treating industrial and municipal wastewater. A member and advisor to many environmental engineering groups and projects, Lloyd has published many articles and significant reports. Lloyd has a B.S. from Michigan State University, and a M.S., M.P.H. and a Ph.D. from the University of Michigan.