Mr. Dummer is a recognized membrane treatment leader, licensed professional engineer (PE) in civil engineering, and a certified water treatment operator in the State of California. For the past two decades, he has been involved in a range of engineering projects located throughout the US displaying ingenuity, reliability, and safety. He has successfully completed over 50 membrane related projects involving microfiltration, ultrafiltration, nanofiltration, and reverse osmosis. He has experience treating many different water sources (e.g., groundwater, surface, waste, etc.). His design experience includes research and feasibility studies, pilot and demonstration testing, system design (0-100%), lifecycle analysis, budget estimates, plant startup and commissioning, operations training, and O&M manuals. His operations support experience includes providing engineering and technical support for a wide range of membrane applications including pretreatment, posttreatment, bench scale and pilot operations, performance audits, system optimization, process monitoring, troubleshooting assistance, chemical cleaning assessments and onsite assistance, procurement of chemicals and equipment, membrane evaluation and replacement, and forensic analysis and autopsies. In addition to his experience at Trussell, Mike’s past experience includes working at OCSD, OCWD, Black & Veatch, Separation processes Inc. (SPI), and Brown & Caldwell providing him intimate knowledge and experience with a wide range of water and wastewater processes.



