Our Team

Andrew Strassner, President

Andrew brings experience in engineering consulting, utility leadership, and water infrastructure construction. He has managed multiple turnkey PFAS treatment projects and led the technology evaluation for over 300 systems at a major investor-owned utility. His expertise includes pressure vessel design, permitting, construction, and O&M, making him a valuable resource for utilities navigating complex treatment challenges from concept through compliance

Tom Klein, VP, Product Engineering

Tom brings a diverse background in mechanical engineering, water treatment, and PFAS treatment software design, with a strong focus on machinery and system development for municipal water applications. He has also held multiple roles within one of the nation’s largest water and wastewater utilities, providing him with valuable operational insight and real-world experience in large-scale infrastructure management.


John ‘JVB’ Van Buskirk, Director of Business Development

JVB brings a strong background in system design and application-driven sales for municipal water and environmental remediation projects. With a deep understanding of the municipal market and the design-build process, JVB consistently delivers solutions that align with both regulatory requirements and operational goals.


David Marchese, Business Development Manager

David brings over 25 years of experience in PFAS remediation, GAC, ion exchange, and membrane separations with leadership roles at Koch Separation Solutions, SUEZ/Veolia, Cambrian Innovation, and Graver Technologies. With a background in chemical engineering, David has successfully driven international growth, led sales teams, and delivered customized solutions across the food, water, and energy sectors.