Better Solutions for Water & Wastewater Since 1973

Celebrating 40 years of providing consistent, value-based, and high-quality solutions, Koester represents industry leading manufacturers of water and wastewater treatment and pumping equipment. Koester specializes in applications, design, operations, parts, maintenance, sales, technical support and service.

Offering Comprehensive Solutions
• Expert engineering staff
• Integrated industry involvement
• In-house customer care
• Knowledgeable sales force
• Support before, during and after the sale
• Fast response by field service technicians
• Factory certified technicians

Our Valuable Team Members

Mark Koester
Mark KoesterPresident & CEO
Mark Koester has been active in the water and wastewater industry in Upstate New York for over 30 years. Mark has a degree in Sanitary Engineering and retains leadership positions in the New York Water Environment Association (NYWEA) and New York Rural Water Association (NYRWA). He remains active in the American Water Works Association and local Water Works affiliates.

Peter J. Radosta, P.E., BCEE
Peter J. Radosta, P.E., BCEESenior Vice President
Pete Radosta is a graduate of Clarkson University and has a Masters degree from Syracuse University. He is a licensed Professional Engineer in New York State and is a Board Certified Environmental Engineer with the American Academy of Environmental Engineers. Pete holds leadership positions with the NY Section AWWA and NYWEA.

Gregg Palmer
Gregg PalmerOperating Officer
Gregg Palmer recently joined Koester as the head of Operations. He has been in the chemical industry for the last ten years. In that time, Gregg helped guide Poly Processing Company to become an industry leader in chemical storage tanks. Gregg’s executive sales and marketing experience add to the depth of the Koester leadership team. Gregg holds a Bachelor of Science in business from Metropolitan State University of Denver. He is a native New Yorker, returning home after 20 years of living all over the United States. Gregg and his family enjoy the outdoors and are excited to take advantage of all that New York has to offer.
Harold Anger
Harold AngerSales Consultant
Kyle Buckles
Kyle BucklesTechnical Sales Engineer/Bidding Coordinator
Rick Buckles
Rick BucklesTechnical Resource Engineer
Richard Canton
Richard CantonSales Engineer
K. Wayne Dodsworth
K. Wayne DodsworthSales Engineer - Rochester/Central New York
Maria Murdie
Maria MurdieAssistant Finance Manager
Bill Driscoll
Bill DriscollSales Engineer
Michele Ficarra
Michele FicarraReceptionist
Chris Frechette
Chris FrechetteField Service Technician
Ray Gress
Ray GressSenior Service Technician
Robin Griff
Robin GriffParts Coordinator
Syd Harris
Syd HarrisSales Engineer


Rick Hoffman
Rick HoffmanField Service Technician
Kate Hurrle
Kate HurrleProject Coordinator
Eric Koester
Eric KoesterService & Retrofits Manager
Pamela Leary
Pamela LearyOffice Manager/Service Coordinator
Brian Link
Brian LinkSenior Field Service Technician
John McGowan
John McGowanTechnical Systems Engineer
Liz Menius
Liz Menius
Jason Miller
Jason MillerField Service Technician
Richard NieSales Engineer - Canada
Bryan OsborneField Service Technician
Mary Lou Pace
Mary Lou PaceFinance Manager
Bill Rourke
Bill RourkeSales Consultant
Sherry Seelman
Sherry SeelmanExecutive Administrative Assistant
Keith Thompson
Keith ThompsonSales Engineer
John B. West
John B. WestField Service Technician
Sheena Williams
Sheena WilliamsAdministrative Assistant