About Us

Merion Pump & Equipment Co. is a manufacturer’s representative and distributor of centrifugal pumps, pump and hydronic accessories, cooling towers, heat exchangers, boilers, motors and motor control. Founded in 1990 by Frank Colosey and Bill Gormley, Merion has established a strong presence in the HVAC and Industrial marketplaces, serving eastern Pennsylvania, southern New Jersey & Delaware.

Sales Engineers

Sales engineers all have the capability of assisting the Consulting Engineer and End User with proper application of our fine products.

Service Department

Our service department is fully staffed for both shop and on-site requirements. A complete machine shop for pump assembly and repairs, plus on-site servicing of cooling towers are some of the many services we offer to our customers.  Also, we are an authorized service and start-up center for EATON / Cutler-Hammer Variable Frequency Drives and Controls.


Merion Pump & Equipment Company is located in a 6000 square foot facility in Havertown, PA near Route 476 at West Chester Pike. Our warehouse is currently stocked with a wide variety of PACO Pumps, pump suction diffusers, triple duty valves and flexible pump connectors. We now offer custom pump and filter assemblies.