The Hydraulic Institute is the largest association of pump OEMs (Original Equipment Manufacturers) and supplier companies (Associate Members) in North America. Our member list represents quality, expertise, and thought leadership.

See a listing of our current member companies below or use our Supplier Directory Search below to search our members by product type, market, location, or trade name.

  • Supplier Directory Search
Company Website Type
A.R. Wilfley & Sons, Inc. Member
A.W. Chesterton Company Associate Member
ABB Motion Associate Member
AESSEAL Inc. Associate Member
Afton Pumps, Inc. Member
Applied Flow Technology Associate Member
Armstrong Fluid Technology Member
ARO Fluid Products Member
Badger Alloys, Inc. Associate Member
Blackmer, Inc. Member
Blacoh Fluid Control, Inc. Associate Member
Boerger LLC Member
Buffalo Pumps Div. of Air & Liquid Systems Corp. Member
Carver Pump Company Member
Cascade Pump Company Member
CFturbo, Inc. Associate Member
CIRCOR Pumping Technologies Member
Control Techniques Associate Member
Cornell Pump Company Member
Crane Pumps & Systems, Inc. Member
Custom Pipe & Fabrication Inc. Associate Member
Danfoss Drives Associate Member
Des-Case Corporation Associate Member
Discflo Pumps Member
Dodge Industrial Associate Member
EagleBurgmann Mechanical Seals Associate Member
Eaton Associate Member
Ebara Pumps Americas Corporation Member
Egger TURO Pumps North America, Inc. Member
Ergoseal Inc. Associate Member
Fill-Rite Company Member
Flexaseal Associate Member
Flowserve Corporation Member
Franklin Electric Company, Inc. Member
Franklin Electric Industrial Member
Gorman-Rupp, Mansfield Division Member
Graphite Metallizing Corporation Associate Member
Grundfos USA Member
Grundfos Water Utility Member
Hayward Tyler, Inc. Member
Headwater Engineered Systems Member
Herborner Pumps US, LP Member
HERMETIC-Pumps Inc. Member
Hidrostal North America Member
Hydro, Inc. Member
Industrial Flow Solutions Member
Infinitum Electric Associate Member
Inpro/Seal (a Dover Company) Associate Member
Integrity Pump and Motor Group, LLC Member
ITT – Industrial Process Member
Iwaki America Incorporated Member
John Crane Inc. Associate Member
Kirloskar Brothers Ltd. Member
KSB Member
KSB GIW, Inc Member
Leistritz Advanced Technologies Corp. Member
LEWA America, Inc Member
Metso Outotec USA Inc Member
National Pump Company Member
Neptune Chemical Pump Co., Inc. Member
NETZSCH Pumps USA Member
Nidec Motor Corporation Associate Member
Nikkiso Cryo Inc Member
NSK Corporation Associate Member
Patterson Pump Company Member
Peerless Pump Company Member
Pentair Member
Pentair – Aurora Member
Pentair – Berkeley Member
Pentair – Delta Member
Pentair – Fairbanks Nijhuis Member
Pentair – Hydromatic Member
Pentair – Myers Member
Price Pump Company Member
PSG-GT Member
PSG, a Dover Company Member
PUMPSENSE Fluid Engineering Pvt. Ltd. Member
PumpWorks Member
Reddy-Buffaloes Pump, Inc. Member
Revalize Software Associate Member
Roplan Associate Member
Ruthman Companies Member
Schneider Electric – Square D Associate Member
Schurco Slurry Member
ShinMaywa Industries, Ltd. Member
SJE Inc. Associate Member
Smith & Loveless, Inc. Member
Specialty Pumps – Dean, Fybroc, & Sethco Member
SPP Pumps, Inc. Member
Sulzer Pumps Solutions Inc. Member
Sun-Star Electric, Inc. Associate Member
TACO, Inc. Member
Teikoku USA Inc. Member
The Metraflex Company Associate Member
Thrush Co. Inc. Member
Trillium Pumps Italy Member
Trillium Pumps USA Member
Tsurumi Pump Member
Valmet Flow Control Inc. Member
Vazel Mechanical Seals Associate Member
Vertiflo Pump Co., Inc. Member
Vessco Water Inc. Associate Member
Wanner Engineering, Inc. Member
Warren Rupp, Inc. Member
Waukesha Foundry Associate Member
WEG Associate Member
Weir Minerals North America Member
Weir Pump and Valve Solutions Member
Wilden® Member
Wilo USA LLC Member
Xylem Inc. Member
Xylem Inc. – Applied Water Systems Member
Xylem Inc. – Water Solutions Member


If you would like to receive more information on membership, complete our Information Request Form or contact