• A & L Products Inc.

• ADEVCO Corporation

• AMERICAN LEWA

• Aermotor Pumps Incorporated

• Alamo Iron Works

• Alfa Laval Flow

• Allenair Corp.

• Allied Healthcare Products

• American Geo Thermal

• Aqua Blast Corp.

• Aqua Science

• AquaMaster Fountains & Aerator

• Armstrong Fluid Technology

• Armstrong Pumps

• Artisan Painting

• BEP Bestobell Inc.

• BF Goodrich

• BJM Corp.

• BOC Edwards Vacuum Technology

• BVS Concrete Specialties

• Bach-Simpson Ltd.

• Barber Nichols

• Basement Systems

• Bozeman Distributors

• Bramec Corp.

• Bristol Babcock Canada

• Broadbrush Coatings, L.L.C.

• Buffalo Pumps

• C. B. Goldsmith and Associates, Inc.

• Canadian General Filters Limited

• Carver Pump Co.

• Cascade Pump Company

• Champion Pneumatic Machinery Co.

• Cole-Parmer Instrument Co.

• Construction Chemicals

• Control Power- Reliance

• Croll-Reynolds Co.

• Danfoss Fluid Power, Inc.

• Dempster Industries

• Diamond Precision Products

• Diamond Water Systems

• Dresser Instrument Division

• Dwyer Instruments Inc.

• Elsag Bailey (Canada) Inc.

• Energy Automation Systems, Inc.

• Enerpac

• Enviro-Acoustics Co.

• Environment/One Corp.

• FE Myers

• FMI-Fluid Metering

• Fairbanks Morse Pump

• Firetrol Protection Systems, Inc.

• Fisher Friedman Associates

• Flakice Corporation

• Flint & Walling, Inc.

• Flowserve Corp.

• GT Water Products

• Gardner Denver, Inc.

• Gast Mfg. Corp.

• Global Industrial

• Globetron Electronics Corporation

• Gorman-Rupp Company

• Goulds Pumps

• Graco

• Granco Pump

• Grundfos Pumps Corporation

• Hansen Technologies Corporation

• Higginson Equipment Sales Ltd.

• Hy-Save Energy Conservation Technologies

• ITT A-C Pump/ITT Marlow

• ITT Fluid Handling

• ITT Flygt Corp.

• ITT Marlow Leisure Products

• Industrial Filter & Pump Mfg. Co.

• Ingersoll-Rand Co.

• Inventive Machine Corp.

• J.L. Turner Co.

• Jacuzzi Brothers

• Johnston Pump

• Joseph Davis

• Kemco Systems

• Kraissl Co.

• LCI Corp.

• LaBour Pumps

• Lakeside Equipment Corporation

• Leer Electric Inc.

• Liberty Pumps

• Lincoln Industrial

• Liquid Control Corp.

• Little Giant Pump Co.

• Lockwood Products

• Lou Reda, Inc.

• Louisville Dryer Company

• MEPCO

• Madden Manufacturing, Inc.

• March Manufacturing, Inc.

• Marmac Co.

• McDonald: A. Y. McDonald Mfg. Co.

• Mody Pumps Inc.

• Moyno, Inc.

• Nagle Pumps, Inc.

• National Energy Control Corporation

• Nellcor Puritan-Bennett

• Neptune Chemical Pump Co.

• Netzsch

• Nicholson Steam Trap

• Noble Trade

• NuTec Design Associates, Inc.

• Oberdorfer Pumps

• Oil-Rite Corp.

• Omega Engrg.

• Otterbine/Barebo

• PBS&J

• PENBERTHY

• PFT of America

• Pacer Pumps

• Paco Pumps Co.

• Patterson Pump Co.

• Plast-O-Matic Valves

• Pneuline Controls

• Powrmatic of Canada Ltd.

• Precise Power Corp.

• Price Pump Co.

• Procon Products

• REED Mfg. Co

• Recreonics, Inc.

• Regin HVAC Products, Inc.

• Rietschle Inc.

• Roper Pump Company

• Roth Pump Co.

• Rupp: Warren Rupp

• SERFILCO

• San Pedro Mesquite Company

• Scot Pump

• Smith-Koch

• Spence Engrg. Co.

• Spirax Sarco, Inc.

• Stanley Hydraulic Tools

• Sterling Fluid Systems (USA)

• Strata Tech

• Sundstrand Fluid Handling Corp.

• Suntec Industrises

• Superlon Plastics Co. Inc.

• Swim Gym

• The Johnson Corporation

• The Mead Group, PC

• The Pentair Pump Group, Inc. (F.E.Myers)

• Thrush Co.

• Top Line Process Equipment Co.

• U.S. Filter/Stranco

• USFilter - Wallace & Tiernan Products

• Vanton Pump & Equipment Corp.

• Vaughan Co., Inc.

• Vertiflo Pump Co.

• Viking Pump, Inc. A Unit of IDEX Corporation

• WASTECORP

• WEBAC Corp.

• WINDSOR EXPORTS

• Wacker Corp.

• Watson-Marlow Bredel Inc

• Watts Radiant

• Weil Pump Co.

• Wheeler Mfg. Div.

• Wilden Pump & Engineering Company

• Woma Corp.

• Woodard Custom Painting, Inc.

• Yeomans Chicago Corporation

• Yeomans Pump

• Zoeller Co.