AeroMod, Inc.

Aerzen USA

Aqua-Aerobics Systems, Inc.

Alfa Laval Ashbrook Simon Hartley

Aqualitec Corp.

Continental Blowers

Cordell Manufacturing

Environmental Dynamics, Inc (EDI)

Enviropax, Inc.

Hot Rot

Hydro International

Jash USA

Keen Pump Co.

KLA Systems

Merit Filter Corporation

Parkson Corporation

Seepex, Inc.

UGSI Chemical Feed

Ultratech Systems, Inc.