Advanced UV Inc. Alfa Laval
Atlantic Ultraviolet Corporation
Atlantium Technologies Ltd. Aquafine Corporation
Clean Water Technology
Evoqua Water Technologies
ERMA FIRST ESK Engineering SA
Heraeus Noblelight
Industrie De Nora SPA
LIT UV Technologies
Pentair (Aquionics)
Severn Trent Services
Trojan Technologies Group
Xylem Inc.