O1 Corporate Members Access Business Group Aquafine Corporation Calgon Carbon Corporation Carollo Engineers, P.C. CH2M HILL City of Henderson Fujian Newland EnTech Co. Ltd. Hazen & Sawyer, P.C. Heraeus Noblelight LLC ITT - Wedeco Light Sources, Inc. NYC Dept. of Environmental Protection Philips Lighting BV Shenzhen Ocean Power Co, Ltd. Siemens Water Technologies Corp. Trojan Technologies Inc. UltraViolet Devices Inc. O2 Corporate Members Advanced UV Inc. American Ultraviolet Aquionics Incorporated Atlantic Ultraviolet Corporation Berson UV-techniek Bio-UV SA Cirsee-Suez Environment Emperor Aquatics, Inc. Eta plus electronic gmbh & co kg First Light Technologies, Inc. Funatech Co., Ltd. Fusion UV Systems Inc. Hanovia Ltd Infilco Degremont Inc. Lumalier Ultraviolet Germicidal Lighting MWH Nicollet Technologies Corp. Ozonia North America, Inc. R-Can Environmental Inc. Severn Trent Services sterilAir AG Steril-Aire, Inc. Surepure SVAROG UV-technik Speziallampen GmbH O3 Corporate Members AbiotecAltantium Technologies Ltd.American Air & Water, Inc. Aquafides GMBHAustralian Ultra Violet Services (Operations) Pty LtdBolton Photosciences Inc.CaralightEnviroguard Products Ltd.GAP Environmicrobial ServicesJenAct Ltd.Light ProcessLIT TechnologyPurifics ES Inc.Sanuvox Technologies Inc.S.I.T.A. SRL TANA IndustriesUV Doctor, LLCUV Systec Gesellschaft fuer UV-Strahler und SystemtechnikMBHVigilair Systems, Inc.WaterHealth International, Inc.