American Chemistry Society - http://www.acs.org

American Water Works Association - http://www.awwa.org

Association of Official Analytical Chemists - http://www.aoac.org

ASTM International - http://www.astm.org

CSX Lab Program - http://www.oees.com/Clients/CSX/LabProgram/default.asp

Kentucky Rural Water Association - http://www.krwa.org

North Carolina Rural Water Association - http://www.ncrwa.com

Pennsylvania Rural Water Association - http://www.prwa.com

Petroleum Marketers Association - http://www.pmaa.org

Quality Environmental Containers - http://www.qecusa.com

Society of American Military Engineers - http://www.same.org

Solid Waste Association of North America (SWANA) - http://www.swana.org
Ohio Chapter/SWANA - http://www.swanaohio.com
Pennsylvania Chapter/SWANA - http://www.keystoneswana.org
Virginia Chapter/SWANA - http://www.swanava.org

Southwest Virginia Solid Waste Management Association - http://www.svswma.org

Tennessee Association of Business - http://www.tennbiz.org

Tennessee Association of Utility Districts - http://www.taud.org

Virginia Manufacturers Association - http://www.vmaonline.org

Virginia Rural Water Association - http://www.vrwa.org

Water Environment Federation - http://www.wef.org

Water Quality Association - http://www.wqa.org

West Virginia Manufacturers Association - http://www.wvma.com

West Virginia Mining & Reclamation Association - http://www.wvcoal.com

West Virginia Oil Marketers & Grocers Association - http://www.omegawv.com

West Virginia Rural Water Association - http://www.wvrwa.org