• ALBERICI CONSTRUCTORS, INC./VERTEGY : www.alberici.com / www.vertegyconsultants.com
• AMERESCO : www.ameresco.com
• AMERICAN HYDROTECH, INC. : www.hydrotechusa.com
• ANTRON® CARPET FIBER : www.antron.net
• ARAMARK : www.aramark.com
• ARCTURIS : www.arcturis.com
• ARMSTRONG COMMERCIAL FLOORING : www.armstrong.com/flooring
• ATAS INTERNATIONAL, INC. : www.atas.com
• BALTIX SUSTAINABLE FURNITURE : www.baltix.com
• BAUER POWER : www.bauerpower.com
• BUILDING OPERATOR CERTIFICATION (BOC) PROGRAM : www.boccentral.org
• BUTTERFLY ENERGY WORKS, LLC : www.butterflyenergyworks.com
• CANRIGHT : www.websitesforarchitects.com
• CARLISLE SYNTEC : www.carlisle-syntec.com
• CB&E CONSTRUCTION GROUP : www.cbande.com
• CI SELECT : www.ciselect.com
• CLAYCO : www.claycorp.com
• CPI DAYLIGHTING, INC. : www.cpidaylighting.com
• DERRY BERRIGAN LIGHTING DESIGN : www.dcnwa.com
• EDWARDS CAST STONE CO. : www.edstone.com
• ELMWOOD RECLAIMED TIMBER, INC. : www.elmwoodreclaimedtimber.com
• ENERGY CENTER OF WISCONSIN :  www.ecw.org
• ENERGY MATTERS, INC. : www.energymat.com / www.utilitalk.com
• ENERGY SOLUTIONS, INC. : www.energysolutions-stl.com
• FACILITEC CORPORATE FURNISHINGS : www.facilitec-stl.com
• FIBERLITE TECHNOLOGIES : www.fiberlitetech.com
• FORBO FLOORING : www.forboflooringna.com
• FORESIGHT SERVICES, INC. : www.4sci.com
• FORREST KEELING NURSERY : www.fknursery.com
• GRAYBAR ELECTRICAL : www.graybar.com
• GREAT RIVERS GREENWAY DISTRICT : www.greatrivers.info
• GREEN ADVANTAGE CONTRACTOR TRAINING : www.greenadvantage.org
• GREEN BUILDING PRODUCT DEALER : www.gbproductnews.com
• GREENGRID®/WESTON SOLUTIONS, INC. : www.greengridroofs.com
• GREEN ROOF BLOCKS : www.greenroofblocks.com
• GREEN WATERPROOFER : www.greenwaterproofer.com
• HAWORTH : www.haworth.com
• HDR ENGINEERING, INC. : www.hdrinc.com
• HERMAN MILLER/INTERIOR INVESTMENTS LLC : www.interiorinvestments.com
• HOK : www.hok.com/sustainable
• HUNTLEIGH MCGEHEE 'GREEN' INSURANCE - PRODUCTS & SERVICES : www.hmrisk.com
• ICE STONE : www.icestone-stl.com
• IES LTD. : www.iesve.com
• INTERFACE, INC. : www.interfaceinc.com
• KIMBALL OFFICE : www.kimballoffice.com
• KJWW ENGINEERING :www.kjww.com
• KOCH & COMPANY : www.kochandco.com
• LANDCO CONSTRUCTION : www.landco-construction.com
• LEGACY DEVELOPMENT CORPORATION : www.nearzerocarbon.com
• MACKEY  MITCHELL ARCHITECTS
• MCCARTHY BUILDING COMPANIES, INC.
• MCEAGLE PROPERTIES/PARIC CORPORATION : www.mc-eagle.com/www.paric.com
• MICHAELS ENGINEERING INC. : www.michaelsengineering.com
• MIDWEST PRODUCTS GROUP : www.herculesmfg.com
• MILLIKEN CARPET : www.millikencarpet.com
• THE MOHAWK GROUP : www.themohawkgroup.com
• NEGWER MATERIALS, INC. : www.negwer.com
• NEOGARD : www.neogard.com
• OCE' NORTH AMERICA : www.oceusa.com
• PEDRO'S PLANET : www.pedrosplanet.com
• PEPPER CONSTRUCTION : www.pepperconstruction.com
• PURE POWER BY AMERENUE : www.ameren.com/purepower
• RBF OFFICE INTERIORS : www.rbfstl.com
• RENEWAL BY ANDERSEN : www.renewalbyandersen.com
• ROOF TOP SEDUMS - LIVEROOF AFFILIATE GROWER : www.rooftopsedums.com
• SEILER INSTRUMENT COMPANY : www.seilerinst.com
• SHAW CONTRACT GROUP : www.shawcontractgroup.com
• SLOAN VALVE : www.sloanvalve.com
• SOLIDA CORK : www.solidacork.com
• SOUTHERN ILLINOIS UNIVERSITY EDWARDSVILLE : www.siue.edu
• SSRCxICCI : www.cotterconsulting.com
• ST. LOUIS CHAPTER OF IFMA : www.ifmastl.org
• ST. LOUIS COMMUNITY COLLEGE : www.stlcc.edu
• ST. LOUIS HOMES & LIFESTYLES : www.stlouishomesmag.com
• STATE OF MISSOURI: OFFICE OF ADMINISTRATION, FACILITIES MANAGEMENT, DESIGN AND CONSTRUCTION
• SUBSURFACE CONSTRUCTORS, INC. : www.subsurfaceconstructors.com
• TAC : www.tac.com/energysolutions
• TANDUS : www.tandus.com
• TALISEN TECHNOLOGIES, INC. : www.talisentech.com
• TARLTON : www.tarltoncorp.com
• TERRACON CONSULTANTS, INC.: www.terracon.com
• THERMOCORE OF MISSOURI, LLC: www.thermocoremo.com
• TODD VALLEY FARMS : www.toddvalleyfarms.com
• TRANE : www.trane.com
• TRENWYTH INDUSTRIES : www.trenwyth.com
• US GREEN BUILDING COUNCIL – HEARTLAND REGIONAL COUNCIL
• WAL-MART STORES, INC.
• WATT STOPPER/LEGRAND : www.wattstopper.com
• THE WEIDT GROUP : www.twgi.com
• WILLIAMS CREEK CONSULTING, INC. : www.williamscreek.net
• WOOLPERT, INC. : www.woolpert.com