Iowa
- American Packaging – Story City
- Brock Services, LLC – Clinton
- Cargill, Inc. – Eddyville
- C F Industries, Inc. Garner – Garner
- C F Industries, Inc. Spencer – Spencer
- Clow Valve Company – Metal Casting Facility – Oskaloosa
- Clow Valve Company – Machine Shop Facility – Oskaloosa
- Delavan, Inc. – West Des Moines
- Effigy Mounds National Monument – Harpers Ferry
- Equistar Chemicals – Clinton
- General Electric – Railcar Services – Waterloo
- General Electric – Electrical Distribution & Control – West Burlington
- Horizons Unlimited – Emmetsburg
- International Paper-Cedar River Mill – Cedar Rapids
- Iowa Division of Labor Services – Des Moines
- Monsanto Company – Ankeny
- Monsanto Company – Beaman
- Monsanto Company – Boone
- Monsanto Company – Clarion
- Monsanto Company – Grinnell
- Monsanto Company – Williamsburg
- Monsanto Mucatine – Muscatine
- NuStar Energy Milford Terminal – Milford
- Performance Pipe – Bloomfield
- Performance Pipe – Fairfield
- Pioneer Hi-Bred International, Inc. – Mt. Pleasant
- Pioneer Hy-Bred International, Inc. – Dysart
- Rockwell Collins – Bellevue
- Rockwell Collins – Cedar Rapids
- Rockwell Collins – Coralville
- Rockwell Collins- Decorah
- Ryan & Associates (Bettendorf) – Davenport
- University of Iowa, Facilities Management – Iowa City
- Valero – Hartley
Nebraska
- 3M Company – Valley
- Cargill, Inc. – North American Sweeteners – Blair
- CF Industries, Inc. – Aurora
- Clean Harbors Environmental Services – Kimball
- FLEXcon Company Inc. – Columbus
- Frito-Lay, Inc. – Gothenburg
- Greif Packaging LLC – Omaha
- Monsanto Company – Blair
- Monsanto Company – Kearney
- Nucor Cold Finish – Norfolk
- Nucor Steel – Norfolk
- NuStar Energy – Columbus
- NuStar Energy L.P. – Norfolk
- NuStar Energy-Central East Region Nebraska – Geneva
- Omaha Steaks – Snyder
- Omaha Steaks International – F Street Plant – Omaha
- Schneider Electric USA – Lincoln
- Vulcraft – Norfolk
Missouri
- Ameren Missouri – House Springs
- B/E Aerospace – Earth City
- Blue Linx Corporation – Springfield – Springfield
- Blue Linx Corporation – Kansas City
- BSI Constructors – St. Louis
- Butterball, LLC – Carthage
- Citizens Memorial Health Care Facility – Bolivar
- Clarcor Industrial Air – Lees Summit
- Clayco, Inc. – Saint Louis
- Facilities Engineering Services KCP – Kansas City
- Fall Protection Systems – Florissant
- Fred Weber – North Plant – Maryland Heights
- GN Mobile Water, Inc. – Saint Peters
- General Electric Transportation Global Signaling – Warrensburg
- General Electric Solutions – Grain Valley
- Guckenheimer – St. Louis
- ICAN Missouri Foundation – Moberly
- International Paper Company – Kansas City
- Monsanto Company – Agricultural Sector – Matthews
- Monsanto Aviation Department – Chesterfield
- Monsanto Chesterfield Village Center- Chesterfield
- Monsanto Company, Agricultural Sector – Marshall
- Monsanto World Headquarters – Saint Louis
- Monsanto Wellness Center – Saint Louis
- North Star Battery – Springfield
- NuStar Energy – Central East Region – Hermann
- Olin Brass – Fineweld Tube – Cuba
- PepsiCo – Columbia
- PlyGem, Inc – Kearney
- PlyGem Industries – Kansas City
- R M Wester and Associates, Inc – Saint Peters
- Safety Council of Region VII – Springfield
- Sonoco Plastics – Chillicothe
- Springfield Remanufacturing Corporation – Springfield
- SRC Electrical – Springfield
- Steris Corp. – Distribution Center – St. Louis
- Steris Corp. – St. Louis Operations – St. Louis
- Tyler Pipe – Marshfield
- URS Chemical Defense Training Facility – Fort Leonard Wood
- WW Wood Products, Inc. – Dudley
- Zoetis, Inc. – Lee’s Summit
Kansas
- AGCO – Hesston Campus – Hesston
- Axcet HR Solutions – Lenexa
- Blackburn Maintenance & Construction, Inc. – El Dorado
- Certified Environmental Management, Ltd. – Salina
- Cintas Document Management #D43 – Shawnee Mission
- Foot Locker – Junction City Service Center – Junction City
- Frito-Lay, Inc. – Topeka
- General Electric – Arkansas City
- Honeywell International – Olathe
- Invista – Wichita
- Johns Manville – McPherson
- Koch Industries, Inc. – Wichita
- Monsanto Company – Wichita
- Morton Salt – South Hutchinson
- National Cooperative Refinery Association – McPherson
- NuStar Energy-Central East Region Kansas – Wichita
- Occidental Chemical Corporation – Wichita
- RCI Safety – Horton
- RedGuard – Wichita
- Sherwin-Williams Company – Andover
- Siemens Wind Power – Hutchinson
- Utility Contractors, Inc. – Wichita
- Utility Contractors, Inc.-Mobile Workforce – Wichita
- Westar Energy – Gordon Evans – Colwich
- Westar Energy – Murray Gill Energy Center – Wichita
- Westar Energy Jeffrey Energy Center – Saint Marys
- Wolf Construction, Inc. – Topeka