• 3M
• AbbVie
• Abercrombie & Fitch
• Abm Industries
• Accenture
• Actuant
• Actuant Corporation
• Advanced Resources
• AIESEC
• AkkenCloud
• ALDI
• Alight Solutions
• Allstate Insurance Company
• Amazon
• Ameren
• American Campus Communities
• Anheuser-Busch InBev
• Aon
• Aon Hewitt
• Archer Daniels Midland (ADM)
• Arizona Diamondbacks
• Atkins Tennis Center
• Baker Tilly
• Boeing
• Busey Bank
• C.H. Robinson
• C.H.I. Overhead Doors
• Canalys
• Capgemini
• CASA of Will County
• CDM Media
• Chamberlain Group
• Cognizant
• ComEd
• Common Ground Research Networks
• Compassion International
• Constellation Brands
• Convenience
• Conversant
• Corporate Resources
• COTG - A Xerox Company
• Cru
• Datassential
• Deloitte
• DiCola's Enterprises
• DICOM Grid
• Discover Financial Services
• Domino's Pizza
• EDS International
• Elivate America Corporation
• Evive
• EY
• Federal Bureau of Investigation
• Fulbright Program
• Guerrero Howe
• Harvest Table Foods
• Havas Media
• HBR Consulting
• IBM
• ICM Partners
• ICM Properties
• Ignite Payments
• InterVarsity Christian Fellowship
• Jellyvision
• Jenner & Block
• Jewel-Osco
• Jimmy John's
• Jones Lang LaSalle (JLL)
• JP Morgan Chase
• KeyBank
• Kimberly-Clark
• Kohl's
• Kohler
• Leahy Eisenberg & Fraenkel
• Leo Burnett Worldwide
• Lexus
• Lynk Global
• M2-Prom/MIchelle's Bridal and Tuxedos
• MASCO Corporation
• Mccann Minneapolis
• Mediavest | Spark
• Menards
• MidwestHR
• Monsanto
• Morgan Stanley
• Morton Salt
• Motion Logic Studios
• NASA Johnson Space Center
• Nestlé
• Neuberger Berman
• Nielsen
• Nike
• Northwest Community Hospital
• Oracle NetSuite
• PepsiCo
• Pinnacle Advertising
• Pinstripes
• PricewaterhouseCoopers (PwC)
• Protiviti
• Qualtrics
• Quill
• Ralph Lauren
• Rise Interactive
• RR Donnelley & Sons
• Self-employed
• Shell
• Sphera Solutions
• Starcom MediaVest Group
• Stax
• Target
• The Bradford Group
• The Starter Labs
• Thyssenkrupp Presta
• Toyoshima & Co.
• TransTechs
• TransUnion
• U.S. Foods
• Unilever
• Vanguard Group
• Viacom
• Von Maur
• Vulcan Materials
• Walmart
• Watson Dwyer
• WESCO International
• West Monroe Partners
• XPO Logistics
• Yelp