| Aon Consulting, Inc. | Chicago, IL | 43 |
| Federal Home Loan Bank Chicago | Chicago, IL | 42 |
| Eficens Systems Inc | Suwanee, GA | 42 |
| Goldman Sachs & Co. LLC | New York, NY | 42 |
| Caresoft Global Technologies Inc | Livonia, MI | 42 |
| Aditi Consulting LLC | Bellevue, WA | 42 |
| Bectran Inc. | Schaumburg, IL | 42 |
| Mastech Digital Technologies, Inc. | Moon Township, PA | 42 |
| Norridge Gardens, LLC | Norridge, IL | 42 |
| Adyen N.V. | San Francisco, CA | 41 |
| Aetna Resources LLC | Woonsocket, RI | 41 |
| Collaborate Solutions Inc | Shrewsbury, MA | 41 |
| Tiger Analytics, Inc. | Santa Clara, CA | 41 |
| Epcot Technologies Inc. | Arlington Heights, IL | 41 |
| Pulse Network LLC | Riverwoods, IL | 41 |
| Machine Intelligence LLC | Duncanville, TX | 41 |
| Foot Locker Corporate Services, Inc. | New York, NY | 41 |
| tekAssembly Corporation | Vernon Hills, IL | 41 |
| Wi-Tronix, LLC | Bolingbrook, IL | 41 |
| Zifo Technologies, Inc | Deerfield, IL | 40 |
| Rsm US LLP | Chicago, IL | 40 |
| Exelon Business Services Company LLC | Kennett Square, PA | 40 |
| William Blair & Company, LLC | Chicago, IL | 40 |
| Morningstar Investment Management LLC | Chicago, IL | 40 |
| S&c Electric Company | Chicago, IL | 40 |
| Fidelis Software Solutions LLC | Cedarpark, TX | 40 |
| PwC US Consulting LLP | Tampa, FL | 40 |
| Interlake Mecalux Inc. | Melrose Park, IL | 40 |
| Tecaholic LLC | Palatine, IL | 40 |
| International Business Technologies, Inc. | Aurora, IL | 40 |
| Satin Solutions LLC | North Brunswick, NJ | 40 |
| Aperion Care Plum Grove | Palatine, IL | 40 |
| Ulta Beauty Credit Services Corporation | Bolingbrook, IL | 39 |
| Tredence Inc. | San Jose, CA | 39 |
| Wal-Mart Associates, Inc. | Bentonville, AR | 39 |
| Alight Solutions LLC | Lincolnshire, IL | 39 |
| Cigniti Technologies, Inc. | Irving, TX | 39 |
| Asoft Consulting LLC | Aurora, IL | 39 |
| Argyll Info Tech Inc | Aurora, IL | 39 |
| Rising Pharma Holdings Inc. | East Brunswick, NJ | 39 |
| Enfusion Ltd. LLC | Chicago, IL | 39 |
| Vuegen Technologies Inc | Hoffman Estates, IL | 38 |
| Illinois Tool Works Inc. | Glenview, IL | 38 |
| Mankind America LLC | Bloomington, IL | 38 |
| Sri Technologies, Inc. | Naperville, IL | 38 |
| Chime Financial, Inc. | San Francisco, CA | 37 |
| Edify Technologies, Inc. | Naperville, IL | 37 |
| Innova Solutions, Inc. | Atlanta, GA | 37 |
| HGS CX Technologies Inc. | Warrenville, IL | 37 |
| Tate & Lyle Solutions USA, LLC | Hoffman Estates, IL | 37 |
| Exeliq Consulting Inc | Schaumburg, IL | 37 |
| Bofa Securities, Inc. | Charlotte, NC | 37 |
| Vsquare IT Inc | Schaumburg, IL | 37 |
| Slalom, Inc. | Seattle, WA | 37 |
| AlixPartners, LLP | Southfield, MI | 37 |
| Thoughtwave Software & Solutions Inc | Aurora, IL | 36 |
| Ecolab USA Inc. | St. Paul, MN | 36 |
| System Soft Technologies, LLC | Herndon, VA | 36 |
| Rush Medical Group | Chicago, IL | 36 |
| Decatur Memorial Hospital | Decatur, IL | 36 |
| Studio Gang Architects | Chicago, IL | 36 |
| IBS SOFTWARE AMERICAS, INC. (f/k/a IBS Software Services Americas, Inc.) | Atlanta, GA | 36 |
| Baxter Healthcare Corporation | Deerfield, IL | 36 |
| VAStek Inc. | San Diego, CA | 36 |
| PEAK6 Capital Management LLC | Chicago, IL | 35 |
| Eastern Illinois University | Charleston, IL | 35 |
| Institute of Gas Technology | Des Plaines, IL | 35 |
| Yahoo Holdings Inc. | New York, NY | 35 |
| Maven Securities US Limited | Chicago, IL | 35 |
| Fifth Third Bank, National Association | Cincinnati, OH | 35 |
| Cornerstone Research, Inc. | Boston, MA | 35 |
| Altext Inc | Bloomington, IL | 35 |
| The Mount Sinai Community Foundation | Chicago, IL | 35 |
| Amazon Development Center U.S., Inc. | Seattle, WA | 34 |
| Whiztek Corp | Palatine, IL | 34 |
| Egencia LLC | New York, NY | 34 |
| Peterson Technology Partners, Inc. | Park Ridge, IL | 34 |
| USG Corporation | Chicago, IL | 34 |
| Opus Technologies, Inc. | Alpharetta, GA | 34 |
| ValueMomentum, Inc. | Piscataway, NJ | 34 |
| Bdo USA, P.C. | Chicago, IL | 34 |
| Fetch Rewards, Inc. | Madison, WI | 34 |
| CSC Covansys Corporation | Ashburn, VA | 34 |
| Vertex Consulting Services, Inc. | Schaumburg, IL | 34 |
| Supernova Lending, LLC | Chicago, IL | 33 |
| Astute LLC | Naperville, IL | 33 |
| NextRow Inc. | Schaumburg, IL | 33 |
| Nidec Mobility America Corporation | St. Charles, IL | 33 |
| Databricks, Inc. | San Francisco, CA | 33 |
| Synechron, Inc. | New York, NY | 33 |
| SBA Acquisition Group | Franklin Park, IL | 33 |
| Sapphire Software Solutions, Inc. | Ashburn, VA | 33 |
| Humana Inc. | Louisville, KY | 33 |
| Persistent Systems, Inc. | Santa Clara, CA | 33 |
| Artifint Technologies LLC | Duncanville, TX | 33 |
| HSBC Technology & Services (USA) Inc. | Chicago, IL | 33 |
| The Ayco Company, L.P., a Goldman Sachs Company | New York, NY | 33 |
| Uber Freight US LLC | Frisco, TX | 33 |
| Tada Cognitive Solutions, LLC | Peoria, IL | 33 |
| Humboldt Park Health | Chicago, IL | 33 |
| Midwest Goods, Inc. | Bensenville, IL | 33 |
| Nagarro, Inc | San Jose, CA | 33 |
| Datalab Infotech Inc | Richardson, TX | 33 |
| Headlands Tech Organization, LLC | Chicago, IL | 32 |
| Mirage Software Inc. dba: Bourntec Solutions | Schaumburg, IL | 32 |
| Balyasny Asset Management, L.P. | Chicago, IL | 32 |
| Knowles Electronics, LLC | Itasca, IL | 32 |
| Only IT Consulting LLC | South Barrington, IL | 32 |
| Kavi Associates, LLC | Barrington, IL | 32 |
| Ensono, Inc. | Downers Grove, IL | 32 |
| Zoro Tools, Inc. | Chicago, IL | 32 |
| Stripe, Inc. | South San Francisco, CA | 32 |
| Andhus Technologies Inc | Itasca, IL | 32 |
| CRA International, Inc. | Boston, MA | 32 |
| Allstate Insurance Company | Northbrook, IL | 32 |
| CDW Technologies LLC | Vernon Hills, IL | 32 |
| CVTech Innovations LLC | Naperville, IL | 32 |
| Aperion Care Westchester | Westchester, IL | 32 |
| Alphonso Inc | Mountain View, CA | 32 |
| Excellerate Education Solutions Inc | East Dundee, IL | 31 |
| Alrek Business Solutions Inc | Schaumburg, IL | 31 |
| ARCO/Murray National Construction Company, LLC | Downers Grove, IL | 31 |
| TCG Digital Solutions LLC | Somerset, NJ | 31 |
| Federal Express Corporation | Memphis, TN | 31 |
| Brunswick Corporation | Mettawa, IL | 31 |
| BrightSharks Engineering Services LLC | Farmington Hills, MI | 31 |
| Health Intelligence Company, LLC | Chicago, IL | 31 |
| Paylocity Corporation | Schaumburg, IL | 31 |
| Compass Lexecon LLC | Bowie, MD | 31 |
| Northeastern Illinois University | Chicago, IL | 31 |
| U.S. Cellular Corporation | Chicago, IL | 31 |
| Ford Motor Company | Dearborn, MI | 30 |
| Milhouse Engineering & Construction, Inc. | Chicago, IL | 30 |
| Cboe Global Markets Inc | Chicago, IL | 30 |
| Evolutyz Corp | Naperville, IL | 30 |
| Gantec Publishing Solutions LLC | Schaumburg, IL | 30 |
| ACCESS Community Health Network | Chicago, IL | 30 |
| Avanade Inc. | Seattle, WA | 30 |
| TekinvaderZ LLC | Temple Terrace, FL | 30 |
| Sapient Corporation | Boston, MA | 30 |
| Perficient, Inc. | St. Louis, MO | 30 |
| Solstice Consulting LLC | Chicago, IL | 30 |
| Sovereign Technologies, LLC | St. Louis, MO | 29 |
| Ahold Delhaize USA Services, LLC | Salisbury, NC | 29 |
| Quinnox, Inc. | Chicago, IL | 29 |
| Sound Physicians of Illinois, LLC | Tacoma, WA | 29 |
| Valkyrie Trading | Chicago, IL | 29 |
| L.E.K. Consulting LLC | Boston, MA | 29 |
| Nav Consulting Inc. | Oakbrook Terrace, IL | 29 |
| thyssenkrupp Crankshaft Company, LLC | Danville, IL | 29 |
| Grasshopper Trans Inc | Lyons, IL | 29 |
| Intelsat US LLC | McLean, VA | 29 |
| Blockchain Technologies LLC | Grand Island, NE | 29 |
| EdvenSoft Solutions LLC | Southlake, TX | 29 |
| CompuTact Systems, Inc. | Schaumburg, IL | 29 |
| Yaskawa America, Inc. | Waukegan, IL | 28 |
| Saint Anthony Hospital | Chicago, IL | 28 |
| Lead IT Corporation | Springfield, IL | 28 |
| Cigna-Evernorth Services Inc. | St. Louis, MO | 28 |
| Smart Solutions Inc. | Golden Valley, MN | 28 |
| Clayco, Inc. | Overland, MO | 28 |
| Norc | Chicago, IL | 28 |
| Gp Technologies LLC | North Brunswick, NJ | 28 |
| Calamos Advisors LLC | Naperville, IL | 28 |
| Invenergy LLC | Chicago, IL | 28 |
| Wahl Clipper Corporation | Sterling, IL | 28 |
| Southern Illinois University Edwardsville | Edwardsville, IL | 28 |
| Vizient, Inc. | Irving, TX | 28 |
| Cira Tek Inc | Springfield, IL | 28 |
| Tek AI LLC | Lincolnshire, IL | 28 |
| 3D Technologies LLC | Mccook, NE | 28 |
| AK Technologies LLC | Federal Way, WA | 28 |
| Tesla, Inc. | Austin, TX | 27 |
| Fitch Group Services, Inc. | New York, NY | 27 |
| Roland Berger LP | Detroit, MI | 27 |
| CF Industries Employee Services, LLC | Northbrook, IL | 27 |
| Aquatic Group LLC | Chicago, IL | 27 |
| Persistent Systems Limited | Santa Clara, CA | 27 |
| Jacobs Engineering Group Inc. | Houston, TX | 27 |
| Lex Nimble Solutions Inc | Schaumburg, IL | 27 |
| Oak Street Health MSO, LLC | Chicago, IL | 27 |
| Crawford Hospital District | Robinson, IL | 27 |
| Itc Infotech (USA), Inc. | Paramus, NJ | 27 |
| Astellas Pharma Global Development, Inc. | Northbrook, IL | 27 |
| Milwaukee Electric Tool Corporation | Brookfield, WI | 27 |
| IM Global LLC | Elk Grove Village, IL | 27 |
| ActiveCampaign, LLC | Chicago, IL | 27 |
| Midsys Inc | Scottsdale, AZ | 27 |
| Onix Networking Corp. | Westlake, OH | 27 |
| Cosmic Consulting Group, Inc | Inverness, IL | 26 |
| Adobe Inc. | San Jose, CA | 26 |
| The Hertz Corporation | Estero, FL | 26 |
| AmpliFI Loyalty Solutions | Naperville, IL | 26 |
| Natsoft Corporation | Somerset, NJ | 26 |
| SG Americas Operational Services, LLC | Jersey City, NJ | 26 |
| Virtualan Software, LLC | Lisle, IL | 26 |
| Solomon Cordwell Buenz | Chicago, IL | 26 |
| Presence Chicago Hospitals Network | Chicago, IL | 26 |
| Midtronics, Inc. | Willowbrook, IL | 26 |
| Rigelsky, Inc. | Schaumburg, IL | 26 |
| Independent Physicians Resource, Inc. | Atlanta, GA | 26 |
| M. Arthur Gensler Jr. & Associates, Inc. | San Francisco, CA | 26 |
| The Methodist Medical Center of Illinois | Peoria, IL | 26 |
| Rivian and VW Group Technology, LLC | Irvine, CA | 26 |
| Thoughtworks, Inc. | Chicago, IL | 26 |
| Hyzon Motors Inc. | Bolingbrook, IL | 26 |
| Euromarket Designs, Inc. (d/b/a Crate & Barrel and CB2) | Northbrook, IL | 26 |
| Artificial Intelligence Technologies LLC | Mccook, NE | 26 |
| Automation Technologies LLC | Mccook, NE | 26 |
| Machine Learning Technologies LLC | Grand Island, NE | 26 |
| S&A IT Training Corporation | Schaumburg, IL | 26 |
| Autonomous Stuff LLC | Morton, IL | 25 |
| Popular Bank | Rosemont, IL | 25 |
| James Hardie Building Products, Inc. | Chicago, IL | 25 |
| Amount, Inc. | Chicago, IL | 25 |
| Grant Thornton Advisors LLC | Chicago, IL | 25 |
| Birlasoft Inc | Edison, NJ | 25 |
| Reveal Data Corporation | Chicago, IL | 25 |
| R.R. Donnelley & Sons Company | Warrenville, IL | 25 |
| PMR Illinois Holding, LLC | Miami Gardens, FL | 25 |
| Analysis Group, Inc. | Boston, MA | 25 |
| MultiPlan, Inc. | New York, NY | 25 |
| Mayer Brown LLP | Washington, DC | 25 |
| Rio Tinto Services Inc. | South Jordan, UT | 25 |
| Christie Clinic PLLC | Champaign, IL | 25 |
| ACCO Brands USA LLC | Lake Zurich, IL | 25 |
| Siemens Industry, Inc. | Buffalo Grove, IL | 25 |
| Nextgen IT Solutions Inc | Ashburn, VA | 25 |
| HD Consulting DBA Hanzo Labs | Schaumburg, IL | 25 |
| Cloud Big Data Technologies LLC | Grand Island, NE | 25 |
| Vcloud Technology Group LLC | Grand Island, NE | 25 |
| Robotic Process Automation LLC | Grand Island, NE | 25 |
| Insight Chicago, Inc. | Chicago, IL | 24 |
| Rockford Health Physicians | Rockford, IL | 24 |
| Olam Americas, LLC | Fresno, CA | 24 |
| American Bankers Insurance Company of Florida | Atlanta, GA | 24 |
| RLI Insurance Company | Peoria, IL | 24 |
| Saint Francis Hospital - Evanston, LLC | Evanston, IL | 24 |
| Apex Fintech Services LLC | Chicago, IL | 24 |
| Pioneer Consulting LLC | West Des Moines, IA | 24 |
| West Suburban Medical Center | Oak Park, IL | 24 |
| Neuberger Berman Group LLC | New York, NY | 24 |
| Morgan Stanley Services Group Inc. | New York, NY | 24 |
| Lewis University | Romeoville, IL | 24 |
| Goldman Sachs Bank USA | New York, NY | 24 |
| Aon Service Corporation | Chicago, IL | 24 |
| Roth & Company LLP | Brooklyn, NY | 24 |
| Alliant Credit Union | Chicago, IL | 24 |
| Cars.com | Chicago, IL | 24 |
| A Mishle Group Health Care Services, Inc. | Bloomingdale, IL | 24 |
| E&O Solutions, Inc. | Elgin, IL | 24 |
| M. A. Mortenson Company | Minneapolis, MN | 24 |
| SIA Global Solutions LLC | McKinney, TX | 24 |
| Zllius Inc | Hoffman Estates, IL | 24 |
| Omd USA LLC | New York, NY | 24 |
| Endeavor Health Clinical Operations | Evanston, IL | 23 |
| BP America Inc. | Houston, TX | 23 |
| HDR Engineering, Inc. | Omaha, NE | 23 |
| Radixlink, Inc. | Mesa, AZ | 23 |
| Sierra Consulting Inc | Itasca, IL | 23 |
| Deloitte Touche Tohmatsu Services, LLC | New York, NY | 23 |
| KPIT Technologies, Inc. | Novi, MI | 23 |
| Cyient, Inc. | East Hartford, CT | 23 |
| Pactiv LLC | Lake Forest, IL | 23 |
| Denken Solutions, Inc. | Irvine, CA | 23 |
| Kyyba, Inc. | Farmington Hills, MI | 23 |
| Amgen Inc. | Thousand Oaks, CA | 23 |
| Ati Holdings, LLC | Bolingbrook, IL | 23 |
| SolveIT Services Inc | Schaumburg, IL | 23 |
| Computer Sciences Corporation | Ashburn, VA | 23 |
| AECOM Technical Services Inc | Dallas, TX | 23 |
| Siemens Medical Solutions USA, Inc. | Malvern, PA | 23 |
| Concept Schools Nfp | Chicago, IL | 23 |
| Antra, Inc. | Sterling, VA | 23 |
| Teladoc Health, Inc. | Purchase, NY | 23 |
| Ahead, Inc. | Chicago, IL | 23 |
| Kellogg Business Services Company LLC | Chicago, IL | 23 |
| Sysmex America, Inc. | Lincolnshire, IL | 23 |
| N2Force Technologies Inc | Naperville, IL | 23 |
| Rite Pros, Inc | Portland, ME | 23 |
| American IT Resource Group, Inc. | Schaumburg, IL | 23 |
| Data Science Technologies LLC | Mccook, NE | 23 |
| The Martin-Brower Company, L.L.C. | Rosemont, IL | 22 |
| Astellas US LLC | Northbrook, IL | 22 |
| Burns & Mcdonnell Engineering Company, Inc. | Kansas City, MO | 22 |
| Continental Automotive Systems, Inc. | Auburn Hills, MI | 22 |
| PwC US Tax LLP | Tampa, FL | 22 |
| Living the Language, LLC | Chicago, IL | 22 |
| Trovetechs Inc | Hillsborough, NJ | 22 |
| Governors State University | University Park, IL | 22 |
| Artha Data Solutions LLC | Scottsdale, AZ | 22 |
| Geneva Trading USA LLC | Chicago, IL | 22 |
| Hendrickson USA, L.L.C. | Woodridge, IL | 22 |
| UBS Business Solutions US LLC | Nashville, TN | 22 |
| RWE Clean Energy Services, LLC | Chicago, IL | 22 |
| Sibel Health Inc. | Chicago, IL | 22 |
| Optivent Group Inc | Lisle, IL | 22 |
| Lessen LLC | Scottsdale, AZ | 22 |
| Cloud Social Technologies LLC | Duncanville, TX | 22 |
| FIS Management Services, LLC | New York, NY | 22 |