| 1 | amita health - adventist | €251.2M | 20,000 | 70 | B |
| 2 | S&S Automotive, Inc. | €144.1M | 350 | 70 | B |
| 3 | S&S Industrial, Inc. | €144.1M | 350 | 70 | B |
| 4 | WINDY CITY WIRE, CABLE AND TECHNOLOGY | €142.8M | 350 | 70 | B |
| 5 | TFWW, Inc (TForce Worldwide) | €142.8M | 350 | 70 | B |
| 6 | My Window Works | €137.1M | 350 | 70 | B |
| 7 | ConsumersInsurance | €128.6M | 350 | 70 | B |
| 8 | 1st Priority Services/RR Donnelley | €96.0M | 350 | 60 | C+ |
| 9 | Terraboost Industries | €76.6M | 350 | 60 | C+ |
| 10 | Guardian Express Incorporated | €51.0M | 125 | 60 | C+ |
| 11 | Trieu Technologies | €36.2M | 125 | 60 | C+ |
| 12 | Windy City Jay Truck Sales | €34.3M | 125 | 60 | C+ |
| 13 | Load N Go, Inc | €34.3M | 125 | 60 | C+ |
| 14 | National Express Carriers | €34.3M | 125 | 60 | C+ |
| 15 | Seidel Diesel Group | €34.3M | 125 | 60 | C+ |
| 16 | UV LEO, LLC | €30.6M | 125 | 60 | C+ |
| 17 | Filmquest Group, Inc. | €28.6M | 125 | 60 | C+ |
| 18 | Prismier, LLC | €27.4M | 125 | 60 | C+ |
| 19 | ASISEAL Advantage Seal | €25.0M | 125 | 60 | C+ |
| 20 | D&D Manufacturing, Inc. | €24.8M | 125 | 60 | C+ |
| 21 | impact networking (formerly illinois paper & copier co) | €24.7M | 350 | 60 | C+ |
| 22 | spaatech | €24.7M | 350 | 60 | C+ |
| 23 | Elan Industries Inc | €23.7M | 125 | 60 | C+ |
| 24 | CHICAGO EXHIBIT PRODUCTIONS, INC | €23.7M | 125 | 60 | C+ |
| 25 | abrams industries® inc. us / ca / mx | €23.0M | 30 | 60 | C+ |
| 26 | r n r enterprises ltd. | €23.0M | 30 | 60 | C+ |
| 27 | DSS - Data Service Solutions | €22.9M | 125 | 60 | C+ |
| 28 | Hebron It Solutions Inc | €21.3M | 125 | 60 | C+ |
| 29 | Architectural Wall Solutions | €18.9M | 125 | 60 | C+ |
| 30 | Star Billing Solutions @2.99 | €18.9M | 350 | 60 | C+ |
| 31 | www.onlinefloorstore.com | €17.8M | 30 | 60 | C+ |
| 32 | Granitex Corp. | €17.8M | 30 | 60 | C+ |
| 33 | Modular Installations & Design, Inc. | €15.9M | 125 | 60 | C+ |
| 34 | 100 Dollars Resume | €15.7M | 125 | 60 | C+ |
| 35 | advanced chinese medicine | €13.8M | -- | 60 | C+ |
| 36 | prosummits hybrid events | €13.7M | 125 | 60 | C+ |
| 37 | PROSUMMITS Virtual Events | €13.7M | 125 | 60 | C+ |
| 38 | CEP - Chicago Exhibit Productions, Inc. | €13.7M | 125 | 60 | C+ |
| 39 | Bana Sports Apparel | €12.4M | 125 | 60 | C+ |
| 40 | String Trimmers Direct | €12.2M | 30 | 60 | C+ |
| 41 | eComfort.com | €12.2M | 30 | 60 | C+ |
| 42 | Phoenix Leather Goods, LLC | €12.2M | 30 | 60 | C+ |
| 43 | AABW CORP | €12.2M | 30 | 60 | C+ |
| 44 | UKA TRANSPORTATION LLC -A Veteran Owned Company | €12.2M | 30 | 60 | C+ |
| 45 | Prep Gurus - E-Commerce Solutions | €12.2M | 30 | 60 | C+ |
| 46 | fairrington transportation | €12.0M | 125 | 60 | C+ |
| 47 | stevenson crane | €11.8M | 30 | 60 | C+ |
| 48 | Easter Seals Joliet Region | €11.0M | 30 | 60 | C+ |
| 49 | Carney Insurance Agency Inc | €11.0M | 30 | 60 | C+ |
| 50 | TekAllied, Inc. | €10.7M | 125 | 60 | C+ |
| 51 | TDC Filter, Inc., now CLARCOR Industrial Air | €9.3M | 125 | 50 | C |
| 52 | analytical technical consulting (atc) | €8.8M | 125 | 50 | C |
| 53 | ismiletechnologies | €8.8M | 125 | 50 | C |
| 54 | c j systems | €8.8M | 125 | 50 | C |
| 55 | Furia Digital Inc | €8.3M | 125 | 50 | C |
| 56 | MEGA TRANS GROUP INC | €8.2M | 30 | 50 | C |
| 57 | Allbound Carrier, Inc. | €8.2M | 30 | 50 | C |
| 58 | Fleet Equipment Center, Inc. | €8.2M | 30 | 50 | C |
| 59 | C21 PREMIER HOMES | €8.2M | 125 | 50 | C |
| 60 | Zepole Restaurant Supply Co. | €7.4M | 30 | 50 | C |
| 61 | IDEAL CARBIDE DIE COMPANY | €7.0M | 30 | 50 | C |
| 62 | Stranco Products | €6.9M | 30 | 50 | C |
| 63 | Palm Beach Construction | €6.8M | 5 | 50 | C |
| 64 | illinois material handling | €6.8M | 30 | 50 | C |
| 65 | illinois material handling - a wolter company | €6.8M | 30 | 50 | C |
| 66 | prater-sterling, inc. | €6.8M | 30 | 50 | C |
| 67 | OptimaLab | €6.7M | 125 | 50 | C |
| 68 | Power Play Distributors, LLC | €6.7M | 37 | 50 | C |
| 69 | pep trigon | €6.6M | 30 | 50 | C |
| 70 | MAGNA-TILES® | €6.6M | 30 | 50 | C |
| 71 | Twin (Benefits and Financial Solutions) | €6.3M | 30 | 50 | C |
| 72 | JPX Inc | €6.3M | 30 | 50 | C |
| 73 | Nicu Solutions Inc | €6.3M | 30 | 50 | C |
| 74 | Axelent USA | €6.0M | 30 | 50 | C |
| 75 | Earthsafe Systems | €6.0M | 30 | 50 | C |
| 76 | American Chrome Company, Inc | €5.9M | 30 | 50 | C |
| 77 | Baldor Chicago, Inc. | €5.7M | 30 | 50 | C |
| 78 | TELE-FONIKA Cable Americas | €5.7M | 30 | 50 | C |
| 79 | ITW Pancon | €5.7M | 30 | 50 | C |
| 80 | chick-fil-a bolingbrook | €5.1M | 125 | 50 | C |
| 81 | taco dále | €5.1M | 125 | 50 | C |
| 82 | sho japanese steakhouse and sushi | €5.1M | 125 | 50 | C |
| 83 | LSG Construction | €5.1M | 30 | 50 | C |
| 84 | EDC Technology | €5.1M | 30 | 50 | C |
| 85 | Holiday Concepts | €5.1M | 30 | 50 | C |
| 86 | HOWARD COUNSELING SERVICES, INC. | €5.0M | 30 | 50 | C |
| 87 | a&a medlabs | €5.0M | 30 | 50 | C |
| 88 | bolingbrook immediate care walk-in clinic | €5.0M | 30 | 50 | C |
| 89 | Fairfield by Marriott Chicago/Bolingbrook | €4.9M | 30 | 50 | C |
| 90 | Bolingbrook Plumber | €4.5M | 30 | 50 | C |
| 91 | C B Carpentry | €4.5M | 30 | 50 | C |
| 92 | James D Fiala Paving Co | €4.5M | 30 | 50 | C |
| 93 | alliance remodeling & construction | €4.5M | 30 | 50 | C |
| 94 | a & d quality painting, inc. | €4.5M | 30 | 50 | C |
| 95 | Landworks Limited | €4.5M | 30 | 50 | C |
| 96 | High Quality Flooring Bolingbrook | €4.5M | 30 | 50 | C |
| 97 | specialized cpt | €4.5M | 30 | 50 | C |
| 98 | across country construction incorporated | €4.5M | 30 | 50 | C |
| 99 | Charlies Handyman Services | €4.5M | 30 | 50 | C |
| 100 | beko u.s. inc. | €4.1M | 30 | 50 | C |