| Lincolnshire, IL | 95 PERCENT GROUP | 158 | 2 | 365 |
| Bloomingdale, IL | ABRASIVE-FORM LLC | 232 | 3 | 324 |
| Burr Ridge, IL | ACCEL ENTERTAINMENT GAMING, LLC | 1,201 | 4 | 1,330 |
| North Riverside, IL | ACCELERATION ACADEMIES, LLC | 366 | 2 | 324 |
| Elk Grove Village, IL | ACME INDUSTRIES, INC. | 124 | 3 | 197 |
| Buffalo Grove, IL | ADVANCION CORPORATION | 264 | 8 | 520 |
| Chicago, IL | AFTER SCHOOL MATTERS | 107 | 3 | 133 |
| Aurora, IL | AFTERMATH SERVICES LLC | 208 | 2 | 142 |
| Lexington, KY | ALTANO, U.S., LLC | 116 | 4 | 32 |
| Rosemont, IL | AMBULATORY MANAGEMENT SOLUTIONS, LLC | 181 | 2 | 225 |
| Granite City, IL | AMERICAN HEALTHCARE SYSTEMS LLC DBA GATEWAY REGIONAL MEDICAL CENTER | 353 | 2 | 686 |
| Chicago, IL | AMERICAN SOCIETY FOR CLINICAL PATHOLOGY | 105 | 4 | 209 |
| Elk Grove, IL | ATLAS COMPANIES | 439 | 4 | 796 |
| Loiuisville, KY | ATOMIC BRANDS, INC. | 113 | 2 | 175 |
| Aurora, IL | AURORA-NAPERVILLE ENTERPRISES, INC. | 224 | 2 | 254 |
| Chicago, IL | AVANT COMMUNICATIONS LLC WELFARE BENEFIT PLAN | 194 | 2 | 338 |
| Pontiac, IL | BANK OF PONTIAC | 134 | 10 | 195 |
| Crystal Lake, IL | BAXTER AND WOODMAN INC | 408 | 4 | 665 |
| Northbrook, IL | BEACON FUNDING CORPORATION | 170 | 2 | 179 |
| Schaumburg, IL | BEM MOLD, INC | 103 | 3 | 119 |
| Chicago, IL | BENFORD CAPITAL PARTNERS MANAGEMENT, LP | 0 | 2 | 143 |
| Chicago, IL | BIGTIME SOFTWARE, INC. | 121 | 2 | 191 |
| Chicago, IL | BOYS & GIRLS CLUBS OF CHICAGO | 105 | 3 | 91 |
| Elmhurst, IL | BRANDENBURG INDUSTRIAL SERVICE COMPANY | 191 | 2 | 418 |
| St Charles, IL | BUKAS LIGHTING GROUP INC | 128 | 3 | 197 |
| Chicago, IL | BURKE, WARREN, MACKAY & SERRITELLA, P. C. | 119 | 3 | 187 |
| Schaumburg, IL | BY YOUR SIDE, LLC | 221 | 2 | 238 |
| Timewell, IL | C & L TILING, INC. DBA TIMEWELL DRAINAGE PRODUCTS & SERVICES | 455 | 6 | 312 |
| Romeoville, IL | CADREX, LLC | 850 | 6 | 1,620 |
| St. Charles, IL | CAPITAL FITNESS, INC. | 9 | 3 | 22 |
| Carol Stream, IL | CAPUTO'S NEW FARM PRODUCE - ADDISON, INC | 646 | 3 | 248 |
| Chicago, IL | CAVU HOLDINGS (AMER), INC. | 307 | 2 | 176 |
| Oak Brook Terrace, IL | CDM FIELD SERVICES | 991 | 4 | 407 |
| Bement, IL | CENTRAL ILLINOIS MANUFACTURING COMPANY | 117 | 2 | 154 |
| Chicago, IL | CHAPMAN AND CUTLER LLP | 466 | 5 | 765 |
| Naperville, IL | CHARTER SENIOR LIVING, LLC | 1,621 | 3 | 1,035 |
| Elgin, IL | CHEMTECH PLASTICS, INC. | 166 | 15 | 169 |
| Oak Brook, IL | CIMCO CAPITAL, LLC | 99 | 4 | 124 |
| Peru, IL | CL ENTERPRISES, LLC | 306 | 4 | 427 |
| Chicago, IL | CLARK DIETZ, INC. | 187 | 4 | 318 |
| Crystal Lake, IL | CLAYENS NP USA | 314 | 1 | 737 |
| Chicago, IL | CLEARCOVER, INC. | 249 | 7 | 548 |
| Champaign, IL | CLIFFORD-JACOBS FORGING COMPANY | 84 | 2 | 197 |
| Chicago, IL | CLUNE CONSTRUCTION COMPANY, L.P. | 826 | 3 | 1,836 |
| Burr Ridge, IL | CODILIS & ASSOCIATES, PC | 288 | 4 | 410 |
| Chicago, IL | CONNECT SEARCH, LLC | 142 | 3 | 272 |
| Aurora, IL | CORDOGAN CLARK & ASSOCIATES, INC. | 121 | 5 | 179 |
| Chicago, IL | CORPORATE COVERAGE COMPANY, INC. | 110 | 2 | 258 |
| Buffalo Grove, IL | CROSSCOM NATIONAL, LLC | 78 | 3 | 177 |
| Mchenry, IL | CUNAT PAYROLL, INC. | 139 | 2 | 119 |
| Urbana, IL | CUNNINGHAM CHILDREN'S HOME | 163 | 4 | 383 |
| South Elgin, IL | CUSTOM ALUMINUM PRODUCTS INC. | 472 | 2 | 519 |
| Naperville, IL | DAN WOLF AUTO GROUP | 114 | 2 | 268 |
| Chicago, IL | DEVON BANK | 173 | 3 | 173 |
| Chicago, IL | DJJE HOLDINGS, LLC DBA THE PLACE FOR CHILDREN WITH AUTISM | 420 | 4 | 244 |
| Chicago, IL | DRAPER AND KRAMER INCORPORATED & AFFILIATED COMPANIES | 122 | 4 | 239 |
| Chicago, IL | DUDEK & BOCK SPRING MFG. CO. | 161 | 2 | 210 |
| Elgin, IL | DUKE'S ROOT CONTROL, INC. | 367 | 7 | 500 |
| Cypress, CA | EARTH FRIENDLY PRODUCTS | 246 | 4 | 310 |
| Skokie, IL | ECOBRITE LINEN, LLC | 106 | 2 | 9 |
| Chicago, IL | EDELSON, PC | 129 | 6 | 196 |
| Chicago, IL | EDSAL MANUFACTURING COMPANY | 550 | 3 | 129 |
| Effingham, IL | EFFINGHAM EQUITY | 559 | 2 | 825 |
| Chicago, IL | ELIS CHEESECAKE COMPANY | 261 | 3 | 191 |
| Chicago, IL | ELITE DENTAL PARTNERS LLC | 289 | 4 | 466 |
| Greenup, IL | EMBARRAS RIVER BASIN AGENCY, INC. | 155 | 3 | 87 |
| Morton, IL | ENCORE SERVICES, LLC | 136 | 2 | 240 |
| Chicago, IL | ESPERANZA HEALTH CENTERS | 480 | 4 | 441 |
| Costa Mesa, CA | EXPERIAN INFORMATION SOLUTIONS, INC. | 6,068 | 17 | 438 |
| Chicago, IL | EYAS LANDING, INC. | 289 | 2 | 215 |
| Oak Brook, IL | FALCON INSURANCE GROUP, LLC | 127 | 4 | 283 |
| Eldorado, IL | FIRST ELDORADO BANCSHARES, INC. | 143 | 3 | 194 |
| Downers Grove, IL | FLAVORCHEM CORPORATION | 395 | 6 | 670 |
| Oak Brook, IL | FOURGEN HOLDINGS, INC | 134 | 2 | 247 |
| Chicago, IL | FRANKLIN MONROE ADMINISTRATIVE SERVICES, LLC | 107 | 3 | 225 |
| Downers Grove, IL | FTD LLC | 286 | 3 | 548 |
| Chicago, IL | G2 CROWD INC. | 334 | 4 | 599 |
| Collinsville, IL | GATEWAY INDUSTRIAL POWER, INC. | 215 | 4 | 311 |
| Chicago, IL | GENUINE CABLE GROUP, LLC | 947 | 4 | 1,460 |
| Cambridge, IL | GOLD STAR FS, INC | 126 | 2 | 261 |
| Chicago, IL | GOLDBERG KOHN LTD. | 156 | 6 | 337 |
| Elk Grove Village, IL | GRECIAN DELIGHT FOODS, INC. | 351 | 2 | 490 |
| Chicago, IL | GTCR LLC | 192 | 3 | 444 |
| Chicago, IL | HARRIS AND HARRIS, LTD | 690 | 4 | 472 |
| South Elgin, IL | HAUMILLER ENGINEERING COMPANY | 227 | 3 | 473 |
| Chicago, IL | HEALTH INTELLIGENCE COMPANY LLC | 159 | 3 | 392 |
| Champaign, IL | HEALTH SERVICES CONSULTANTS INC | 185 | 3 | 214 |
| Chicago, IL | HEARTLAND VETERINARY PARTNERS, LLC | 2,036 | 4 | 2,503 |
| Decatur, IL | HERITAGE BEHAVIORAL HEALTH CENTER, INC. | 275 | 4 | 159 |
| Northbrook, IL | HIGHLAND BAKING COMPANY, INC. | 665 | 3 | 649 |
| North Aurora, IL | HOFFMANN OBERWEIS DAIRY, LLC | 189 | 4 | 197 |
| Ofallon, IL | HOLZHAUER MOTOR SPORTS OF O'FALLON | 204 | 2 | 185 |
| Champaign, IL | HORIZON HOBBY, LLC | 269 | 3 | 502 |
| Chicago, IL | HOWARD BROWN HEALTH CENTER | 593 | 3 | 516 |
| Chicago, IL | HYDE PARK HOSPITALITY, LLC | 156 | 2 | 97 |
| Chicago, IL | HYDRO INCORPORATED | 373 | 3 | 609 |
| Bedford Park, IL | INTELLIGENTSIA COFFEE, INC. | 187 | 3 | 144 |
| Libertyville, IL | INTERMATIC, INC. | 148 | 4 | 239 |
| Woodridge, IL | INVENTUS POWER | 150 | 3 | 294 |
| Chicago, IL | IT SOFT USA INC | 157 | 2 | 320 |
| Lincolnshire, IL | J R CARLSON LABORATORIES | 150 | 2 | 124 |
| Addison, IL | JC LICHT, LLC | 455 | 8 | 455 |
| Effingham, IL | JOHN BOOS & CO. | 376 | 4 | 376 |
| Chicago, IL | JSSI MANAGEMENT ENTERPRISES, LLC | 282 | 3 | 622 |
| Algonquin, IL | KENMODE TOOL & ENGINEERING, INC. | 112 | 3 | 195 |
| Elk Grove Village, IL | KENNETH YOUNG CENTER | 302 | 2 | 378 |
| Chicago, IL | KIN AND CARTA AMERICAS | 0 | 7 | 755 |
| Chicago, IL | KIN INSURANCE, INC. | 759 | 6 | 1,277 |
| Chicago, IL | KOVITZ INVESTMENT GROUP PARTNERS, LLC | 306 | 3 | 622 |
| Lincolnshire, IL | KOVITZ, SHIFRIN, NESBIT | 130 | 4 | 161 |
| Melrose Park, IL | KREG THERAPEUTICS, INC | 176 | 2 | 129 |
| Rancho Cordova, CA | KRUGER PLASTIC PRODUCTS, LLC | 161 | 4 | 132 |
| Chicago, IL | LEARN CHARTER SCHOOL NETWORK | 576 | 6 | 768 |
| Chicago, IL | LEASING & MANAGEMENT CO., INC. | 128 | 4 | 112 |
| Chicago, IL | LEYDIG VOIT & MAYER LTD | 147 | 5 | 246 |
| Palatine, IL | LITTLE CITY FOUNDATION | 396 | 7 | 422 |
| Warrenville, IL | LITTLE FRIENDS, INC. | 122 | 2 | 272 |
| Chicago, IL | LUCKY LINCOLN GAMING LLC | 147 | 2 | 147 |
| Chicago, IL | LYDIA HOME ASSOCIATION AND SAFE FAMILIES FOR CHILDREN ALLIANCE | 422 | 2 | — |
| Northbrook, IL | M. HOLLAND COMPANY DBA M HOLLAND COMPANY | 0 | 5 | 556 |
| Decatur, IL | MACON RESOURCES, INC. | 206 | 3 | 188 |
| Irwin, PA | MADISON INDUSTRIAL SOLUTIONS | 107 | 2 | 165 |
| Chicago, IL | MANDARICH LAW GROUP | 229 | 5 | 135 |
| Chicago, IL | MATRIX SCIENCES INTERNATIONAL INC | 238 | 2 | 235 |
| Bloomington, IL | MAXBY HOSPITALITY, INC. | 138 | 2 | 168 |
| Lockport, IL | MCMAHON TRANSPORT GROUP, LLC | 117 | 2 | 199 |
| Deerfield, IL | MERIDIAN GROUP INTERNATIONAL | 403 | 10 | 525 |
| Chicago, IL | MICKEY'S LINEN AND TOWEL SUPPLY INC. | 104 | 3 | 114 |
| Oklahoma City, OK | MIDCENTRAL MANAGEMENT RESOURCES, LLC | 141 | 4 | 331 |
| Schaumburg, IL | MONTWAY LLC | 97 | 4 | 162 |
| Rockford, IL | MOTOR PARTS & EQUIPMENT CORPORATION | 0 | 3 | 571 |
| Broadview, IL | NATIONAL HOLDING COMPANY, INC. | 143 | 4 | 176 |
| St Charles, IL | NATIONWIDE ORGAN RECOVERY TRANSPORT ALLIANCE LLC | 122 | 4 | 173 |
| Vernon Hills, IL | NEIL INTERNATIONAL | 122 | 2 | 161 |
| Elk Grove Village, IL | NELSON-WESTERBERG, INC. | 113 | 2 | 210 |
| Chicago, IL | NEON ONE LLC | 167 | 3 | 238 |
| Downers Grove, IL | NEXTERRA WINE COMPANY | 109 | 4 | 152 |
| West Chicago, IL | NORIX GROUP, INC. | 100 | 2 | 173 |
| Montgomery, IL | NORKOL, INC. | 95 | 2 | 229 |
| Lincolnwood, IL | NORTHSIDE IMPORTS, INC. | 235 | 2 | 382 |
| Downers Grove, IL | NTI CONNECT, LLC | 669 | 5 | 1,046 |
| Chicago, IL | O'NEIL INDUSTRIES, INC. | 108 | 3 | 235 |
| Normal, IL | OBRIEN AUTOMOTIVE TEAM INC | 237 | 4 | 264 |
| Elk Grove Village, IL | ORSINI PHARMACEUTICAL SERVICES, LLC | 309 | 5 | 534 |
| Chicago, IL | PACKBACK, INC. | 99 | 3 | 128 |
| Northbrook, IL | PANEK PRECISION PRODUCTS, LLC | 149 | 3 | 149 |
| Woodridge, IL | PARAMONT-EO | 154 | 2 | 204 |
| Champaign, IL | PAVLOV MEDIA, INC. | 336 | 3 | 533 |
| Warrenville, IL | PHIGENICS, LLC | 146 | 2 | 233 |
| Chicago, IL | PLS FINANCIAL SERVICES INC | 1,793 | 4 | 773 |
| Addison, IL | PORTER PIPE AND SUPPLY COMPANY | 375 | 3 | 696 |
| Arlington Heights, IL | PRIMA POWER NORTH AMERICA | 100 | 3 | 346 |
| Des Plaines, IL | PROSPECT AIRPORT SERVICES, INC. | 797 | 6 | 1,340 |
| Chicago, IL | PUTTSHACK USA INC. | 281 | 2 | 396 |
| Warrenville, IL | R. R. DONNELLEY & SONS COMPANY | 13,176 | 28 | 224 |
| Schaumburg, IL | RABINE LLC | 243 | 3 | 381 |
| Aurora, IL | RENAISSANCE MANAGEMENT COMPANY, LLC | 117 | 2 | 164 |
| Glen Ellyn, IL | REVCYCLE PARTNERS, INC. | 124 | 2 | 130 |
| Chicago, IL | REVOLUTION GLOBAL STAFFING, LLC | 338 | 2 | 340 |
| Vernon Hills, IL | RICHARD WOLF MEDICAL INSTRUMENTS CORPORATION | 198 | 2 | 245 |
| Bartlett, IL | RIM LOGISTICS, LTD | 193 | 3 | 364 |
| Chicago, IL | RMK MANAGEMENT CORPORATION | 209 | 2 | 235 |
| Oak Brook, IL | RODGERS & HOUDER INC. | 313 | 4 | 337 |
| Mount Prospect, IL | ROHLIG USA, LLC | 209 | 6 | 348 |
| Farmers Branch, TX | RYAN BUILDING GROUP, INC. | 140 | 2 | 236 |
| Schaumburg, IL | SAGENT PHARMACEUTICALS | 115 | 5 | 232 |
| Rockford, IL | SAVANT CAPITAL, LLC | 562 | 3 | 918 |
| Chicago, IL | SDI PRESENCE LLC | 332 | 4 | 523 |
| Nile, IL | SEDECAL US HOLDINGS, INC. | 122 | 4 | 287 |
| Chicago, IL | SGA YOUTH AND FAMILY SERVICES | 209 | 5 | 120 |
| Chicago, IL | SHOWPAD, INC | 114 | 2 | 207 |
| Chicago, IL | SIMPLE MILLS, INC. | 110 | 3 | 167 |
| Chicago, IL | SIMPLEX INVESTMENTS, LLC | 131 | 2 | 326 |
| Shelbyville, IL | SOFTWARE SOLUTIONS INTEGRATED, LLC | 247 | 2 | 308 |
| Chicago, IL | SPD33 CORP. | 133 | 3 | 133 |
| Itasca, IL | STEINER ELECTRIC COMPANY | 245 | 4 | 344 |
| Rockford, IL | STENSTROM COMPANIES LTD | 101 | 3 | 209 |
| Elk Grove Village, IL | STERN PINBALL, INC | 192 | 3 | 280 |
| Anaheim, CA | SUMMIT INTERCONNECT, INC. | 945 | 3 | 78 |
| Highland Park, IL | SUNSET FOOD MART | 277 | 3 | 473 |
| New Lenox, IL | SUPERHEAT FGH SERVICES INC | 352 | 3 | 346 |
| Elgin, IL | SUREWERX USA INC | 216 | 2 | 281 |
| Chicago, IL | TEMPUS AI, INC. | 2,422 | 3 | 3,274 |
| Chicago, IL | THE BARACK OBAMA FOUNDATION | 262 | 4 | 454 |
| Chicago, IL | THE CATALYST SCHOOLS | 198 | 2 | 332 |
| Peoria, IL | THE CENTER FOR YOUTH AND FAMILY SOLUTIONS | 481 | 4 | 556 |
| Chicago, IL | THE FAMILY INSTITUTE | 137 | 3 | 234 |
| Collinsville, IL | THE GLIK COMPANY | 110 | 2 | 137 |
| Lombard, IL | THE ROOMPLACE FURNITURE AND MATTRESS LLC | 227 | 4 | 353 |
| Chicago, IL | THE VISTRIA GROUP, LP | 110 | 2 | 272 |
| Chicago, IL | TPS PARKING MANAGEMENT LLC | 581 | 4 | 892 |
| Stamford, CT | TRANSOM SYMPHONY OPCO, LLC | 150 | 3 | 194 |
| Aurora, IL | TRI STAR METALS LLC | 119 | 6 | 217 |
| Chicago, IL | TRUSTWAVE HOLDINGS INC. | 296 | 6 | 550 |
| Lena, IL | TSR CONCRETE COATINGS, LLC | 336 | 2 | 356 |
| Champaign, IL | UNIVERSITY OF ILLINOIS COMMUNITY CREDIT UNION | 172 | 3 | 207 |
| Bolingbrook, IL | UNLIMITED CARRIER, INC. | 200 | 10 | 181 |
| Collinsville, IL | VECTOR FORCE DEVELOPMENT, LLC | 372 | 3 | 415 |
| Mokena, IL | VEHICLE MANAGEMENT SOLUTIONS, LLC | 1,029 | 3 | 720 |
| Chicago, IL | VIENNA BEEF, LTD. | 199 | 3 | 600 |
| Charleston, IL | VILLAS OF HOLLY BROOK | 794 | 4 | 570 |
| Chicago, IL | VZL STAFFING SERVICES LLC | 3,711 | 2 | 2,636 |
| Chicago, IL | WACKER SERVICES CORP | 128 | 10 | 223 |
| Des Plaines, IL | WAREHOUSE DIRECT, INC. | 70 | 3 | 70 |
| Elgin, IL | WELCH BROS., INC. | 209 | 3 | 524 |
| Normal, IL | WILBER AND ASSOCIATES, PC | 232 | 3 | 231 |
| Normal, IL | WILLIAMS NATIONALEASE, LTD | 122 | 2 | 149 |
| Woodstock, IL | WINDY CITY-FOX MOTORSPORTS, LLC | 218 | 3 | 178 |
| Prophetstown, IL | WINNING WHEELS, INC. | 167 | 4 | 239 |
| St. Charles, IL | WISE PLASTICS TECHNOLOGIES, INC. | 191 | 2 | 272 |
| Hoffman Estates, IL | WOODFIELD NISSAN, INC. | 244 | 5 | 146 |
| Woodstock, IL | WOODSTOCK STERILE SOLUTIONS | 367 | 4 | 715 |
| Woodstock, IL | WOOLF DISTRIBUTING COMPANY, INC. | 0 | 4 | 138 |
| Savoy, IL | WORDEN-MARTIN INC | 152 | 7 | 164 |
| Chicago, IL | WORLDS FINEST CHOCOLATE INC. | 321 | 4 | 383 |
| Elk Grove Village, IL | YAMAZEN, INC. | 157 | 4 | 419 |