| RSM US LLP | CHICAGO, IL | 3,974 | 872 | 2026 |
| SIKICH LLP | NAPERVILLE, IL | 1,026 | 301 | 2025 |
| LAUTERBACH & AMEN LLP | NAPERVILLE, IL | 548 | 197 | 2026 |
| KEMPER CPA GROUP LLP | MARION, IL | 535 | 118 | 2025 |
| Sikich CPA LLC | Naperville, IL | 490 | 268 | 2026 |
| EDER, CASELLA & CO. | MCHENRY, IL | 343 | 69 | 2025 |
| SCHEFFEL BOYLE | BELLEVILLE, IL | 304 | 65 | 2025 |
| GORENZ AND ASSOCIATES, LTD. | PEORIA, IL | 298 | 68 | 2025 |
| BOHNSACK & FROMMELT LLP | MOLINE, IL | 257 | 49 | 2025 |
| Dugan + Lopatka, CPAs | Warrenville, IL | 249 | 54 | 2025 |
| WIELAND & COMPANY, INC. | BATAVIA, IL | 245 | 50 | 2025 |
| MILLER COOPER & CO., LTD. | DEERFIELD, IL | 224 | 47 | 2025 |
| RICE SULLIVAN, LLC | SWANSEA, IL | 182 | 45 | 2026 |
| PAMELA J. SIMPSON, CPA | DECATUR, IL | 165 | 40 | 2024 |
| GRAY HUNTER STENN LLP | QUINCY, IL | 160 | 29 | 2026 |
| RUSSELL LEIGH & ASSOCIATES LLC | HOOPESTON, IL | 158 | 40 | 2025 |
| Evans, Marshall and Pease, P.C. | Rolling Meadows, IL | 154 | 30 | 2025 |
| HARAN & ASSOCIATES LTD | WILMETTE, IL | 153 | 26 | 2023 |
| WADE STABLES P.C. | QUINCY, IL | 152 | 32 | 2025 |
| DESMOND & AHERN, LTD. | CHICAGO, IL | 149 | 34 | 2025 |
| WERMER, ROGERS, DORAN & RUZON, LLC | JOLIET, IL | 144 | 25 | 2025 |
| OSTROW REISIN BERK & ABRAMS, LTD. | CHICAGO, IL | 143 | 33 | 2025 |
| MUELLER & CO., LLP | ORLAND PARK, IL | 138 | 40 | 2025 |
| MACK & ASSOCIATES, P.C. | MORRIS, IL | 130 | 29 | 2025 |
| BENNING GROUP, LLC | FREEPORT, IL | 129 | 36 | 2025 |
| MCK CPAS & ADVISORS | DECATUR, IL | 123 | 21 | 2025 |
| Porte Brown LLC | Elk Grove Village, IL | 117 | 37 | 2025 |
| C.J. SCHLOSSER & COMPANY, L.L.C. | ALTON, IL | 110 | 29 | 2025 |
| ZUMBAHLEN, EYTH, SURRATT, FOOTE & FLYNN, LTD. | JACKSONVILLE, IL | 109 | 23 | 2025 |
| SASSETTI LLC | OAK PARK, IL | 108 | 29 | 2025 |
| JOHN KASPEREK CO., INC. | CALUMET CITY, IL | 104 | 18 | 2025 |
| ESTES, BRIDGEWATER & OGDEN | SPRINGFIELD, IL | 103 | 16 | 2024 |
| MOSE, YOCKEY, BROWN & KULL, LLC | SHELBYVILLE, IL | 103 | 36 | 2022 |
| Glass & Shuffett Ltd | Centralia, IL | 99 | 21 | 2025 |
| KLEIN HALL CPAS, LLC | AURORA, IL | 98 | 30 | 2020 |
| Benford Brown & Associates, LLC | Chicago, IL | 93 | 26 | 2025 |
| ECK, SCHAFER & PUNKE, LLP | SPRINGFIELD, IL | 89 | 23 | 2025 |
| GASSENSMITH & MICHALESKO, LTD. | JOLIET, IL | 87 | 17 | 2025 |
| MARTIN HOOD LLC | CHAMPAIGN, IL | 82 | 14 | 2025 |
| DENNIS ROSE & ASSOCIATES, P.C. | ALTON, IL | 81 | 17 | 2025 |
| EVOY, KAMSCHULTE, JACOBS & CO. LLP | WAUKEGAN, IL | 80 | 17 | 2025 |
| SELDEN FOX, LTD. | OAK BROOK, IL | 80 | 22 | 2025 |
| VELMA BUTLER AND COMPANY LTD | CHICAGO, IL | 79 | 19 | 2025 |
| HOPKINS & ASSOCIATES, CPAS | GRANVILLE, IL | 78 | 34 | 2025 |
| LEGACY PROFESSIONALS LLP | WESTCHESTER, IL | 75 | 21 | 2025 |
| PEHLMAN AND DOLD, P.C. | SPRINGFIELD, IL | 73 | 16 | 2025 |
| SKDO, P.C. | BOURBONNAIS, IL | 69 | 10 | 2025 |
| BOTSCH & ASSOCIATES, CPA'S, LLC | CARMI, IL | 69 | 22 | 2025 |
| LOY MILLER TALLEY, PC | ALTON, IL | 65 | 15 | 2025 |
| EMLING & HOFFMAN, PC | NASHVILLE, IL | 62 | 16 | 2020 |
| PHILLIPS, SALMI & ASSOCIATES | WASHINGTON, IL | 61 | 19 | 2025 |
| GW & ASSOCIATES, P.C. | HILLSIDE, IL | 60 | 19 | 2025 |
| NEWKIRK & ASSOCIATES, INC. | PLANO, IL | 56 | 11 | 2025 |
| LOPEZ AND COMPANY CPAS, LTD | CHICAGO, IL | 54 | 11 | 2025 |
| PRADO & RENTERIA CPAS PROF. CORP. | CHICAGO, IL | 54 | 15 | 2025 |
| ARTHUR S GUNN LTD. | NORTHBROOK, IL | 53 | 11 | 2025 |
| ADELFIA LLC | CHICAGO, IL | 53 | 12 | 2025 |
| LEYMONE HARDCASTLE & CO., LTD. | SALEM, IL | 51 | 14 | 2025 |
| KOLNICKI, PETERSON, WIRTH LLC | DOWNERS GROVE, IL | 49 | 8 | 2025 |
| LMHN, Ltd. | Taylorville, IL | 49 | 19 | 2026 |
| RSM US LLP | CHICAGO, IL | 48 | 22 | 2023 |
| KNUTTE & ASSOCIATES, P.C. | DARIEN, IL | 47 | 19 | 2018 |
| GORDON, STOCKMAN & WAUGH, P.C. | PEORIA, IL | 44 | 7 | 2025 |
| KRD, Ltd. | Schaumburg, IL | 43 | 14 | 2024 |
| Phillips and Associates, CPAs PC | Normal, IL | 43 | 14 | 2025 |
| MATHIESON, MOYSKI, AUSTIN & CO., LLP | WHEATON, IL | 41 | 13 | 2019 |
| EVOLVE FINANCIAL I | ARLINGTON HEIGHTS, IL | 39 | 11 | 2025 |
| Ragland, Arnold, Buchanan, Morris & Associates LLC | Evergreen Park, IL | 38 | 10 | 2025 |
| WEST & COMPANY, LLC | MATTOON, IL | 37 | 9 | 2025 |
| CINDY A. BOBELL, CPA | MARION, IL | 36 | 7 | 2025 |
| FLOYD & ASSOCIATES, CPAS | CLINTON, IL | 35 | 11 | 2025 |
| DOEHRING, WINDERS & CO. LLP | MATTOON, IL | 35 | 10 | 2025 |
| ARTHUR P. DONNER, CPA | WILLOWBROOK, IL | 33 | 4 | 2025 |
| Watler Accounting CPAs, PC | Mt Carmel, IL | 31 | 7 | 2025 |
| ODELL HICKS & COMPANY LLC | CHICAGO, IL | 31 | 10 | 2020 |
| Alexander Mannie & Company PC | Matteson, IL | 31 | 7 | 2025 |
| Ringold Financial Management Services, Inc. | Tinley Park, IL | 31 | 12 | 2025 |
| MK Group CPAs & Consultants LLC | Oakbrook, IL | 31 | 14 | 2025 |
| MONICA ROBBINS, CPA, P.C. | PRINCETON, IL | 30 | 6 | 2024 |
| Dennis G Koch & Assoc LLC | Quincy, IL | 30 | 12 | 2025 |
| MPS/CPA | ORLAND PARK, IL | 29 | 17 | 2017 |
| PETER SHANNON & CO. | COUNTRYSIDE, IL | 29 | 3 | 2025 |
| Omotosho & Associates | Chicago, IL | 27 | 10 | 2025 |
| GROSKREUTZ, ABRAHAM, ESHLEMAN & GERRETSE LLC | KANKAKEE, IL | 26 | 6 | 2025 |
| Striegel Knobloch & Company LLC | Bloomington, IL | 26 | 8 | 2025 |
| GINOLI & COMPANY LTD | PEORIA, IL | 25 | 7 | 2025 |
| Hottenrott & Associates, LLC | Belleville, IL | 25 | 17 | 2024 |
| JODI K. GILL, CPA | MANTENO, IL | 24 | 5 | 2025 |
| WASHINGTON, PITTMAN & MCKEEVER, LLC | CHICAGO, IL | 23 | 8 | 2025 |
| JAMES M. BABIC, PC | BERWYN, IL | 22 | 8 | 2025 |
| BORSCHNACK, PELLETIER & CO. | KANKAKEE, IL | 22 | 7 | 2025 |
| RUSSELL LEIGH & ASSOCIATES | HOOPESTON, IL | 22 | 11 | 2017 |
| SIKICH LLP | NAPERVILLE, IL | 22 | 8 | 2023 |
| Kull and Associates PLLC | Shelbyville, IL | 22 | 11 | 2025 |
| TIGHE, KRESS & ORR PC | ELGIN, IL | 21 | 6 | 2022 |
| WARADY & DAVIS LLP | DEERFIELD, IL | 21 | 8 | 2025 |
| SUSAN J LYONS CPA PC | ODIN, IL | 21 | 9 | 2024 |
| LUCAS GROUP CPAS + ADVISORS, LLC. | ROCKFORD, IL | 20 | 9 | 2025 |
| KREHBIEL & ASSOCIATES, LLC | MOUNT VERNON, IL | 20 | 5 | 2025 |
| JOSHUA S. RICHARDSON, CPA, P.C. | CANTON, IL | 20 | 2 | 2025 |
| ELIZABETH A. HAIRE, CPA, P.C. | QUINCY, IL | 20 | 7 | 2018 |
| ICL, LLC | Chicago, IL | 19 | 10 | 2025 |
| J.M. ABBOTT & ASSOCIATES, LTD. | LINCOLN, IL | 19 | 5 | 2023 |
| BEUSSINK HICKAM & KOCHEL PC | ANNA, IL | 19 | 8 | 2024 |
| Legacy Shore Group PLLC | CHICAGO, IL | 19 | 6 | 2025 |
| ERNST & YOUNG LLP | CHICAGO, IL | 18 | 6 | 2024 |
| RW HICKMAN PC | SPRINGFIELD, IL | 17 | 4 | 2025 |
| THE WALKER GROUP, LLC | CALUMET CITY, IL | 17 | 5 | 2024 |
| FGMK | BANNOCKBURN, IL | 17 | 3 | 2024 |
| BROUTMAN & CO., P.C. | CHICAGO, IL | 17 | 2 | 2024 |
| HEARNE & ASSOCIATES, P.C., CERTIFIED PUBLIC ACCOUNTANTS | MOKENA, IL | 17 | 6 | 2025 |
| DONOHOO, MCCALLEY & ASSOCIATES | WOOD RIVER, IL | 16 | 6 | 2021 |
| MUELLER & CO., LLP | CHICAGO, IL | 16 | 6 | 2023 |
| O'NEILL & GASPARDO, LLC | MOKENA, IL | 15 | 4 | 2021 |
| CHERYL ROHLFS & ASSOCIATES, LTD. | NORTHBROOK, IL | 15 | 2 | 2025 |
| CUKIERSKI & COCHRANE, LLC | SCHAUMBURG, IL | 15 | 3 | 2025 |
| Lafayette Linear, CPA, LLC | OLYMPIA FIELDS, IL | 15 | 5 | 2025 |
| ERBOE & ASSOCIATES, CPAS | ROCKFORD, IL | 14 | 3 | 2022 |
| BLUCKER, KNEER & ASSOCIATES, LTD | GALESBURG, IL | 14 | 6 | 2025 |
| GILBERT, METZGER & MADIGAN LLP | CHARLESTON, IL | 14 | 7 | 2025 |
| IL NFP AUDIT AND TAX, LLP | CHICAGO, IL | 14 | 5 | 2025 |
| MEISTER, HILTON CHITWOOD & ASSOCIATES, INC. | PEORIA, IL | 14 | 6 | 2022 |
| FRANKLIN & VAUGHN, LLC | EDWARDSVILLE, IL | 13 | 6 | 2022 |
| MORRISON & MORRISON | CHICAGO, IL | 13 | 2 | 2022 |
| MIRZA BAIG & COMPANY | CHICAGO, IL | 13 | 5 | 2021 |
| CLIFTONLARSONALLEN LLP | OAK BROOK, IL | 13 | 3 | 2024 |
| E. C. ORTIZ & CO., LLP | CHICAGO, IL | 13 | 5 | 2020 |
| GRIECO & ADELMAN, LLC | DES PLAINES, IL | 13 | 2 | 2025 |
| SCHORB & SCHMERSAHL, LLC | COLUMBIA, IL | 13 | 3 | 2020 |
| SCHORB & SCHMERSAHL LLC | COLUMBIA, IL | 13 | 4 | 2023 |
| BG ADVISORS CPA LTD | NAPERVILLE, IL | 13 | 6 | 2024 |
| CARPENTIER MITCHELL GODDARD & COMPANY, LLC | MOLINE, IL | 12 | 5 | 2021 |
| RICHARD WALKER & CO | CHICAGO, IL | 12 | 2 | 2021 |
| RCS&ASSOCIATES CPAS LTD D/B/A KOPCZYK, OSHER & SCOTT | HILLSIDE, IL | 12 | 3 | 2020 |
| Smart Solutions CPA Inc. | Chicago, IL | 12 | 6 | 2025 |
| ROSETREE & COMPANY LTD | SKOKIE, IL | 11 | 2 | 2024 |
| Mann. Weitz & Associates LLC | Deerfield, IL | 11 | 3 | 2025 |
| WILLIAM A. HUGHES, LLC | CHICAGO, IL | 11 | 3 | 2019 |
| BRAVOS & ASSOCIATES CPAS | SCHAUMBURG, IL | 10 | 3 | 2022 |
| CROWE LLP | OAK BROOK, IL | 10 | 2 | 2024 |
| CALDWELL COREN & SCEGGEL | DARIEN, IL | 10 | 3 | 2022 |
| JOSEPH JULIUS LTD | ROLLING MEADOWS, IL | 10 | 1 | 2025 |
| ROSALIE J. FREIDLIN LTD. | OAK PARK, IL | 10 | 2 | 2025 |
| MOORE & SIMONIN, PC | BELLEVILLE, IL | 10 | 4 | 2019 |
| Kujawa & Batteau PC | Pinckneyville, IL | 9 | 5 | 2023 |
| GRANT THORNTON LLP | CHICAGO, IL | 9 | 3 | 2025 |
| DUGAN & LOPATKA, CPAS | WARRENVILLE, IL | 9 | 3 | 2023 |
| KESSLER ORLEAN SILVER | DEERFIELD, IL | 9 | 9 | 2016 |
| Thompson & Lengacher Co., P.C. | Maryville, IL | 9 | 3 | 2025 |
| RSM US LLP | SCHAUMBURG, IL | 9 | 2 | 2022 |
