| 451 | Catts Construction Inc | $20,369,589 | 118 | 3 |
| 452 | Epic Systems Corporation | $20,254,253 | 184 | 1 |
| 453 | Arcadis US Inc | $20,167,414 | 360 | 2 |
| 454 | Pepper Construction Company of Ohio LLC | $20,154,005 | 31 | 3 |
| 455 | The Workshops Inc | $20,093,572 | 538 | 6 |
| 456 | Lighthouse Youth Services Inc | $20,010,093 | 426 | 8 |
| 457 | Findlay City of | $19,974,911 | 381 | 13 |
| 458 | Permedion Inc | $19,965,428 | 43 | 1 |
| 459 | Attorney General of Ohio - Collections | $19,960,949 | 190 | 4 |
| 460 | Licking County Educational | $19,844,216 | 386 | 6 |
| 461 | Pike-Delta-York Local Schools | $19,774,098 | 176 | 5 |
| 462 | Star Seven Six Ltd | $19,723,645 | 250 | 29 |
| 463 | Green Township of | $19,648,040 | 244 | 8 |
| 464 | Shook Construction Co | $19,647,691 | 26 | 3 |
| 465 | Dunlop & Johnston Inc | $19,562,503 | 80 | 1 |
| 466 | Oregon City of | $19,535,581 | 287 | 14 |
| 467 | Northfield Park Associates | $19,511,304 | 150 | 2 |
| 468 | Weaver Industries Inc | $19,488,080 | 1,545 | 26 |
| 469 | Beavercreek City of | $19,486,475 | 164 | 9 |
| 470 | Bhe LLC | $19,417,690 | 251 | 1 |
| 471 | Intellitech Systems Inc | $19,377,170 | 736 | 31 |
| 472 | Elyria City of | $19,361,281 | 259 | 10 |
| 473 | Perry Behavioral Health Choices Inc | $19,259,602 | 33 | 1 |
| 474 | Xavier University | $19,235,630 | 230 | 15 |
| 475 | Transystems Corporation of Ohio | $19,232,773 | 316 | 1 |
| 476 | Columbus Symphony Orchestra Inc | $19,198,716 | 14 | 3 |
| 477 | Gannett Fleming Engineers & | $19,166,529 | 398 | 3 |
| 478 | Sylvania City of | $19,162,769 | 223 | 13 |
| 479 | East Palestine City School | $19,142,179 | 193 | 6 |
| 480 | Lancaster City of | $19,078,186 | 379 | 14 |
| 481 | Morning Sun Financial Services of Ohio | $18,985,421 | 154 | 2 |
| 482 | Berne Union Local Schools | $18,911,394 | 196 | 7 |
| 483 | Greenheart Companies LLC | $18,888,080 | 73 | 1 |
| 484 | California State Controller | $18,884,900 | 1 | 1 |
| 485 | Center for Individual & Family Services | $18,864,732 | 7,017 | 39 |
| 486 | Marysville City of | $18,830,951 | 464 | 14 |
| 487 | Greenman-Pedersen Inc | $18,659,110 | 308 | 2 |
| 488 | Westlake City of | $18,519,743 | 190 | 10 |
| 489 | Ohio Mid-Eastern Governments | $18,449,666 | 151 | 4 |
| 490 | Goodwill Industries of South Central | $18,379,970 | 1,375 | 15 |
| 491 | Helms & Sons Excavating Inc | $18,296,712 | 101 | 3 |
| 492 | Marion City of | $18,270,510 | 475 | 12 |
| 493 | Fairfield Medical Center | $18,236,081 | 287 | 5 |
| 494 | Aecom Technical Services Inc | $18,189,955 | 576 | 2 |
| 495 | Lima City of | $18,156,159 | 426 | 14 |
| 496 | Ohio Department of Job & Family Services | $18,059,172 | 709 | 44 |
| 497 | True Inspection Services LLC | $17,982,738 | 174 | 2 |
| 498 | Miles Mcclellan Construction | $17,977,865 | 41 | 5 |
| 499 | Wenger Excavating Inc | $17,935,094 | 102 | 3 |
| 500 | Geiger Brothers | $17,787,381 | 285 | 11 |