| Hac, INC | Retail Trade | $10,000,000 | $10,116,164 | 500 | $124.8M |  Research |
| Lsb Industries, INC | Manufacturing | $10,000,000 | $10,116,944 | 500 | $495.9M | Research |
| Delaware Resource Group of Oklahoma, LLC | Manufacturing | $9,531,700 | $9,642,163 | 500 | $130.9M | Research |
| Mcbride Clinic Orthopedic Hospital | Health Care and Social Assistance | $8,750,500 | $8,852,832 | 500 | $99.2M | Research |
| Legend Energy Services, LLC | Mining, Quarrying, and Oil and Gas Extraction | $7,772,930 | $7,049,861 | 229 | $13.9M | Research |
| Chc Holdings, LLC | Health Care and Social Assistance | $7,732,700 | $7,822,103 | 386 | $66.1M | Research |
| Bofs Management LLC | Mining, Quarrying, and Oil and Gas Extraction | $6,915,000 | $3,976,222 | 494 | $30.0M | Research |
| Variety Care, INC | Health Care and Social Assistance | $6,500,000 | $1,893,291 | 500 | N/A | Research |
| United Petroleum Transports, Inc. | Utilities | $6,397,600 | $6,049,602 | 417 | N/A | Research |
| Imagenet Consulting LLC | Wholesale Trade | $6,248,900 | $6,335,170 | 388 | $118.9M | Research |
| Mcafee & Taft, a Professional Corporation | Professional, Scientific, and Technical Services | $6,194,800 | $6,270,342 | 326 | $79.2M | Research |
| T & W Tire LLC | Retail Trade | $6,159,700 | $6,231,050 | 482 | $130.3M | Research |
| Bennett Construction, Inc. | Construction | $6,077,500 | $6,149,755 | 429 | $130.3M | Research |
| Collision Works of Oklahoma, LLC | Other Services (except Public Administration) | $5,716,500 | $5,785,257 | 449 | $88.0M | Research |
| Fusion Industries, LLC | Construction | $5,706,300 | $5,773,349 | 217 | $67.3M | Research |
| Compsource Mutual Insurance Company | Finance and Insurance | $5,430,900 | $5,494,434 | 289 | $148.5M | Research |
| D & M Carriers LLC | Transportation and Warehousing | $5,377,100 | $5,443,119 | 495 | $74.8M | Research |
| Oklahoma Farm Bureau Mutual Insurance Co. | Finance and Insurance | $5,277,400 | $5,339,717 | 489 | $251.2M | Research |
| Griffin Communications, LLC | Information | $5,011,977 | $5,070,670 | 434 | $72.9M | Research |
| Bob Mills Furniture Co, INC | Wholesale Trade | $4,665,900 | $4,726,427 | 420 | $128.7M | Research |
| People Source Staffing Professionals LLC | Administrative and Support and Waste Management | $4,664,700 | $4,718,504 | 443 | $69.7M | Research |
| Mtm Recognition Corporation | Manufacturing | $4,632,500 | $4,687,318 | 247 | $60.4M | Research |
| Mercer Valve Co., Inc. | Manufacturing | $4,618,359 | $4,675,814 | 319 | $78.0M | Research |
| Coates Field Service, Inc. | Real Estate and Rental and Leasing | $4,617,500 | $4,569,735 | 205 | $37.5M | Research |
| Mach Resources LLC | Mining, Quarrying, and Oil and Gas Extraction | $4,569,500 | $4,622,303 | 280 | $17.0M | Research |