| Keystone Quality Transport Company | Health Care and Social Assistance | $2,577,800 | $2,607,995 | 250 | $57.9M |  Research |
| Sage Senior Living LLC | Health Care and Social Assistance | $2,516,500 | $2,545,580 | 461 | $78.4M | Research |
| Gap International INC | Educational Services | $1,752,900 | $1,764,683 | 112 | $13.4M | Research |
| Mckee Management Associates, Inc. | Real Estate and Rental and Leasing | $1,649,012 | $1,664,508 | 114 | $17.1M | Research |
| Harlee Manor INC | Other Services (except Public Administration) | $1,479,682 | $1,495,371 | 284 | $54.2M | Research |
| Wright Oldsmobile INC | Retail Trade | $1,362,630 | $1,378,347 | 125 | $31.5M | Research |
| Springfield Ford INC | Retail Trade | $1,255,905 | $1,288,942 | 50 | $12.6M | Research |
| Cp Springfield LLC | Retail Trade | $1,128,400 | $1,135,923 | 79 | $19.9M | Research |
| W.s. Cumby, Inc. | Construction | $1,044,400 | $1,054,157 | 56 | $17.0M | Research |
| Springfiled Hyundai, LLC | Retail Trade | $837,000 | $844,673 | 57 | $14.4M | Research |
| Cardinal Ohara High School | Educational Services | $751,495 | $759,833 | 95 | N/A | Research |
| Duke Scott, LLC | Retail Trade | $658,411 | $665,518 | 59 | $14.9M | Research |
| Monarch Staffing LLC | Administrative and Support and Waste Management | $608,300 | $615,633 | 70 | $11.0M | Research |
| Springfield Auto World II LP | Retail Trade | $590,130 | $595,703 | 49 | $12.3M | Research |
| Star Loan Acceptance Center Inc. DBA Springfield Mitsubishi | Retail Trade | $466,682 | $472,399 | 47 | $11.8M | Research |
| Eye Services Mso INC | Health Care and Social Assistance | $444,617 | $449,891 | 43 | $10.1M | Research |
| Robert H. Wise Management Co., Inc. | Real Estate and Rental and Leasing | $433,821 | $442,630 | 37 | $5.5M | Research |
| Drexel Hill Pediatric Associates | Health Care and Social Assistance | $431,630 | $437,433 | 33 | $10.4M | Research |
| Springfield Auto World II LP | Retail Trade | $369,495 | $371,804 | 28 | $7.1M | Research |
| Eye Services Mso INC | Professional, Scientific, and Technical Services | $361,152 | $363,931 | 45 | <$5M | Research |
| Aok Diner INC | Accommodation and Food Services | $349,900 | $352,488 | 37 | $6.6M | Research |
| Springfield Auto World LP | Retail Trade | $346,729 | $349,705 | 34 | $8.6M | Research |
| The Trec Group INC | Professional, Scientific, and Technical Services | $316,700 | $319,095 | 28 | <$5M | Research |
| Trec Group, INC | Professional, Scientific, and Technical Services | $316,700 | $318,418 | 28 | <$5M | Research |
| Mulco Mechanical LLC | Construction | $300,235 | $302,078 | 17 | $5.4M | Research |