| Transitions Healthcare Gettysburg, LLC | Health Care and Social Assistance | $1,534,063 | $1,551,705 | 186 | $31.6M |  Research |
| Graphcom INC | Manufacturing | $1,269,928 | $1,280,510 | 118 | $117.0M | Research |
| Graphcom, Inc. | Manufacturing | $1,269,900 | $1,281,400 | 109 | $108.1M | Research |
| United Lutheran Seminary | Other Services (except Public Administration) | $986,942 | $997,935 | 70 | $13.4M | Research |
| United Lutheran Seminary | Other Services (except Public Administration) | $986,900 | $997,262 | 88 | $16.8M | Research |
| Behavioral Health Industry News INC | Professional, Scientific, and Technical Services | $869,700 | $875,885 | 61 | $6.3M | Research |
| Meadows at Gettysburg for Nursing and Rehabilitation LLC | Health Care and Social Assistance | $798,378 | $808,823 | 112 | $19.1M | Research |
| The Dobbin House INC | Accommodation and Food Services | $770,010 | $775,721 | 81 | $14.4M | Research |
| Gettysburg Foundation | Arts, Entertainment, and Recreation | $744,600 | $751,012 | 72 | N/A | Research |
| Gettysburg Foundation | Arts, Entertainment, and Recreation | $744,600 | $752,274 | 72 | N/A | Research |
| Helicopter Applicators INC | Agriculture, Forestry, Fishing and Hunting | $738,427 | $743,829 | 42 | <$5M | Research |
| Jacoby Transportation INC | Transportation and Warehousing | $686,200 | $0 | 193 | $74.2M | Research |
| South Central Community Action Programs INC | Health Care and Social Assistance | $679,800 | $686,239 | 106 | N/A | Research |
| The Dobbin House INC | Accommodation and Food Services | $575,400 | $582,672 | 117 | $20.8M | Research |
| Gettysburg Hotel INC | Accommodation and Food Services | $551,700 | $555,301 | 24 | $7.5M | Research |
| Satish A. Shah, M.d, P.c | Health Care and Social Assistance | $535,501 | $542,641 | 41 | $12.9M | Research |
| Gettysburg Foundry Specialties Co | Manufacturing | $518,800 | $0 | 47 | $12.3M | Research |
| Gettysburg Foundry Specialties Co. | Manufacturing | $517,900 | $0 | 47 | $12.3M | Research |
| Seidel and Defilippo Dentistry Partnership | Health Care and Social Assistance | $490,849 | $496,685 | 47 | $10.9M | Research |
| Seidel and Defilippo Dentistry Partnership | Health Care and Social Assistance | $490,849 | $496,026 | 47 | $10.9M | Research |
| Ywca Gettysburg & Adams County | Arts, Entertainment, and Recreation | $453,530 | $458,720 | 145 | N/A | Research |
| Young Women's Christian Association of Gettysburg & Adams Co | Arts, Entertainment, and Recreation | $453,500 | $458,703 | 145 | N/A | Research |
| Atomic Dog LLC | Accommodation and Food Services | $410,309 | $413,272 | 74 | $13.1M | Research |
| Mason Dixon Farms, Inc. | Agriculture, Forestry, Fishing and Hunting | $392,300 | $394,901 | 41 | $6.7M | Research |
| Grimster-Magoo INC | Accommodation and Food Services | $390,247 | $393,044 | 53 | $9.4M | Research |