| Everbright Pacific LLC | Accommodation and Food Services | $1,181,540 | $1,187,432 | 376 | $117.6M |  Research |
| Taylor and Refosco LLC | Real Estate and Rental and Leasing | $765,700 | $772,123 | 140 | $16.3M | Research |
| Deep Creek Marina, LLC | Arts, Entertainment, and Recreation | $335,800 | $340,511 | 24 | <$5M | Research |
| Rush Services, INC | Construction | $292,400 | $294,098 | 24 | $7.6M | Research |
| Mountain State Brewing Co Mchenry LLC | Accommodation and Food Services | $282,688 | $285,197 | 39 | $6.9M | Research |
| Deep Creek Lake Adventures LLC | Arts, Entertainment, and Recreation | $263,000 | $265,265 | 82 | $11.5M | Research |
| Railey Realty, INC | Real Estate and Rental and Leasing | $233,200 | $235,260 | 21 | <$5M | Research |
| Deep Creek Food Services | Wholesale Trade | $224,700 | $226,148 | 46 | $11.8M | Research |
| Pine Lodge Steakhouse LLC | Accommodation and Food Services | $211,859 | $213,322 | 25 | <$5M | Research |
| Mountain State Brewing Company Mchenry Ll | Accommodation and Food Services | $178,800 | $181,225 | 15 | <$5M | Research |
| Greenscapes LLC | Construction | $161,230 | $162,336 | 19 | <$5M | Research |
| Market Square Services INC | Accommodation and Food Services | $158,022 | $159,251 | 25 | <$5M | Research |
| Greenscapes, LLC | Administrative and Support and Waste Management | $155,800 | $154,053 | 16 | <$5M | Research |
| Halian & Associates LLC | Administrative and Support and Waste Management | $151,264 | $152,453 | 19 | <$5M | Research |
| Jkl Corporation | Transportation and Warehousing | $145,400 | $146,099 | 12 | <$5M | Research |
| Jkl Corporation | Real Estate and Rental and Leasing | $145,400 | $146,482 | 6 | <$5M | Research |
| Leru Equipment Rental | Transportation and Warehousing | $140,250 | $139,989 | 14 | <$5M | Research |
| Deep Creek Lake Adventures | Arts, Entertainment, and Recreation | $130,000 | $101,375 | 24 | <$5M | Research |
| Humberson Homes LLC | Construction | $115,136 | $115,744 | 26 | $7.9M | Research |
| Westmar Builders Inc. | Construction | $115,100 | $116,309 | 15 | <$5M | Research |
| Pine Lodge Steakhouse LLC | Accommodation and Food Services | $113,400 | $114,106 | 25 | <$5M | Research |
| Danny Friend | Construction | $112,898 | $113,560 | 14 | <$5M | Research |
| Humberson Homes LLC | Construction | $108,700 | $109,802 | 25 | $7.6M | Research |
| Black Bear Tavern & Restaurant LLC | Accommodation and Food Services | $105,000 | $105,521 | 15 | <$5M | Research |
| Garrett County Chamber of Commerce Inc. | Other Services (except Public Administration) | $98,932 | $99,264 | 9 | <$5M | Research |