| Chaney Enterprises | 186407 | 964 | 685 | Interstate |
| Chesapeake Charter INC | 350703 | 121 | 145 | Interstate |
| Annapolis Bus Company INC | 122651 | 111 | 94 | Intrastate |
| Dd&s Express INC | 361802 | 105 | 105 | InterstateHazmat |
| Dd&s Logistics INC | 1837444 | 93 | 93 | Interstate |
| Red Logistics | 3440755 | 48 | 75 | Interstate |
| R E Wilson & Sons INC | 804776 | 41 | 27 | Intrastate |
| Jones Of Annapolis INC | 1047790 | 32 | 21 | Intrastate |
| Eastcomm Ltd | 1076942 | 30 | 24 | Interstate |
| General And Mechanical Services, LLC | 9193261 | 30 | 9 | Interstate |
| Cole Ventures INC | 1015156 | 26 | 9 | Interstate |
| Katcef Brothers LLC | 88661 | 21 | 22 | Intrastate |
| Covington Machine & Welding INC | 1067105 | 20 | 26 | Interstate |
| Bay Ridge Lawn And Landscape INC | 1337165 | 14 | 13 | Intrastate |
| Tang Electric INC | 1725764 | 14 | 5 | InterstateHazmat |
| Heidler INC | 1488475 | 13 | 20 | Intrastate |
| Mid-Atlantic Water Services | 9953871 | 13 | 6 | Interstate |
| Jrq Transport | 1050560 | 12 | 11 | Interstate |
| Towne Transport LLC | 2166587 | 12 | 25 | Intrastate |
| Peddicord's Services | 1146908 | 11 | 8 | Intrastate |
| Wade Landscape Design LLC | 1328235 | 11 | 9 | Intrastate |
| Richard's Tree Care | 1230771 | 10 | 7 | Intrastate |
| Honeysuckle Nursery & Design | 2493843 | 10 | 10 | Intrastate |
| Admiral INC | 473077 | 9 | 12 | Intrastate |
| Oyster Recovery Partnership | 1832738 | 8 | 11 | Interstate |
| Annapolis Car Center Service | 3985821 | 8 | 2 | InterstateHazmat |
| Jolly Shows | 65224 | 7 | 3 | Interstate |
| Gibraltar Construction Company INC | 298585 | 7 | 14 | Interstate |
| Marc Bowen Parole Service INC | 500778 | 7 | 5 | InterstateHazmat |
| Walnut Hill Landscape CO INC | 1438965 | 7 | 9 | Interstate |
| Oceanetics INC | 1854068 | 7 | 24 | Interstate |
| Landmark Associated Companies INC | 569880 | 6 | 4 | Intrastate |
| Comfort Station | 1044313 | 6 | 6 | Intrastate |
| D L Miller Backhoe Service INC | 1067115 | 6 | 3 | Intrastate |
| Masters Associates INC | 1288266 | 6 | 5 | IntrastateHazmat |
| Capital-Gazette Newspapers | 1378338 | 6 | 22 | Intrastate |
| Jp Towing Service LLC | 2036282 | 6 | 4 | InterstateHazmat |
| Therapy Systems Dme INC | 2835776 | 6 | 5 | Interstate |
| Job Transportation LLC | 3156949 | 6 | 6 | InterstateHazmat |
| Pleasant Trees LLC | 3688773 | 6 | 1 | Intrastate |
| Beating The Odds Transportation LLC | 3805262 | 6 | 1 | Interstate |
| Southern Drywell INC | 1047794 | 5 | 3 | Intrastate |
| Charles A Pastrana | 1201162 | 5 | 4 | Intrastate |
| R E Robertson Plbg & Htg INC | 1205384 | 5 | 5 | Interstate |
| Chesapeake Bay Foundation INC | 1364545 | 5 | 12 | Interstate |
| Rivers Edge Landscape & Design INC | 1477280 | 5 | 3 | Intrastate |
| Jamie Cruz Landscaping | 2402508 | 5 | 3 | Intrastate |
| Thinkfilm INC | 3066640 | 5 | 45 | Interstate |
| Blanchard Limousines | 3139460 | 5 | 7 | Intrastate |
| Green Industries LLC | 3565485 | 5 | 7 | IntrastateHazmat |
| Greener Disposal | 3622002 | 5 | 4 | Interstate |
| Peake Moving And Hauling | 4300376 | 5 | 3 | Intrastate |
| Interior Concepts INC | 388631 | 4 | 5 | Interstate |
| J And B Transport LLC | 786506 | 4 | 3 | Interstate |
| American Bus Sales And Service American Sprinter Of Annapolis | 1049665 | 4 | 10 | Interstate |
| Pat's Paving & Trucking INC | 1064094 | 4 | 5 | Intrastate |
| Short Hop Moving | 1081540 | 4 | 4 | Intrastate |
| Olmo Bros Landscaping | 1158081 | 4 | 4 | Intrastate |
| Landcrafters LLC | 1254557 | 4 | 3 | Intrastate |
| Landscape Contractors Of Annapolis INC | 1264291 | 4 | 4 | Intrastate |
| Garcia Lawn & Landscaping LLC | 1497691 | 4 | 4 | Intrastate |
| United Cerebral Palsy Of Southern Md | 1796702 | 4 | 6 | Intrastate |
| David W Dunton | 1968284 | 4 | 1 | Intrastate |
| Covington Inspections And Construction LLC | 2260600 | 4 | 3 | Interstate |
| Red Maple Construction LLC | 3019111 | 4 | 2 | Intrastate |
| Arundel Excavation LLC | 3029225 | 4 | 5 | Intrastate |
| Wells Hauling LLC | 3276795 | 4 | 4 | Intrastate |
| Best Cdl Training LLC | 3391241 | 4 | 2 | Intrastate |
| Freecef LLC | 3666505 | 4 | 3 | Intrastate |
| Sean William Land Strategies | 3750221 | 4 | 4 | Intrastate |
| Arboriculture & Horticultural Services Incorporated | 4076889 | 4 | 3 | Interstate |
| Stringfellow Enterprises LLC | 4192310 | 4 | 4 | Intrastate |
| F A Cleaning & Landscaping LLC | 5804489 | 4 | 2 | Intrastate |
| Donald H Shaw Welding & Ironworks INC | 651014 | 3 | 3 | Intrastate |
| Kirchner Excavating INC | 1067123 | 3 | 4 | Intrastate |
| Finally Movers LLC | 1122766 | 3 | 1 | Intrastate |
| Lawnworks INC | 1215766 | 3 | 2 | Intrastate |
| Wd Olsen Tree Care LLC | 1225003 | 3 | 1 | Interstate |
| C K A Tree Service INC | 1287899 | 3 | 3 | Intrastate |
| Kb Tree & Landscaping Services LLC | 1297725 | 3 | 2 | Intrastate |
| Capital Forest Products | 1360592 | 3 | 3 | Interstate |
| First Class Plumbing LLC | 1372275 | 3 | 2 | Interstate |
| W M Lawson Electric | 1457027 | 3 | 3 | Intrastate |
| B & D Trucking LLC | 1629612 | 3 | 1 | Intrastate |
| Koehne Contracting INC | 1987179 | 3 | 2 | Intrastate |
| Inspire Landscape INC | 2001249 | 3 | 6 | Intrastate |
| James Elliott | 2076147 | 3 | 3 | IntrastateHazmat |
| Masters Landscape Design INC | 2284209 | 3 | 4 | Intrastate |
| Women Traveling Together INC | 2317804 | 3 | 10 | Interstate |
| Chavez Landscaping & Construction LLC | 2457054 | 3 | 2 | Interstate |
| P Johnson Trucking LLC | 2527308 | 3 | 3 | Interstate |
| Hector Landscaping LLC | 2538906 | 3 | 2 | Intrastate |
| Avelar Trucking LLC | 2554310 | 3 | 2 | Interstate |
| The Lawn Guy LLC | 2584513 | 3 | 3 | Intrastate |
| Simms Towing | 2872592 | 3 | 1 | IntrastateHazmat |
| Jg Stone Pavers Landscaping LLC | 2985861 | 3 | 3 | Intrastate |
| Triple Seven Landscaping | 3035259 | 3 | 2 | Intrastate |
| Jack Davis | 3058202 | 3 | 1 | Intrastate |
| Yahir Trucking LLC | 3071073 | 3 | 3 | Interstate |
| North Point Yacht Sales LLC | 3123645 | 3 | 2 | Intrastate |