Largest trucking companies in Maryland
43 for-hire carriers headquartered in Maryland with 50+ power units, ranked by fleet size, with 24-month safety data (out of 100 active MD carriers of that size).
43
Carriers listed
9,474
Power units
9,200
Drivers
17.1%
Vehicle OOS rate
1.5%
Driver OOS rate
4.7
Crashes / 100 units
Maryland carriers in this group have a vehicle out-of-service rate of 14.4% versus 17.8% nationally, and 3.9 crashes per 100 power units versus 3.5 nationally. The largest, Cowan Systems LLC, runs 1,882 power units.
Cities
Fleet sizes
50–99 units: 18100–249 units: 20250–499 units: 2500–999 units: 01,000+ units: 3
Cargo types
| Cargo type | Carriers | Share |
|---|---|---|
| General freight | 27 | |
| Building materials | 20 | |
| Construction | 20 | |
| Paper products | 16 | |
| Liquids / gases | 16 | |
| Machinery, large objects | 16 | |
| Beverages | 13 | |
| Metal: sheets, coils, rolls | 12 | |
| Meat | 12 | |
| Refrigerated food | 12 | |
| Household goods | 12 | |
| Fresh produce | 11 |
Lowest out-of-service rates in Maryland
Carriers with 20+ vehicle and 20+ driver inspections; sorted by combined vehicle + driver OOS rate.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Tri-Gas & Oil Company Inc USDOT 7750 | Federalsburg | 162 | 205 | 57 | 5.6% | 4 |
| David a Bramble Inc USDOT 127533 | Chestertown | 85 | 128 | 104 | 4.1% | 4 |
| Thompsongas LLC USDOT 2812287 | Frederick | 1,210 | 787 | 635 | 6.3% | 17 |
| A C and T Co Inc USDOT 180459 | Hagerstown | 81 | 95 | 96 | 7.4% | 4 |
| Coastal Sunbelt Produce LLC and the Coastal Companies and Coastal Acquisition Corporation USDOT 463498 | Laurel | 215 | 186 | 282 | 7.8% | 6 |
| Quest Transport LLC USDOT 1425906 | Baltimore | 212 | 129 | 192 | 8.8% | 9 |
| The Chefs' Warehouse Mid-Atlantic LLC USDOT 1421872 | Hanover | 109 | 50 | 144 | 7.6% | 5 |
| Giant of Maryland LLC USDOT 110018 | Jessup | 121 | 282 | 138 | 8.3% | 16 |
| Carroll Independent Fuel LLC USDOT 336632 | Sparks Glencoe | 98 | 94 | 343 | 9.4% | 7 |
| Sysco Eastern Maryland LLC USDOT 226969 | Pocomoke | 112 | 122 | 86 | 9.2% | 12 |
All Maryland carriers by fleet size
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Cowan Systems LLC USDOT 548880 | Baltimore | 1,882 | 1,882 | 2,153 | 22.7% | 130 |
| Williams Scotsman Inc USDOT 350040 | Baltimore | 1,426 | 1,120 | 675 | 14.5% | 30 |
| Thompsongas LLC USDOT 2812287 | Frederick | 1,210 | 787 | 635 | 6.3% | 17 |
| Perdue Transportation Incorporated USDOT 204935 | Salisbury | 289 | 314 | 189 | 12.5% | 19 |
| D M Bowman Inc USDOT 135530 | Williamsport | 265 | 244 | 274 | 21.2% | 19 |
| Cowan Intermodal Group LLC USDOT 215194 | Baltimore | 239 | 226 | 273 | 33.2% | 11 |
| Lightning Transportation Inc USDOT 326966 | Hagerstown | 230 | 230 | 374 | 35.2% | 20 |
| Coastal Sunbelt Produce LLC and the Coastal Companies and Coastal Acquisition Corporation USDOT 463498 | Laurel | 215 | 186 | 282 | 7.8% | 6 |
| Quest Transport LLC USDOT 1425906 | Baltimore | 212 | 129 | 192 | 8.8% | 9 |
| Roy Jorgensen Associates Inc USDOT 530034 | Buckeystown | 164 | 620 | 17 | 80.0% | 17 |
| Tri-Gas & Oil Company Inc USDOT 7750 | Federalsburg | 162 | 205 | 57 | 5.6% | 4 |
| Sysco Baltimore LLC USDOT 172924 | Jessup | 148 | 154 | 106 | 13.0% | 7 |
| National Delivery Systems Inc USDOT 966390 | Elkridge | 147 | 136 | 164 | 16.5% | 10 |
| Cockey's Enterprises Inc USDOT 550731 | Baltimore | 135 | 120 | 100 | 15.8% | 8 |
| MTS Transport LLC USDOT 2029816 | Baltimore | 134 | 45 | 204 | 22.2% | 17 |
| CJ Miller LLC USDOT 335900 | Hampstead | 131 | 245 | 69 | 17.7% | 5 |
| Baltimore Tank Lines LLC USDOT 84666 | Glen Burnie | 130 | 130 | 419 | 18.9% | 18 |
| Giant of Maryland LLC USDOT 110018 | Jessup | 121 | 282 | 138 | 8.3% | 16 |
| Mint Express Inc USDOT 2779557 | Frederick | 120 | 60 | 83 | 29.4% | 2 |
| Sysco Eastern Maryland LLC USDOT 226969 | Pocomoke | 112 | 122 | 86 | 9.2% | 12 |
| The Chefs' Warehouse Mid-Atlantic LLC USDOT 1421872 | Hanover | 109 | 50 | 144 | 7.6% | 5 |
| DD&S Express Inc USDOT 361802 | Annapolis | 105 | 105 | 196 | 11.4% | 4 |
| 6Ix Aces Trucking LLC USDOT 3618371 | Severn | 105 | 105 | 34 | 9.5% | 1 |
| Pillar Innovations LLC USDOT 1627465 | Grantsville | 104 | 106 | 16 | 21.4% | 0 |
| Solutions Transport LLC USDOT 334544 | Baltimore | 100 | 88 | 228 | 10.0% | 3 |
| Carroll Independent Fuel LLC USDOT 336632 | Sparks Glencoe | 98 | 94 | 343 | 9.4% | 7 |
| Dixie Land Energy LLC USDOT 1077035 | Rising Sun | 96 | 77 | 83 | 23.1% | 6 |
| DD&S Logistics Inc USDOT 1837444 | Annapolis | 93 | 93 | 102 | 27.5% | 1 |
| Synagro Central LLC USDOT 629180 | Baltimore | 93 | 88 | 50 | 29.2% | 1 |
| Crane Service Company Inc USDOT 84219 | Upper Marlboro | 92 | 90 | 27 | 32.0% | 0 |
| David a Bramble Inc USDOT 127533 | Chestertown | 85 | 128 | 104 | 4.1% | 4 |
| Fleet Transitinc USDOT 154471 | Baltimore | 85 | 79 | 164 | 20.6% | 6 |
| Beitzel Corporation USDOT 337380 | Grantsville | 82 | 80 | 23 | 5.9% | 0 |
| A C and T Co Inc USDOT 180459 | Hagerstown | 81 | 95 | 96 | 7.4% | 4 |
| Gilltransport Inc USDOT 2906833 | Brooklyn | 78 | 62 | 115 | 20.8% | 8 |
| Cowan Transport Services LLC USDOT 917652 | Baltimore | 77 | 65 | 76 | 29.5% | 4 |
| L B & B Associates Inc USDOT 1082694 | Columbia | 76 | 101 | 180 | 14.3% | 3 |
| M D Miller Co Inc USDOT 751050 | Baltimore | 76 | 70 | 78 | 12.8% | 2 |
| Ritter Transport Inc USDOT 436004 | Capital Heights | 75 | 151 | 23 | 33.3% | 2 |
| North American Millwright Services Inc USDOT 510099 | Baltimore | 75 | 109 | 44 | 10.5% | 0 |
| Creekstone Landscape & Excavating LLC USDOT 835866 | Big Pool | 74 | 43 | 99 | 24.4% | 7 |
| Eagle Van Lines Inc USDOT 388638 | Temple Hills | 72 | 59 | 96 | 38.9% | 5 |
| Flicks Trucking LLC USDOT 3046843 | Rosedale | 71 | 25 | 20 | 29.4% | 0 |
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