| B W Mitchum Trucking CO INC | 391855 | 228 | 200 | InterstateHazmat |
| Knight's Redi-Mix | 3517010 | 114 | 114 | Interstate |
| Greenco | 1477971 | 80 | 71 | Intrastate |
| Quality International Cartage INC | 1120089 | 55 | 41 | InterstateHazmat |
| Knights Trucking | 1905971 | 38 | 38 | Interstate |
| Welborn Trucking | 3493964 | 34 | 35 | Intrastate |
| Reads Moving Systems Of Carolina INC | 2021301 | 28 | 27 | Intrastate |
| 360 Trucking LLC | 2785102 | 25 | 18 | Intrastate |
| Southern Roots Land Development LLC | 3473019 | 22 | 14 | Intrastate |
| Apollos Water South LLC | 2975300 | 20 | 17 | InterstateHazmat |
| Murray Sand Company INC | 448553 | 17 | 12 | Interstate |
| Knights Septic Tank Service INC | 4575170 | 17 | 15 | Interstate |
| Leo Stein Logistics | 3054753 | 15 | 87 | Intrastate |
| Pro Freight LLC | 3945513 | 15 | 13 | Interstate |
| Kp Fleet LLC | 4271455 | 15 | 15 | Interstate |
| Atlantic Coast Electric Supply | 3490753 | 14 | 19 | Interstate |
| Paperboie Trucking LLC | 3710593 | 13 | 13 | Interstate |
| Gw Trucking LLC | 3737661 | 13 | 13 | Intrastate |
| Southquest Transportation LLC | 2489783 | 12 | 10 | InterstateHazmat |
| Arborgen INC | 1709572 | 11 | 12 | Interstate |
| Armstrong Relocation Company Charleston LLC | 3528195 | 10 | 16 | Interstate |
| Wb Henry Contracting INC | 2190802 | 9 | 9 | Intrastate |
| All Ways Towing LLC | 4020641 | 9 | 4 | IntrastateHazmat |
| Brason Construction CO INC | 283656 | 8 | 8 | Intrastate |
| Keith Britt Trucking And Construction INC | 565304 | 8 | 4 | Intrastate |
| Manning And Sons Trucking | 1926033 | 8 | 8 | Intrastate |
| Long Construction Company INC | 2195483 | 8 | 4 | Intrastate |
| Sbm Transportation LLC | 2341198 | 8 | 4 | Interstate |
| Jst Transport LLC | 2503830 | 8 | 8 | Interstate |
| Palmetto State Sign Installation | 2525626 | 8 | 1 | Interstate |
| All Ways Towing LLC | 3302848 | 8 | 16 | Intrastate |
| Thorne Trucking Company LLC | 3614751 | 8 | 8 | Interstate |
| Twisted Hook LLC | 3724819 | 8 | 8 | Intrastate |
| Tc Site Services LLC | 4291846 | 8 | 8 | Intrastate |
| Paragon Sitework Constructors INC | 1453385 | 7 | 7 | InterstateHazmat |
| Davis Towing | 2130644 | 7 | 1 | Intrastate |
| Sonnys Material Handling LLC | 3969157 | 7 | 7 | Intrastate |
| Ashmore Logistics | 4029587 | 7 | 6 | Intrastate |
| Bracewell Construction Company | 4293588 | 7 | 19 | Intrastate |
| Samuel D Cooper II Living Trust | 4392755 | 7 | 14 | Intrastate |
| Klm Environmental LLC | 1705279 | 6 | 3 | Intrastate |
| College Park Towing | 2263840 | 6 | 2 | Intrastate |
| 989 Q Transport | 3240127 | 6 | 8 | Interstate |
| Fasmove2 LLC | 3576512 | 6 | 6 | Interstate |
| Ecosteris INC | 4123192 | 6 | 5 | Interstate |
| Palmetto State Utilities LLC | 4254902 | 6 | 4 | Intrastate |
| Scout Boats INC | 461654 | 5 | 2 | Interstate |
| Double B Trucking | 542057 | 5 | 5 | Interstate |
| Henrys Garage | 1319547 | 5 | 2 | Interstate |
| Excel Transport LLC | 1593361 | 5 | 5 | Interstate |
| Medina's Hauling Charleston Division | 1817389 | 5 | 4 | Intrastate |
| Mc Transportation Services | 2836453 | 5 | 50 | Intrastate |
| Taurus Waste Services Inc. | 2883110 | 5 | 5 | Intrastate |
| Cj Lusk INC | 2894010 | 5 | 5 | Intrastate |
| Johnny Brooks | 3194998 | 5 | 5 | IntrastateHazmat |
| Parla Transport LLC | 3812250 | 5 | 6 | Interstate |
| Anchor Construction And Transport | 4082058 | 5 | 3 | Interstate |
| G&s Supply Company | 4123340 | 5 | 4 | Intrastate |
| Trinity Logistics & Hauling | 4257530 | 5 | 5 | Intrastate |
| K T Towing LLC | 1357035 | 4 | 2 | InterstateHazmat |
| 1st Choice Recovery LLC | 1964415 | 4 | 1 | Intrastate |
| Van Smith Block Company LLC | 1996301 | 4 | 2 | Interstate |
| Janney Construction INC | 2069749 | 4 | 3 | Intrastate |
| Dorplex Logistics INC | 2482541 | 4 | 4 | Intrastate |
| Patt-Sing Trucking LLP | 3089535 | 4 | 4 | Intrastate |
| Truck Trailer & Equipment Sales INC | 3315609 | 4 | 3 | Intrastate |
| Sigma Freight Partners LLC | 3499620 | 4 | 5 | Interstate |
| Palmetto Logistics And Maintenance LLC | 3531472 | 4 | 4 | Interstate |
| Drayton's Trucking LLC | 3594081 | 4 | 10 | Interstate |
| Moyd Trucking LLC | 3708480 | 4 | 6 | Interstate |
| Integrity Hauling LLC | 4360109 | 4 | 3 | Intrastate |
| Mag Transport LLC | 4474205 | 4 | 4 | Intrastate |
| Family Freight Solutions LLC | 4499065 | 4 | 2 | Interstate |
| Summit Peak Group LLC | 4555524 | 4 | 2 | Interstate |
| Simmons Elite Transport, LLC | 7208998 | 4 | 2 | Intrastate |
| I-Bt Express LLC | 326442 | 3 | 6 | Interstate |
| Tideland Utilities INC | 713174 | 3 | 3 | Intrastate |
| Dale's Equipment Transport INC | 810509 | 3 | 3 | Interstate |
| Rainbow Express LLC | 890066 | 3 | 3 | Intrastate |
| Gyro-Trac Corporation | 1184067 | 3 | 2 | Interstate |
| Autometrics Motorsports | 1296998 | 3 | 1 | Interstate |
| On Demand Expediting INC | 1817718 | 3 | 3 | Intrastate |
| Howdy Boy's Towing LLC | 2149104 | 3 | 3 | Intrastate |
| Clean Masters INC | 2156935 | 3 | 4 | Intrastate |
| Coastal Carolina Towing & Recovery LLC | 2185036 | 3 | 3 | Intrastate |
| Cone And Sons Logging INC | 2198160 | 3 | 3 | Intrastate |
| Aaa A Extreme Limousine Service LLC | 2250427 | 3 | 4 | Intrastate |
| Coal Creek Energy LLC | 2254369 | 3 | 3 | Intrastate |
| Carolina Mobile Storage | 2469308 | 3 | 3 | Intrastate |
| Sitecon Construction And Utilities LLC | 2870147 | 3 | 8 | Intrastate |
| Dli Of South Carolina LLC | 3002276 | 3 | 3 | Intrastate |
| Harwell Heavy Haulers LLC | 3107927 | 3 | 1 | Interstate |
| C&s Carolina Transport LLC | 3177132 | 3 | 3 | InterstateHazmat |
| Clb Hauling LLC | 3353726 | 3 | 3 | Intrastate |
| Sdhl Trucking Corp | 3415786 | 3 | 3 | Interstate |
| Mjw Trucking LLC | 3424291 | 3 | 3 | Interstate |
| Ford 4 Trucking LLC | 3425946 | 3 | 3 | Interstate |
| Valley Coach & Logistics LLC | 3510163 | 3 | 300 | Intrastate |
| First Runners LLC | 3620056 | 3 | 1 | Interstate |
| Universal Towing | 3652674 | 3 | 6 | IntrastateHazmat |