Largest Trucking Companies in South Carolina

The biggest active power-unit fleets domiciled in South Carolina.

Largest fleets facts for South Carolina

Largest Trucking Companies in South Carolina lists 40 carriers in Vektor's current FMCSA-backed ranking.

SOUTHEASTERN FREIGHT LINES LLC (USDOT 63419) ranks first in the current South Carolina largest fleets list; its FMCSA-backed row shows 3,177 power units and a Vektor safety score of 88/100 and a Clear verdict.

The South Carolina largest fleets list is ranked by power units using precomputed FMCSA record fields and deterministic Vektor analysis.

Rising starsLong-haul veteransModern fleetsTop safetyExpanding fleetsVeteran carriersOwner-operatorsPromising new entrantsFlatbed carriersReefer carriers

Largest fleets in South Carolina

40 carriers · ranked from the live FMCSA record & Vektor analysis

Ranked by power units
All South Carolina trucking companies →
1SFSoutheastern Freight Lines LLC dba Southeastern Freight LinesUSDOT 63419 · MC-111871Lexington, SC Clear · 883,177 unitsAsset-based Authority InsuredDry van
2NWN W White & CompanyUSDOT 376777 · MC-711427Columbia, SC Review · 74408 unitsAsset-based Authority InsuredDump
3SCSantee Carriers Division of Tic United Corp dba Santee CarriersUSDOT 63424 · MC-127625Harleyville, SC Limited record321 unitsAsset-based Authority pending COI pending
4Dedicated Trucking LLC logoDedicated Trucking LLC dba DSDUSDOT 1466266 · MC-553908Greenville, SC Clear · 100263 unitsAsset-based Authority Insured
5HM Sefa Transportation LLC logoHM Sefa Transportation LLCUSDOT 605674 · MC-292933West Columbia, SC Clear · 88257 unitsAsset-based Authority InsuredTank
6APAssociated Petroleum Carriers IncUSDOT 104701 · MC-106119Spartanburg, SC Clear · 88234 unitsAsset-based Authority InsuredTank
7BWB W Mitchum Trucking Co IncUSDOT 391855 · MC-231970Summerville, SC Review · 74228 unitsAsset-based Authority InsuredDry van
8ATArds Trucking Company Inc dba ArdUSDOT 63366 · MC-145794Timmonsville, SC Review · 81220 unitsSmall fleet Authority InsuredDry van
9SWStevenson Weir Southern LLCUSDOT 1676368 · MC-881277Rock Hill, SC Clear · 94193 unitsAsset-based Authority InsuredDump
10Wando Trucking LLC logoWando Trucking LLCUSDOT 223573 · MC-170331Mt Pleasant, SC Review · 80187 unitsAsset-based Authority Insured
11TCTCG Cox Transportation LLC dba TCGUSDOT 947369 · MC-406108Piedmont, SC Clear · 88185 unitsAsset-based Authority InsuredDry van
12QLQuality Logistics IncUSDOT 721468 · MC-331174Duncan, SC Clear · 88183 unitsAsset-based Authority InsuredDry van
13STService Transportation IncUSDOT 2350063 · MC-561814Wallace, SC Clear · 88175 unitsAsset-based Authority InsuredDry van
14NSNew South Express IncUSDOT 385176 · MC-211865Myrtle Beach, SC Clear · 88170 unitsAsset-based Authority InsuredFlatbed
15ATAmerican Transport Services LLCUSDOT 2953269 · MC-679228Fort Mille, SC Review · 74170 unitsSmall fleet Authority InsuredDry van
16CACameron Ashley Building Products Inc dba Cameron Ashley Building ProductsUSDOT 470177 · MC-841881Greer, SC Clear · 88169 unitsSmall fleet Authority InsuredFlatbed
17ADAscend Dedicated LLC dba Dedicated Transportation SolutionsUSDOT 1219712 · MC-484048Greenville, SC Review · 74162 unitsSmall fleet Authority InsuredDry van
18ATAntler Transport LLCUSDOT 951978 · MC-407642Mt Pleasant, SC Review · 74143 unitsSmall fleet Authority Insured
19KTKerns Trucking IncUSDOT 328429 · MC-111268Blacksburg, SC Clear · 88139 unitsAsset-based Authority InsuredDump
20AIAts Intermodal LLC dba Harbor LogisticsUSDOT 776430 · MC-347563North Charleston, SC Review · 74139 unitsAsset-based Authority InsuredDry van
21ATAaa Transportation Services Inc dba Lewis Truck LinesUSDOT 1403513 · MC-89617Aynor, SC Review · 74139 unitsAsset-based Authority InsuredFlatbed
22STSouthern Tank Transport IncUSDOT 548304 · MC-270785Holly Hill, SC Review · 81137 unitsAsset-based Authority InsuredTank
23RWRay Walker Trucking Company IncUSDOT 178847 · MC-189612Piedmont, SC Review · 74135 unitsAsset-based Authority InsuredDump
24STService Transport IncUSDOT 434099 · MC-238955Greer, SC Clear · 88133 unitsAsset-based Authority InsuredDry van
25Sysco Columbia LLC logoSysco Columbia LLCUSDOT 977473 · MC-1099735Columbia, SC Clear · 88133 unitsAsset-based Authority InsuredDry van
26BHBulldog Hiway Express LLC dba Bulldog Hiway ExpressUSDOT 104694 · MC-126898North Charleston, SC Review · 70128 unitsLessor pool Authority No COIDry van
27LEL Ed Trucking IncUSDOT 899544 · MC-390521Spartanburg, SC Clear · 88125 unitsLessor pool Authority InsuredDry van
28CNCarolina National Transportation LLCUSDOT 659150 · MC-309127Mount Pleasant, SC Review · 81121 unitsSmall fleet Authority InsuredCar hauler
29CTC&c Trucking of Duncan IncUSDOT 349417 · MC-223822Duncan, SC Review · 80120 unitsAsset-based Authority Insured
30KRM Fleet LLC logoKRM Fleet LLC dba Knight's Redi-mixUSDOT 3517010 · MC-1166012Summerville, SC Review · 80114 unitsAsset-based Authority Insured
31TITXN Intermodal IncUSDOT 2144745 · MC-746157Charleston, SC Review · 80110 unitsAsset-based Authority Insured
32GTGergun Transportation IncUSDOT 2521420 · MC-875343Piedmont, SC Clear · 87110 unitsSmall fleet Authority InsuredDry van
33HHHeritage Hauling IncUSDOT 1600619 · MC-769434Conway, SC Clear · 88105 unitsSmall fleet Authority InsuredDump
34TLTruerock Logistics LLCUSDOT 4167834 · MC-319736Pageland, SC Clear · 94105 unitsAsset-based Authority InsuredDump
35SFSenn Freight Lines IncUSDOT 536920 · MC-175265Newberry, SC Review · 81100 unitsSmall fleet Authority InsuredFlatbed
36LLLightning Logistics IncUSDOT 2210521 · MC-767058Fort Mill, SC Clear · 87100 unitsLessor pool Authority InsuredFlatbed
37Owen Electric Steel Company of South Carolina logoOwen Electric Steel Company of South CarolinaUSDOT 716690 · MC-201245Cayce, SC Review · 7498 unitsAsset-based Authority InsuredFlatbed
38LBLa Barrier & Son IncUSDOT 258355 · MC-341502Lexington, SC Review · 7495 unitsSmall fleet Authority InsuredDump
39JGJ Grady Randolph LLC dba J Grady Randolph IncUSDOT 63410 · MC-116621Gaffney, SC Review · 8094 unitsAsset-based Authority Insured
40AAAssociates Asset Recovery LLCUSDOT 2352620 · MC-34344Florence, SC High risk · 6294 unitsAsset-based Authority Insured
All South Carolina trucking companies →Filter SC by safety, fleet & equipment
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Rankings are computed by Vektor from the live FMCSA / MCMIS record, VIN-decoded equipment, and roadside-inspection history — refreshed continuously. Not a paid placement and not an FMCSA endorsement. Verify authority & insurance before tendering.