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Carrier Vetting Report → states → Maryland

Maryland trucking companies

44,338 active USDOT-registered carriers list a physical address in Maryland. 7,208 hold active motor-carrier operating authority and 289 hold active broker authority. 18,004 operate interstate, 4,379 are hazmat-flagged. Figures from FMCSA files as of 2026-11-01.

full report $49

224new USDOT registrations, last 30 days
787last 90 days
700out-of-service orders, last 12 months
23,817active carriers with an MCS-150 older than 2 years

Fleet sizes

Power unitsActive carriersShare
127,31162%
2-513,18030%
6-203,0037%
21-1007042%
100+1400%

1,383,793 power units and 239,367 drivers reported on MCS-150 filings across the state.

Cargo carried

General freight22,734 carriersBuilding materials17,013 carriersConstruction17,013 carriersMachinery, large objects6,964 carriersMotor vehicles (auto haulers)5,436 carriersLogs, poles, beams, lumber5,381 carriersHousehold goods (movers)4,088 carriersGrain, feed, hay2,518 carriersDry bulk2,474 carriersFresh produce2,277 carriersRefrigerated food2,214 carriersIntermodal containers1,414 carriers

Largest fleets based in Maryland

CarrierCityPower unitsDriversUSDOT
Cowan Systems LLCBaltimore1,8821,882548880 · MC271882
Williams Scotsman Inc dba WillscotBaltimore1,4261,120350040 · MC918177
Faster Inc dba FasterBrentwwod1,3921,0003004376 · MC25762
Thompsongas LLCFrederick1,2107872812287 · MC938205
Chaney Materials LLC dba Chaney EnterprisesAnnapolis964685186407
Landcare USA LLC dba LandcareFrederick940952867467
Mayor and City Council Ocean City MarylandOcean City850432929924
Baltimore Gas & Electric Co dba Bge an Exelon CompanyBaltimore6881,063160257
Apex Companies LLCRockville6041,1121259442
R E Michel CompanyGlen Burnie578742261956

Cities with the most carriers

Baltimore 4,320 · Silver Spring 1,447 · Frederick 1,079 · Gaithersburg 940 · Laurel 894 · Hyattsville 879 · Glen Burnie 826 · Hagerstown 773 · Upper Marlboro 685 · Rockville 678 · Waldorf 673 · Bowie 593 · Westminster 590 · Annapolis 582 · Pasadena 550

New USDOT registrations in Maryland (last 30 days)

RegisteredCarrierCityUSDOT
2026-10-30Stauffer'S Welding Service LLCMechanicsville9903462
2026-10-30Pestera Plus LLCBeltsville9891990
2026-10-30Taneytown Construction LLCTaneytown9463106
2026-10-30M&A Towing LLCClinton8553336
2026-10-30DMV and BeyondLothian6496924
2026-10-30Critters and Clutter LLCLusby5532330
2026-10-29Triple G Farm LLCHarwood9781400
2026-10-29Bryan RamosAccokeek9699268
2026-10-29Reliable Transportation LLCRosedale8195140
2026-10-29D&W Towing&recovery LLCBaltimore6677811
2026-10-29Treehouse Properties LLCAnnapolis6498385
2026-10-29Turn on Service LLCHyattsville5843556

A new registration is not a flag by itself — but a "10-year-old company" whose USDOT number is a month old is worth a phone call to the number on record.

Out-of-service orders, Maryland carriers (last 30 days)

OrderedCarrierReasonRescinded
2026-10-30Excel Mechanical Contractors RosedaleNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-27Ez Diesel Service LLC EssexNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-26B & D Transporting LLC WaldorfNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-26Hco BaltimoreNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-26Price Construction Services Inc Middle RiverNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-20Ladma General Services LLC BeltsvilleNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-19Raymond W Thompson Electrical Contracting L L C HollywoodNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-19Heavy Metal Specialized LLC Chesapeake BeachNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-19D and W Trucking LLC BaltimoreNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-19Bwellempire LLC Windsor MillNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-19Lindsey Washington CheltenhamNew Entrant Revoked - Refusal of Audit/No Contactno
2026-10-19Dave Briguglio LLC RidgelyNew Entrant Revoked - Refusal of Audit/No Contactno

Neighboring states

Pennsylvania82,645 active · 17,820 with authorityVirginia25,359 active · 7,731 with authorityWest Virginia11,177 active · 1,382 with authorityDelaware5,057 active · 1,290 with authorityDistrict of Columbia853 active · 88 with authority
This is an informational report compiled from public FMCSA records as of the stamped date. It is not a safety rating, not insurance or legal advice, and not a recommendation to use or avoid any carrier. FMCSA records can be late or incomplete; confirm anything decisive against the official record linked in the report.

Check any Maryland carrier with the free DOT / MC lookup, read how to check a carrier before tendering, or browse carriers by cargo type and every state.

Source: FMCSA Company Census, Licensing & Insurance, and Out-of-Service files via data.transportation.gov. Methodology.