Transportation Equipment Manufacturing in Maryland

NAICS 336 · MD

This register lists 177 facilities in Maryland. The Bureau of Labor Statistics counted 178 establishments in the Transportation Equipment Manufacturing industry in Maryland. Volvo Group Trucks Operations - Hagerstown, Maryland, employed 1215 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in Maryland131 FACILITIES

Listing 131 of 177: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
Mohrcomposites, LLC	Monrovia	—	● ACTIVE
Naval Integrations, LLC	Millersville	—	● ACTIVE
PAPaterson Aerospace Systems CORP	Upper Marlboro	—	● ACTIVE
PTPhoenix Trading INC.	Rockville	—	● ACTIVE
Photon Uas, INC.	Cockeysville	—	● ACTIVE
Priority Install, LLC	Mount Airy	—	● ACTIVE
Samit LLC	Rockville	—	● ACTIVE
Sierra Nevada Company, LLC	Hagerstown	—	● ACTIVE
SISnider International CORP	Upper Marlboro	—	● ACTIVE
T3 Ideas LLC	Towson	—	● ACTIVE
Traffic Pro Beds, LLC	Frederick	—	● ACTIVE
Wits End Fabrication, LLC	Halethorpe	—	● ACTIVE
D & W Clutch & Brake, INC.	Baltimore	1–19	◐ LIKELY ACTIVE
TGThe Gill Corporation - Maryland	Edgewood	—	◐ LIKELY ACTIVE
ACAai Corporation	Cockeysville	—	◐ LIKELY ACTIVE
Brixrae Limited	Cockeysville	—	◐ LIKELY ACTIVE
KBKnorr Brake Company LLC	Westminster	500+	◐ LIKELY ACTIVE
USUav Solutions, INC.	Sykesville	—	◐ LIKELY ACTIVE
Weaver Boat Works, INC	Deale	—	◐ LIKELY ACTIVE
CYComposite Yacht, LLC.	Trappe	20–99	◇ UNVERIFIED
FSFlying Scott	Oakland	1–19	◇ UNVERIFIED
GMGeneral Motors LLC	White Marsh	—	◇ UNVERIFIED
BSBwi Sparrows Point LLC	Sparrows Point	—	◐ LIKELY ACTIVE
CSCambridge Shipyard Facility INC	Cambridge	1–19	◐ LIKELY ACTIVE
GLGlenn L Martin State Airport	Middle River	—	◐ LIKELY ACTIVE
HRHitachi Rail Sts Usa, INC.	Hagerstown	20–99	◐ LIKELY ACTIVE
JWJ. Willis Smith and Brother, INC.	Curtis Bay	20–99	◐ LIKELY ACTIVE
MAMaryland Air National Guard	Baltimore	—	◐ LIKELY ACTIVE
MRMiddle River Aerostructure Systems	Middle River	—	◐ LIKELY ACTIVE
NGNorthrop Grumman Systems Corporation	Hanover	—	◐ LIKELY ACTIVE
ATAppalachian Tank Car Services, INC.	Elk Mills	—	◐ LIKELY ACTIVE
GMGsa Middle River Depot	Middle River	—	◐ LIKELY ACTIVE
MSMra Systems, Incorporated	Baltimore	500+	◐ LIKELY ACTIVE
USU S Coast Guard Yard	Baltimore	—	◐ LIKELY ACTIVE
DWD & W Rebuilders	Baltimore	—	◇ UNVERIFIED
ECEaton Corp/mission Systems	Westminster	—	◇ UNVERIFIED
GMGeneral Motors Truck & Bus Group	Baltimore	—	◇ UNVERIFIED
GPGenuine Parts CO - Raylock Division	Hancock	—	◇ UNVERIFIED
HNHarbour North Marina	Chesapeake City	—	◇ UNVERIFIED
HYHinckley Yacht Services	Oxford	—	◇ UNVERIFIED
MIMarada Industries	Westminster	—	◇ UNVERIFIED
NGNorthrop Grumman Defense Systems	Middle River	—	◇ UNVERIFIED
OMOsprey Marine Composites INC	Tracys Landing	—	◇ UNVERIFIED
RIRailplan International	Baltimore	100–499	◇ UNVERIFIED
SHShore Holdings INC Dba Choptank Engines	Cambridge	—	◇ UNVERIFIED
UCUnited Coatings	Baltimore	—	◇ UNVERIFIED
UMU.s. Marine - Cumberland I	Cumberland	—	◇ UNVERIFIED
UMU.s. Marine - Salisbury	Salisbury	—	◇ UNVERIFIED
ZYZahniser's Yachting Center	Solomons	—	◇ UNVERIFIED
ARAll Roads Kenworth LLC	Dundalk	—	◐ LIKELY ACTIVE

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