Mission sector
Defense Manufacturing, Maritime, Ground & Ordnance
Shipbuilding and subsea supply chains, ground vehicles, munitions and energetics, precision machining and ruggedized electronics. 38,104 active companies map to this sector from their SAM.gov NAICS and product codes.
- Active companiesCurrent SAM.gov registrations
- 38,104
- Small businessesSmall under at least one NAICS
- 28,864
- SBIR/STTR awardeesPhase I/II awards on SBIR.gov
- 1,333
- StatesWith at least one company
- 56
What primes look for
Primes look for domestic manufacturers that meet the Berry Amendment and Buy American Act, with DLA Joint Certification Program (JCP) approval, to clear supply-chain bottlenecks.
- ITAR registered (search Defense Mfg & Maritime companies with it)
- ISO 9001 (search Defense Mfg & Maritime companies with it)
- DLA JCP· Ask the company
- CMMC Level 2 (search Defense Mfg & Maritime companies with it)
Linked requirements open the directory filtered to this sector. Credentials are self-attested unless marked verified on a profile.
What it covers
- Naval shipbuilding and subsea systems (submarine industrial base)
- Ground combat and tactical vehicles
- Munitions, energetics and ordnance
- Precision CNC and additive manufacturing
- Ruggedized electronics and PCBs
Main buyers
- NAVSEA
- Marine Corps Systems Command
- Army TACOM
- JPEO Armaments & Ammunition
- Defense Logistics Agency (DLA)
Companies in Defense Mfg & Maritime
Claimed profiles first by membership level, then verified credentials and federal obligations over the last 36 months. Use the directory for every filter: CMMC, blind SPRS brackets, vehicles, set-asides and more.
Showing 41–60 of 38,104 companies
WILLOWBROOK, ILNAICS 541611 · Administrative Management and General Management Consulting Services
$3.5B obligatedGENERAL DYNAMICS MISSION SYSTEMS, INC.
PITTSFIELD, MANAICS 334511 · Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
$3.5B obligatedCOLORADO SPRINGS, CONAICS 541519 · Other Computer Related Services
Small businessVOSBSDVOSB$3.3B obligatedDRS NETWORK & IMAGING SYSTEMS LLC
MELBOURNE, FLNAICS 334511 · Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
$3.3B obligatedINDEPENDENCE, MONAICS 332992 · Small Arms Ammunition Manufacturing
$2.8B obligatedRESTON, VANAICS 541519 · Other Computer Related Services
$2.8B obligatedNORTHROP GRUMMAN SYSTEMS CORPORATION
LINTHICUM HEIGHTS, MDNAICS 339999 · All Other Miscellaneous Manufacturing
$2.8B obligatedFAIRFAX, VANAICS 541512 · Computer Systems Design Services
$2.7B obligatedBOLLINGER MISSISSIPPI SHIPBUILDING, LLC
PASCAGOULA, MSNAICS 336611 · Ship Building and Repairing
$2.5B obligatedHUNTINGTON BEACH, CANAICS 334220 · Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
$2.5B obligatedHUNTSVILLE, ALNAICS 541715 · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
$2.4B obligatedMARLBOROUGH, MANAICS 541330 · Engineering Services
$2.4B obligatedALEXANDRIA, VANAICS 541715 · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
$2.4B obligatedSAINT LOUIS, MONAICS 541519 · Other Computer Related Services
$2.3B obligatedPORTLAND, ORNAICS 336611 · Ship Building and Repairing
$2.3B obligatedCOLUMBUS, OHNAICS 541715 · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
$2.3B obligatedNORFOLK, VANAICS 336611 · Ship Building and Repairing
$2.2B obligatedGENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS, INC.
SAINT PETERSBURG, FLNAICS 332993 · Ammunition (except Small Arms) Manufacturing
$2.2B obligatedINTUITIVE RESEARCH AND TECHNOLOGY CORPORATION
HUNTSVILLE, ALNAICS 541715 · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
$2.2B obligatedTAMPA, FLNAICS 332994 · Small Arms, Ordnance, and Ordnance Accessories Manufacturing
Small business$2.2B obligated
Where the companies are
Most listed NAICS codes
- 332999All Other Miscellaneous Fabricated Metal Product Manufacturing8,419
- 332710Machine Shops8,315
- 541330Engineering Services6,503
- 334419Other Electronic Component Manufacturing4,708
- 336413Other Aircraft Parts and Auxiliary Equipment Manufacturing4,423
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)4,097
- 541512Computer Systems Design Services4,084
- 332721Precision Turned Product Manufacturing3,881
- 541611Administrative Management and General Management Consulting Services3,738
- 541519Other Computer Related Services3,650
Top states
- California4,892
- Florida3,178
- Texas2,981
- Virginia1,876
- Pennsylvania1,446
- New York1,434
- Michigan1,411
- Ohio1,291
How companies are placed here
A company belongs to this sector when any NAICS code or product and service code (PSC) on its SAM.gov registration starts with one of the codes below. A company can belong to several sectors; its main sector follows its primary NAICS.
NAICS codes
- 336611
- 336612
- 336992
- 33299*
- 3327*
- 3344*
- 332710
- 333514
- 333517
Product and service codes (PSC)
- 10*WEAPONS
- 11*NUCLEAR ORDNANCE
- 12*FIRE CONTROL EQPT.
- 13*AMMUNITION AND EXPLOSIVES
- 14*GUIDED MISSLES
- 19*SHIPS, SMALL CRAFT, PONTOON, DOCKS
- 20*SHIP AND MARINE EQUIPMENT
- 23*MOTOR VEHICLES, CYCLES, TRAILERS
- 25*VEHICULAR EQUIPMENT COMPONENTS
- 59*ELECTRICAL/ELECTRONIC EQPT COMPNTS
- 95*METAL BARS, SHEETS, SHAPES
* covers every code that starts with these characters. PSC names from the Acquisition.gov PSC Manual (opens in a new tab) (April 2025 edition).