Mission sector
Defense Manufacturing, Maritime, Ground & Ordnance
Shipbuilding and subsea supply chains, ground vehicles, munitions and energetics, precision machining and ruggedized electronics. 38,053 active companies map to this sector from their SAM.gov NAICS and product codes.
- Active companiesCurrent SAM.gov registrations
- 38,053
- Small businessesSmall under at least one NAICS
- 28,870
- SBIR/STTR awardeesPhase I/II awards on SBIR.gov
- 1,330
- 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 7,781–7,800 of 38,053 companies
CINCINNATI, OHNAICS 238990 · All Other Specialty Trade Contractors
APEX, NCNAICS 334419 · Other Electronic Component Manufacturing
Small businessHUNTSVILLE, ALNAICS 541990 · All Other Professional, Scientific, and Technical Services
Small businessSDB11 AI & BLOCKCHAIN DEVELOPMENT LLC
WASHOUGAL, WANAICS 541512 · Computer Systems Design Services
LIVERPOOL, NYNAICS 332710 · Machine Shops
Small businessVOSBSDVOSBCLARKSVILLE, TNNAICS 238120 · Structural Steel and Precast Concrete Contractors
Small businessLANCASTER, PANAICS 238290 · Other Building Equipment Contractors
GUAYNABO, PRNAICS 237110 · Water and Sewer Line and Related Structures Construction
Small businessWOSBIRWIN, PANAICS 238910 · Site Preparation Contractors
PORT SAINT LUCIE, FLNAICS 238210 · Electrical Contractors and Other Wiring Installation Contractors
Small businessRAPID CITY, SDNAICS 332710 · Machine Shops
Small businessHOMER GLEN, ILNAICS 484110 · General Freight Trucking, Local
Small businessSDBSAN JOSE, CANAICS 334418 · Printed Circuit Assembly (Electronic Assembly) Manufacturing
Small businessWOSBWAUKOMIS, OKNAICS 332710 · Machine Shops
Small businessSHOW LOW, AZNAICS 541330 · Engineering Services
Small businessVOSBSDVOSBCRANE, TXNAICS 561720 · Janitorial Services
Small businessSDBVOSBARLINGTON, VANAICS 541519 · Other Computer Related Services
SOUTHWEST RANCHES, FLNAICS 624230
Small businessSDBLAKE MARY, FLNAICS 238210 · Electrical Contractors and Other Wiring Installation Contractors
Small businessSDBVOSBLAKE CHARLES, LANAICS 332993 · Ammunition (except Small Arms) Manufacturing
Small businessVOSB
Where the companies are
Most listed NAICS codes
- 332999All Other Miscellaneous Fabricated Metal Product Manufacturing8,408
- 332710Machine Shops8,300
- 541330Engineering Services6,498
- 334419Other Electronic Component Manufacturing4,703
- 336413Other Aircraft Parts and Auxiliary Equipment Manufacturing4,421
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)4,093
- 541512Computer Systems Design Services4,080
- 332721Precision Turned Product Manufacturing3,872
- 541611Administrative Management and General Management Consulting Services3,735
- 541519Other Computer Related Services3,650
Top states
- California4,883
- Florida3,174
- Texas2,977
- Virginia1,875
- Pennsylvania1,444
- New York1,433
- Michigan1,411
- Ohio1,289
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).