Discover manufacturers in New Hampshire. Our directory features 49 listed manufacturing companies offering manufacturing services across New Hampshire.

Key Manufacturing Industries in New Hampshire

Manufacturing Economy Facts

  • Electronics and semiconductor manufacturing with BAE Systems and Allegro MicroSystems
  • Precision manufacturing and instrumentation with advanced machining capabilities
  • Medical device manufacturing with specialized surgical and diagnostic equipment
  • Aerospace manufacturing with precision components for defense and commercial aviation
  • Advanced materials manufacturing including composites and specialty alloys

Manufacturing Advantages in New Hampshire

  • No state income tax or sales tax advantage for businesses and workers
  • Highly educated workforce with strong technical and engineering talent
  • Proximity to Boston area markets, universities, and research institutions
  • Business-friendly regulatory environment with minimal bureaucracy
  • Strong tradition of precision manufacturing and quality craftsmanship
  • Access to northeastern markets and established supply chains

Transportation Infrastructure

Major Airports

  • Manchester-Boston Regional Airport
  • Lebanon Municipal Airport

Top Manufacturing Hubs in New Hampshire (view other states)

New Hampshire Manufacturers by Industry

Open an industry page when you need a food, automotive, pharmaceutical, chemical, or other category-specific shortlist in New Hampshire.

Popular Manufacturing Services in New Hampshire

Listed Manufacturing Companies in New Hampshire

📍 Franklin, NH

Handmade Leather GoodsFire Helmet FrontsFirefighting Leather Gear

A&L Machine LLC

Machinery

📍 Plaistow, NH

CNC Precision MachiningCustom FabricationHigh-Accuracy Parts

📍 Concord, NH

Custom Injection MoldingElectronic EnclosuresIndustrial Components

📍 Amherst, NH

Lyophilization ServicesReagent ManufacturingImmunoassay Development

📍 Dover, NH

Prototype ManufacturingPCB AssemblyCable Assembly

📍 Rochester, NH

Advanced TextilesEngineered CompositesMaterials Processing

📍 Laconia, NH

CNC Milling And TurningMetal Fabrication And WeldingPrecision Machined Components

📍 Hudson, NH

Research ChemicalsOrganics And InorganicsLaboratory Solvents

📍 Concord, NH

Frozen MealsOrganic Food ProductsNatural Foods

📍 Weare, NH

Vacuum Furnace BrazingTorch BrazingMetal Joining

Brazonics Inc

Aerospace

📍 Hampton, NH

Aluminum BrazingThermal Management SolutionsDip Brazing

📍 Lincoln, NH

Alpine ApparelOutdoor ClothingLocally Made Apparel