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Public record · New Hampshire

Rockingham County: 587 companies on record.

The companies the public registers place in Rockingham County, New Hampshire, by sector, as DealSTE read them — read 8 Nov 2026. Each opens on its own record page: registration, sites, permits, liens and compliance, each with its register.

By sector
SectorCompanies
Defense and federal contracting161
Manufacturing125
Auto services — repair, collision, tire87
Healthcare — medical, dental & home health67
Professional services — accounting, engineering, insurance44
Distribution & wholesale20
Trades — HVAC, plumbing, electrical, mechanical16
Retail — specialty, convenience & liquor15
Sand and gravel13
Commercial & specialty contracting6
IT & managed services6
Crushed stone5
Home construction & remodeling5
Funeral homes3
Landscaping, lawn care & grounds3
Trucking3
Staffing2
Veterinary practices2
Waste hauling, roll-off & recycling2
Commercial cleaning & facilities services1
Restaurants1
The companies — the first 50 of 587, as the map lists them
CompanySectorCity
EfiManufacturingLondonderry
American Steel & aluminum co., inc.ManufacturingGrand Prairie
VapothermManufacturingExeter
Phoenix TailingsManufacturingBurlington
Sleepnet CorporationManufacturingHampton
Wicked Weed Brewing PortsmouthManufacturingPortsmouth
PICA Manufacturing Solutions, Inc.ManufacturingDerry
CarrierManufacturingDerry
Admix, IncManufacturingLondonderry
Admix, IncManufacturingLondonderry
Appli-tec, IncManufacturingSalem
Critical Communications, Controls And Instruments, LLCDefense & federal contractingHampton
Genesis HR Solutions, Inc. c/o Labels, Inc.ManufacturingHampton
Klein Marine Systems, Inc.ManufacturingSalem
Metal WorksManufacturingLondonderry
ICA Northeast, Inc.ManufacturingExeter
Tutco SureHeatManufacturingExeter
Collins AerospaceManufacturingHampton
Finestkind Brewing, LLCManufacturingHampton
Northeast LanternManufacturingExeter
Q, LLCManufacturingPortsmouth
scott ElectronicsManufacturingSalem
TTM TechnologiesManufacturingSalem
AeroDynamics, LLCManufacturingSeabrook
Best Machine, Inc.ManufacturingFremont
Collins AerospaceManufacturingHampton
Critical Communications, Controls and Instruments LLCManufacturingExeter
Ken-mar, LLCManufacturingSalem
Bocra Industries, IncManufacturingSeabrook
FoodState IncManufacturingLondonderry
I C REED & SONS INCCommercial & specialty contractingRAYMOND
Joule Manufacturing Corp.ManufacturingSalem
Plum Creek EnvironmentalManufacturingSeabrook
RIVERSIDE MARINE CONSTRUCTION INCCommercial & specialty contractingNEWINGTON
Vapotherm, Inc.Defense & federal contractingExeter
Ipt-exeter, LLCDefense & federal contractingSalem
A.P. Extrusion, Inc.ManufacturingSalem
ALLIANCE LANDSCAPING & EXCAVATION, LLCLandscaping, lawn care & groundsAUBURN
AMERICAN EXCAVATING CORPTrades — HVAC, plumbing, electrical, mechanicalDERRY
Argentech Solutions, Inc.Defense & federal contractingNewmarket
Barlow Architectural Millwork, LLCManufacturingHampstead
Beswick Engineering Co., IncManufacturingGreenland
Biotage, LLCManufacturingSalem
Brentwood Distribution, LLCManufacturingBrentwood
Busby ConstructionCommercial & specialty contractingATKINSON
CUSTOM POOLS INCTrades — HVAC, plumbing, electrical, mechanicalNEWINGTON
FlexEnergy Energy Systems IncManufacturingPortsmouth
Galvion LTDDefense & federal contractingPortsmouth
Galvion Technologies LLCDefense & federal contractingPortsmouth
GEMINI ELECTRIC INCTrades — HVAC, plumbing, electrical, mechanicalAUBURN

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