Hypertherm, INC

What they make

• plasma systems
• CAD/CAM software
• controls
• steel service centers
• shipbuilding
• structural steel

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Where it is

Other plants nearby

Every listed plant in Grafton County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Where this record comes from

5 sources hold this plant, and 12 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in AIR, AIRS/AFS, BR, EIS, ICIS, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record S4MNJ5KL6PA8 · first seen APR 2026 · last seen APR 2026
• EPA Toxics Release InventoryOPERATING
  first seen DEC 2024 · last seen DEC 2024
• DOL Form 5500 retirement plan filingsOPERATING
  Records 020274267|NH|03755|p o box 5010, 020274267|NH|03755|po box 5010 · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110001123052 · first seen JUL 2016 · last seen JUN 2017

IN GRAFTON COUNTY3 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 2 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name

EPA: HYPERTHERM INC · JUL 2026 · ON THIS PAGE

SAM.gov: HYPERTHERM, INC · APR 2026 · ON THIS PAGE

Street addressSOURCES DISAGREE

EPA: 21 GREAT HOLLOW ROAD · JUL 2026

SAM.gov: 21 GREAT HOLLOW RD · APR 2026 · ON THIS PAGE

City

EPA: HANOVER · JUL 2026 · ON THIS PAGE

SAM.gov: HANOVER · APR 2026 · ON THIS PAGE

State

EPA: NH · JUL 2026 · ON THIS PAGE

SAM.gov: NH · APR 2026 · ON THIS PAGE

County (FIPS code)

EPA: 33009 · SEP 2026

Coordinates

EPA: 43.6823,-72.2353 · JUL 2026

Employees (band)

DOL: 500+ · DEC 2024

Website

SAM.gov: www.hypertherm.com · APR 2026

CAGE code

SAM.gov: 7SA31 · APR 2026

Retirement plan filing (Form 5500)

DOL: 1,561 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024

SAM registration expires

SAM.gov: 2027-03-27 · APR 2026

State business registrationSOURCES DISAGREE

CT SOTS: HYPERTHERM, INC., registered with the Connecticut Secretary of the State; Corporation formed in New Hampshire; registered 2015-12-22; active, annual report filed 2025-11-25 · NOV 2025

Sunbiz: HYPERTHERM, INC., registered with the Florida Department of State, Division of Corporations; Corporation formed in New Hampshire; registered 1989-08-07; revoked 1994-08-26 · AUG 1994

IA SOS: HYPERTHERM, INC., registered with the Iowa Secretary of State; registered 2007-03-27; active · MAR 2007

MS SOS: HYPERTHERM, INC., registered with the Mississippi Secretary of State; Corporation; registered 2026-02-12; active · FEB 2026

OR SOS: HYPERTHERM, INC., registered with the Oregon Secretary of State, Corporation Division; Corporation formed in New Hampshire; registered 2026-02-12; active · FEB 2026

TX Comptroller: HYPERTHERM, INC., registered with the Texas Comptroller of Public Accounts; Corporation; registered 1988-01-01; active · JAN 1988

VA SCC: HYPERTHERM, INC., registered with the Virginia State Corporation Commission; Corporation formed in New Hampshire; registered 2007-04-18; active · APR 2007