Hallmark Iron Works, Inc

What they make

Where it is

Other plants nearby

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Every listed plant in Fairfax County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 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 OSHA-OIS.

• OSHA injury and illness reportsOPERATING
  Record 924893 · first seen DEC 2025 · last seen DEC 2025
• DOL Form 5500 retirement plan filingsOPERATING
  Record 540797841|VA|22079|po box 339 · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110070322738 · first seen JUN 2017 · last seen SEP 2018

ALSO RECORDED ASHALLMARK IRON WORKS; HALLMARK IRONWORKS

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: HALLMARK IRONWORKS · JUL 2026

Street address

EPA: 8399 PARIS STREET · JUL 2026

City

EPA: LORTON · JUL 2026

State

EPA: VA · JUL 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 38.729497394527,-77.191699904933 · JUL 2026 · ON THIS PAGE

EPA: 38.72998,-77.1914 · JUL 2026

Employees (band)

OSHA: 20-99 · DEC 2025

Retirement plan filing (Form 5500)

DOL: 79 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024