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TAMKO Building Products LLC - Frederick

4500 TAMKO Drive, Frederick, MD 21703

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Asphalt Shingle and Coating Materials Manufacturing324122

Where it is

39.35843, -77.43011 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

Other plants nearby

FacilityCityIndustryStatusDistance
Frederick Asphalt Co/essroc SiteFrederickAsphalt Paving Mixture and Block Manufacturing
324121
UNVERIFIED1.5 KM
Richard F. Kline, INCFrederickAsphalt Paving Mixture and Block Manufacturing
324121
LIKELY ACTIVE4.2 KM
Miller Asphalt - LegoreKeymarAsphalt Paving Mixture and Block Manufacturing
324121
LIKELY ACTIVE23.3 KM
C.J. Miller LLC WoodsboroWoodsboroAsphalt Paving Mixture and Block Manufacturing
324121
LIKELY ACTIVE23.4 KM
Bades Group LLCGermantownPetroleum Refineries
324110
ACTIVE24.3 KM

Every listed plant in Frederick County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 6 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, CEDRI, EIS, ICIS, MD-EPSC, MD-PEMIS, MD-RCRA, MD-TEMPO, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

  • OSHA injury and illness reportsOPERATING
    Record 994050 · first seen DEC 2025 · last seen DEC 2025
  • EPA Facility Registry ServiceEXISTENCE
    Record 110001262437 · first seen JUN 2017 · last seen JUN 2017

ALSO RECORDED ASTAMKO BUILDING PRODUCTS LLC

IN FREDERICK COUNTY4 other plants share this one’s industry (Petroleum and Coal Products Manufacturing, NAICS 3241); 1 of them has 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: TAMKO BUILDING PRODUCTS LLC · JUL 2026
Street address
EPA: 4500 TAMKO DRIVE · JUL 2026
City
EPA: FREDERICK · JUL 2026
State
EPA: MD · JUL 2026
CoordinatesSOURCES DISAGREE
Census geocoder: 39.35843486942,-77.430113066162 · JUL 2026 · ON THIS PAGE
EPA: 39.35646,-77.42518 · JUL 2026
Employees (band)
OSHA: 100-499 · DEC 2025

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