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Phds CO.

3011 Amherst Rd, Knoxville, TN 37921

LIKELY ACTIVELAST SEEN IN FEDERAL DATA SEP 2026 · 2 SOURCES

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

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What they make

Other Measuring and Controlling Device Manufacturing334519

Where it is

35.97239, -84.05486 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Alcopro INC.KnoxvilleAnalytical Laboratory Instrument Manufacturing
334516
ACTIVE5.7 KM
Molecular Machines & Industries, INCKnoxvilleAnalytical Laboratory Instrument Manufacturing
334516
ACTIVE5.8 KM
Melas Defense Systems, INC.KnoxvilleSmall Arms, Ordnance, and Ordnance Accessories Manufacturing
332994
ACTIVE6.3 KM
Uster Technologies, INCKnoxvilleAnalytical Laboratory Instrument Manufacturing
334516
ACTIVE6.9 KM
ChoiceSpine LLCKnoxvilleElectromedical and Electrotherapeutic Apparatus Manufacturing
334510
ACTIVE6.9 KM

Every listed plant in Knox County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 9 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 RCRAINFO · EPA site type STATIONARY.

  • SAM.gov entity registrationOPERATING
    Record REQVEYN5U2L8 · first seen NOV 2025 · last seen SEP 2026
  • EPA Facility Registry ServiceEXISTENCE
    Record 110070913041 · first seen FEB 2021 · last seen FEB 2021

IN KNOX COUNTY17 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 6 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: PHDS CO. · JUL 2026 · ON THIS PAGE
SAM.gov: PHDS CO. · SEP 2026 · ON THIS PAGE
Street address
EPA: 3011 AMHERST RD. · JUL 2026 · ON THIS PAGE
SAM.gov: 3011 AMHERST RD · SEP 2026 · ON THIS PAGE
City
EPA: KNOXVILLE · JUL 2026 · ON THIS PAGE
SAM.gov: KNOXVILLE · SEP 2026 · ON THIS PAGE
State
EPA: TN · JUL 2026 · ON THIS PAGE
SAM.gov: TN · SEP 2026 · ON THIS PAGE
County (FIPS code)
EPA: 47093 · SEP 2026
Coordinates
Census geocoder: 35.972385730257,-84.054856517513 · JUL 2026 · ON THIS PAGE
EPA: 35.971811,-84.054697 · JUL 2026 · ON THIS PAGE
Website
SAM.gov: www.phdsco.com · SEP 2026
CAGE code
SAM.gov: 1UY05 · SEP 2026
SAM registration expires
SAM.gov: 2027-09-23 · SEP 2026

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