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Electronic Fluorocarbons, LLC

239 South St Ste 2, Hopkinton, MA 01748

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 2 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Electronic Fluorocarbons, LLC
Their homepage, crawled JUL 2026

What they make

Industrial Gas Manufacturing325120

EFC Gases & Advanced Materials supplies high purity fluorocarbons, rare gases, and specialty gases to industries including semiconductor, aerospace propulsion, electric and switchgear, window manufacturing, and lighting manufacturing. The company offers recovery and recycling services, research and development, analytical capabilities, and shipping services for cylinders and valves.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Where it is

42.19029, -71.53935 · CENSUS TIGER
COUNTY
METRO AREA
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STREET VIEW

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Every listed plant in Middlesex County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 8 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

SourceEvidenceFirst seenLast seen
COMPANY SITEOPERATINGJUL 2026AUG 2026
SAM GOVOPERATINGFEB 2026FEB 2026
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1SAM GOVFEB 2026
CAGE CODESAM GOVFEB 2026
CITYSAM GOVFEB 2026
GEOMCENSUS GEOCODERJUL 2026
NAMESAM GOVFEB 2026
REGISTRATION EXPIRATIONSAM GOVFEB 2026
STATESAM GOVFEB 2026
WEBSITESAM GOVFEB 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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