Zygo Corporation

21 Laurel Brook Rd, Middlefield, CT 06455

LIKELY ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 2 SOURCES

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

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What they make

Industrial Machinery Manufacturing333295

Products

Sold by ZYGO CORPORATION · 4

Ecclesiastical Equipment, Furnishings, And Supplies · Laboratory Equipment And Supplies · Miscellaneous Service And Trade Equipment · Optical Instruments, Test Equipment, Components And Accessories

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

4 from usaspending_psc · Federal registry

Supplied under federal award 80NSSC24PC226 (2024-08-01), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

Where it is

41.51359, -72.68259 · CENSUS TIGER

COUNTY

Lower Connecticut River Valley County

METRO AREA

Hartford-West Hartford-East Hartford, CT

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STREET VIEW

Open street-level view — JUL 2024

Other plants nearby

Facility	City	Industry	Status	Distance
Jarvis Products Corporation	Middletown	Food Product Machinery Manufacturing 333241	ACTIVE	0.6 KM
Bidwell Industrial Group, INC.	Middletown	All Other Industrial Machinery Manufacturing 333248	ACTIVE	1.3 KM
Fenn LLC	East Berlin	Machine Shops 332710	ACTIVE	12.4 KM
Direct Color, INC.	Rocky Hill	Commercial Printing (except Screen and Books) 323111	ACTIVE	15.6 KM
Carbide Related Technologies, INC.	North Haven	Cutting Tool and Machine Tool Accessory Manufacturing 333515	ACTIVE	23.0 KM

Every listed plant in Lower Connecticut River Valley County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 10 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 BR, NPDES, RCRAINFO, SIMS, TRIS · EPA site type STATIONARY.

SAM.gov entity registrationOPERATING
Record K7NSLGM22EE3 · first seen OCT 2025 · last seen AUG 2026
EPA Facility Registry ServiceEXISTENCE
Record 110030345589 · first seen JAN 2012 · last seen JAN 2012

IN LOWER CONNECTICUT RIVER VALLEY COUNTY4 other plants share this one’s industry (Industrial Machinery Manufacturing, NAICS 3332); 3 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: ZYGO CORPORATION · JUL 2026 · ON THIS PAGE; SAM.gov: ZYGO CORPORATION · AUG 2026 · ON THIS PAGE
Street address: EPA: 21 LAUREL BROOK RD · JUL 2026 · ON THIS PAGE; SAM.gov: 21 LAUREL BROOK RD · AUG 2026 · ON THIS PAGE
City: EPA: MIDDLEFIELD · JUL 2026 · ON THIS PAGE; SAM.gov: MIDDLEFIELD · AUG 2026 · ON THIS PAGE
State: EPA: CT · JUL 2026 · ON THIS PAGE; SAM.gov: CT · AUG 2026 · ON THIS PAGE
CoordinatesSOURCES DISAGREE: Census geocoder: 41.513592661689,-72.682593259545 · JUL 2026 · ON THIS PAGE; EPA: 41.515061,-72.681513 · JUL 2026
Website: SAM.gov: http://www.zygo.com · AUG 2026
Year established: CO SOS: 2012 · APR 2012
CAGE code: SAM.gov: 53517 · AUG 2026
SAM registration expires: SAM.gov: 2027-08-04 · AUG 2026
State business registrationSOURCES DISAGREE: CO SOS: Zygo Corporation, registered with the Colorado Secretary of State; Corporation; formed 2012-04-19; active, annual report filed 2014-05-29 · MAY 2014; Sunbiz: ZYGO CORPORATION, registered with the Florida Department of State, Division of Corporations; Corporation formed in Delaware; registered 2001-03-08; revoked 2009-12-21 · DEC 2009

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