Facility	City	Industry	Status	Distance
Block Engineering LLC	Southborough	Commercial and Service Industry Machinery Manufacturing 333314	ACTIVE	9.9 KM
Boston Piezo-optics INC	Bellingham	Commercial and Service Industry Machinery Manufacturing 333314	ACTIVE	12.5 KM
MKS Franklin	Franklin	Commercial and Service Industry Machinery Manufacturing 333314	LIKELY ACTIVE	15.9 KM
Ace Torwel, INC	Bellingham	Sheet Metal Work Manufacturing 332322	UNVERIFIED	15.7 KM
Zygo Teraoptix INC	Westborough	Commercial and Service Industry Machinery Manufacturing 333314	UNVERIFIED	12.5 KM

Every listed plant in Middlesex County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds 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 AIR, AIRS/AFS, EIS, MA-EPICS, RCRAINFO · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110003501728 · first seen JUN 2017 · last seen JUN 2017

IN MIDDLESEX COUNTY43 other plants share this one’s industry (Commercial and Service Industry Machinery Manufacturing, NAICS 3333); 14 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 TERA OPTIX INC · OCT 2026
Street address: EPA: 100 KUNIHOLM DR · OCT 2026
City: EPA: HOLLISTON · OCT 2026
State: EPA: MA · OCT 2026
County (FIPS code): EPA: 25017 · OCT 2026
Coordinates: EPA: 42.23051,-71.42955 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

Report a correction · Request removal