Comtech Pst Hill Eng.

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
SPStellant Pst Corporation	Topsfield	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	● ACTIVE	0.3 KM
San-tron INC	Ipswich	Electronic Connector Manufacturing 334417	● ACTIVE	1.6 KM
Jaro CORP	Ipswich	Paint and Coating Manufacturing 325510	● ACTIVE	3.2 KM
Wober Tech, INC.	Topsfield	Semiconductor and Related Device Manufacturing 334413	● ACTIVE	2.7 KM
APAmphenol PCD	Beverly, United States	Electronic Connector Manufacturing 334417	◐ LIKELY ACTIVE	8.8 KM

Every listed plant in Essex County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

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 MA-EPICS, NPDES, RCRAINFO.

• EPA Facility Registry ServiceEXISTENCE
  Record 110070499427 · first seen FEB 2019 · last seen FEB 2019

IN ESSEX COUNTY59 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 19 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: COMTECH PST HILL ENG. · OCT 2026

Street address

EPA: 417 BOSTON ST · OCT 2026

City

EPA: TOPSFIELD · OCT 2026

State

EPA: MA · OCT 2026

County (FIPS code)

EPA: 25009 · OCT 2026

Coordinates

EPA: 42.65728,-70.93251 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026