Operating signal within 12 months from two or more independent sources.
What they make
Semiconductor and Related Device Manufacturing334413- health testing
- personalized action plan
- tests
- biomarkers
- CLIA
- individuals
- tracking
- heart health
- hormones
- function
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Products
Where these came from
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Tyco Electronics | Burlington | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220 | UNVERIFIED | 1.7 KM |
| Mitre Corporation | Bedford | Printing 323110 | UNVERIFIED | 1.4 KM |
| Cubicpv INC. | Bedford | Semiconductor and Related Device Manufacturing 334413 | ACTIVE | 1.9 KM |
| Persimmon Technologies Corporation | Bedford | Semiconductor and Related Device Manufacturing 334413 | LIKELY ACTIVE | 2.2 KM |
| Em4, LLC | Bedford | Semiconductor and Related Device Manufacturing 334413 | ACTIVE | 3.1 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
4 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.
- FDA device establishment registrationsOPERATINGfirst seen AUG 2026 · last seen OCT 2026
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGfirst seen OCT 2025 · last seen OCT 2025
- EPA Facility Registry ServiceEXISTENCERecord 110070911987 · first seen FEB 2021 · last seen FEB 2021
IN MIDDLESEX COUNTY156 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 44 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: SIPHOX INC · JUL 2026 · ON THIS PAGE
- SAM.gov: SIPHOX INC · OCT 2025 · ON THIS PAGE
- Street address
- EPA: 111 TERRACE HALL AVE · JUL 2026 · ON THIS PAGE
- SAM.gov: 111 TERRACE HALL AVE · OCT 2025 · ON THIS PAGE
- City
- EPA: BURLINGTON · JUL 2026 · ON THIS PAGE
- SAM.gov: BURLINGTON · OCT 2025 · ON THIS PAGE
- State
- EPA: MA · JUL 2026 · ON THIS PAGE
- SAM.gov: MA · OCT 2025 · ON THIS PAGE
- County (FIPS code)
- EPA: 25017 · SEP 2026
- CoordinatesSOURCES DISAGREE
- Census geocoder: 42.496363037213,-71.224341082503 · JUL 2026 · ON THIS PAGE
- EPA: 42.496538,-71.224095 · JUL 2026
- Website
- Company website: www.siphox.com · JUL 2026 · ON THIS PAGE
- SAM.gov: www.siphox.com · OCT 2025 · ON THIS PAGE
- CAGE code
- SAM.gov: 8KM77 · OCT 2025
- SAM registration expires
- SAM.gov: 2026-10-26 · OCT 2025