Operating signal within 12 months from two or more independent sources.
What they make
Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use334512- resistance temperature detectors
- thermocouples
- heat flux sensors
- MIL-SPEC temperature assemblies
- thermowells
- connection heads
- transmitters
- custom foil heaters
- deep sea
- deep space
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Products
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
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Boston Wire & Cable LLC | Hudson | Other Electronic Component Manufacturing 334419 | ACTIVE | 1.6 KM |
| Bae Systems Information and Electronic Systems Integration INC. | Nashua | Other Electronic Component Manufacturing 334419 | ACTIVE | 1.9 KM |
| H6 Systems INC | Nashua | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals 334515 | ACTIVE | 3.6 KM |
| Teledyne Flir Commercial Systems INC. | Hudson | Bare Printed Circuit Board Manufacturing 334412 | LIKELY ACTIVE | 3.6 KM |
| Integra Biosciences | Hudson | Plastics Material and Resin Manufacturing 325211 | LIKELY ACTIVE | 4.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
4 sources hold this plant, and 11 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 NCDB, RCRAINFO · EPA site type STATIONARY.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- OSHA injury and illness reportsOPERATINGRecord 547265 · first seen DEC 2025 · last seen DEC 2025
- SAM.gov entity registrationOPERATINGRecord L6V2CGVQP844 · first seen OCT 2025 · last seen OCT 2025
- EPA Facility Registry ServiceEXISTENCERecord 110004088095 · first seen MAY 2014 · last seen MAY 2014
ALSO RECORDED ASRDF CORP
IN HILLSBOROUGH COUNTY42 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 23 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.
- NameSOURCES DISAGREE
- EPA: RDF CORP · JUL 2026
- SAM.gov: RDF CORPORATION · OCT 2025 · ON THIS PAGE
- Street address
- EPA: 23 ELM AVE · JUL 2026 · ON THIS PAGE
- SAM.gov: 23 ELM AVE · OCT 2025 · ON THIS PAGE
- City
- EPA: HUDSON · JUL 2026 · ON THIS PAGE
- SAM.gov: HUDSON · OCT 2025 · ON THIS PAGE
- State
- EPA: NH · JUL 2026 · ON THIS PAGE
- SAM.gov: NH · OCT 2025 · ON THIS PAGE
- County (FIPS code)
- EPA: 33011 · SEP 2026
- Coordinates
- EPA: 42.77934,-71.4474 · JUL 2026
- Employees (band)
- OSHA: 20-99 · DEC 2025
- Website
- SAM.gov: http://www.rdfcorp.com · OCT 2025
- Year established
- Company website: 1939 · AUG 2026
- CAGE code
- SAM.gov: 02009 · OCT 2025
- SAM registration expires
- SAM.gov: 2026-10-22 · OCT 2025