Durridge Company INC.
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersBillerica, MA
US patents2
SAM.gov UEITDLAXFQQMG76
CAGE code3PBL5
Incorporated inMA
- radon monitors
- probes
- emission chambers
- bottle system
- natural rock
- calibration
- firmware upgrades
- rentals
Named on the company’s own website, read JUL 29, 2026
Supplier designations
For Profit OrganizationManufacturer of Goods
Self-certified by the company in its SAM.gov registration
Certifications
ISO 9001
Patents
2 US patents granted 2000–2011, none of them in the five years to SEP 2025.
Measurement 2
- Method of calibrating an apparatus for measuring radon and/or its progeny in an air sampleUS 8,074,487 · granted DEC 13, 2011
- Method and apparatus for measuring unattached radon progenyUS 6,018,985 · granted FEB 1, 2000
Granted to Durridge Company Inc. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Durridge Company INC. | Billerica | MA | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.