Operating signal within 12 months from two or more independent sources.
What they make
Other Measuring and Controlling Device Manufacturing334519Geophex Ltd.: the geophysical research and instrumentation company was founded in 1983 and is based in Raleigh, North Carolina. The company produces instruments that measure apparent electrical conductivity and magnetic fields, including the GEM-2, GEM-3, and GEM-3R. It serves the environmental, mining, and construction industries by locating and identifying underground features.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
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 |
|---|---|---|---|---|
| Aquagenx, LLC | Raleigh | Analytical Laboratory Instrument Manufacturing 334516 | ACTIVE | 2.6 KM |
| Biron Robertson, LLC | Raleigh | Ophthalmic Goods Manufacturing 339115 | ACTIVE | 4.6 KM |
| Grt Electronics, LLC | Raleigh | Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513 | UNVERIFIED | 4.8 KM |
| Revware INC. | Raleigh | Other Measuring and Controlling Device Manufacturing 334519 | ACTIVE | 5.4 KM |
| A&m Scientific Supply LLC | Raleigh | Analytical Laboratory Instrument Manufacturing 334516 | ACTIVE | 6.3 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 9 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | DEC 2025 | DEC 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | DEC 2025 |
| CAGE CODE | SAM GOV | DEC 2025 |
| CITY | SAM GOV | DEC 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | DEC 2025 |
| REGISTRATION EXPIRATION | SAM GOV | DEC 2025 |
| STATE | SAM GOV | DEC 2025 |
| WEBSITE | COMPANY SITE | JUL 2026 |
| WEBSITE | SAM GOV | DEC 2025 |
| YEAR ESTABLISHED | SITE YEAR | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.