Blueline Sensors LLC
405 Bay Dr, Stevensville, MD 21666
Operating signal within 12 months from two or more independent sources.
What they make
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing334511Blueline Sensors designs and manufactures surveillance technologies, including tactical contact microphones and audio monitoring consoles. These microphones detect sounds through walls, doors, windows, and floors, and: are used with magnets, adhesive, or suction mounts. The company serves U.Sizing walls, doors, windows and floors.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Charles W Dunn Iii | Stevensville | Motor Vehicle Body Manufacturing 336211 | LIKELY ACTIVE | 8.5 KM |
| Zodiac of North America, INC. | Stevensville | Ship Building and Repairing 336611 | ACTIVE | 10.0 KM |
| Steves Marine Service INC | Stevensville | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511 | ACTIVE | 10.7 KM |
| H Scientific, LLC | Stevensville | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511 | LIKELY ACTIVE | 11.3 KM |
| Northern Defense Industries LLC | Stevensville | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511 | ACTIVE | 11.3 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 3 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 | JAN 2026 | JAN 2026 |
| SBA LOANS | EXISTENCE | FEB 2024 | FEB 2024 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | JAN 2026 |
| CAGE CODE | SAM GOV | JAN 2026 |
| CITY | SAM GOV | JAN 2026 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | JAN 2026 |
| REGISTRATION EXPIRATION | SAM GOV | JAN 2026 |
| SBA LOAN | SBA LOANS | FEB 2024 |
| STATE | SAM GOV | JAN 2026 |
| WEBSITE | SAM GOV | JAN 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.


