- Certificate number
- M93R549N
- Designator
- M93R
- Name on the FAA list
- MTR TECHNOLOGIES
- Address
- 2325 32ND AVENUE
BROOKINGS, SD 57006 - Accountable manager
- RADTKE, DANIEL
(515) 240-1414
dradtke@mtrsd.com - Liaison
- RADTKE, DANIEL
(605) 692-8188
dradtke@mtrsd.com - On the FAA list
- On the list of October 26, 2026; listed since October 26, 2026 or earlier (OpenAirDocs’ first copy)
- Difficulty reports filed
- 0
From the FAA’s Find a Facility dashboard. The FAA writes names in capitals; the mixed case here is OpenAirDocs’ . The dashboard has no certificate dates, and nothing on it shows whether a certificate is in good standing: confirm with the station or its FAA office.
On this page
Ratings
What the FAA certificated the station to work on (14 CFR 145.59 and 145.61). A limited rating covers only the makes and models in the station’s operations specifications, which the FAA doesn’t publish.
| Rating | Class | What it covers |
|---|---|---|
| Instrument | Limited | Only the makes and models in its operations specifications |
Service difficulty reports · 0
No service difficulty report in this release was filed under M93R