# WILLIAM ROBERT STEMMLER
> **Non-pilot** · YUMA, AZ
## Airman
- **FAA Airman ID:** A1823646
- **Type:** Non-pilot
- **Primary cert level:** —
- **Primary cert type:** Ground Instructor
- **Ratings:** G/ADV, G/INST, U/BACK, U/CHEST, U/SEAT
- **Total certs:** 2
## Medical
- **Class:** —
- **Issued:** —
- **Expires:** —
## Location
- **City/State:** YUMA, AZ 85365-1235
- **Country:** USA
## Source
- [FAA Airman Inquiry](https://amsrvs.registry.faa.gov/airmeninquiry/)
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