| ModeS | Registration | Type | Owner | Country | Year Built |
|---|---|---|---|---|---|
| 3D04B1 | D-EAAJ | HB Flugtechnik HB-207 Alfa | Private | Germany | |
| 3D2C7E | D-EPCG | HB Flugtechnik HB-207 Alfa | Private | Germany | |
| 3D3636 | D-ESTY | HB-Flugtechnik HB-207V RG Alfa | Private | Germany | |
| 4B4040 | HB-YIQ | HB Flugtechnik HB-207 Alfa | Private | Switzerland | |
| 4B408C | HB-YLO | HB Flugtechnik HB-207 V-RG Alfa | Private | Switzerland |