| Tail Number / N-Number | N39EX |
| Manufacturer | AERO VODOCHODY |
| Model | L-39 |
| Year Built | 1980 |
| Manufacturer's Serial Number | 031629 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | IVCHENKO |
| Engine Model | AI-25TL |
| Engine Type | Turbo-fan |
| Number of Engines | 1 engine |
| Thrust | 3,792 pounds-force (16.9 kN) |
| Type of Registrant | Individual |
| Owner Name | WILLIAMS MICHAEL H |
| Street | 5122 N STATE ROAD 39 |
| City | LA PORTE |
| State | IN |
| Zip Code | 46350-8354 |
| Region | Great Lakes |
| County | LaPorte County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2002-04-09 |
| Certificate Issue Date | 2007-02-21 |
| Last Action Date | 2022-07-27 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51100352 |
| Mode S Code Hex | A480EA |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N39EX.
| Tail Number / N-Number | N39EX |
| Manufacturer | CESSNA |
| Model | 172RG |
| Manufacturer's Serial Number | 172RG0840 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| County | LaPorte County |