| Tail Number / N-Number | N621MP |
| Manufacturer | PROGRESSIVE AERODYNE INC |
| Model | SEAREY LSA |
| Year Built | 2019 |
| Manufacturer's Serial Number | 1094 |
| Aircraft Type | Fixed wing single engine |
| Category | Amphibian |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 914UL |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 115 hp (86 kW) |
| Type of Registrant | Individual |
| Owner Name | WEBB DAVID W |
| Street | 902 DOLPHIN DR |
| City | JUPITER |
| State | FL |
| Zip Code | 33458-4302 |
| Region | Southern |
| County | Palm Beach County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Light Sport |
| Airworthiness Date | 2019-05-16 |
| Certificate Issue Date | 2022-09-10 |
| Last Action Date | 2022-09-10 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 52015425 |
| Mode S Code Hex | A81B15 |