| Tail Number / N-Number | N25HL |
| Manufacturer | GULFSTREAM AEROSPACE |
| Model | GV-SP (G550) |
| Year Built | 2005 |
| Manufacturer's Serial Number | 5066 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 20 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | BR 700 SERIES |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 14,750 pounds-force (65.6 kN) |
| Total Thrust | 29,500 pounds-force (131.2 kN) |
| Type of Registrant | Corporation |
| Owner Name | WILMINGTON TRUST COMPANY TRUSTEE |
| Street | ATTN CORPORATE TRUST ADM 1100 N MARKET ST |
| City | WILMINGTON |
| State | DE |
| Zip Code | 19890-1100 |
| Region | Eastern |
| County | New Castle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2005-03-15 |
| Certificate Issue Date | 2016-12-12 |
| Last Action Date | 2022-07-14 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 50452737 |
| Mode S Code Hex | A255DF |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N25HL.
| Tail Number / N-Number | N25HL |
| Manufacturer | LONG HARRY W |
| Model | BBD 2B |
| Year Built | 1988 |
| Manufacturer's Serial Number | BBD-003X |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ZENOAH |
| Engine Model | ALL MDLS A/B |
| Engine Type | 2 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 25 hp (19 kW) |
| Type of Registrant | Individual |
| Owner Name | LONG HARRY W |
| Street | 835 WAUGH LN 23 |
| City | URIAH |
| State | CA |
| Zip Code | 95482 |
| County | New Castle County |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1988-05-27 |
| Certificate Issue Date | 1988-04-21 |
| Last Action Date | 1994-09-13 |
| Last Status | A second attempt has been made at mailing a Triennial Aircraft Registration form to the owner with no response |
| Cancellation Date | 2005-06-10 |