| Tail Number / N-Number | N148L |
| Manufacturer | GULFSTREAM AEROSPACE CORP |
| Model | GVII-G600 |
| Year Built | 2019 |
| Manufacturer's Serial Number | 73013 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PW815GA |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 6,925 pounds-force (30.8 kN) |
| Total Thrust | 13,850 pounds-force (61.6 kN) |
| Type of Registrant | LLC |
| Owner Name | WILLY AVIATION LLC |
| Street | 600 W CHICAGO AVE STE 510 |
| City | CHICAGO |
| State | IL |
| Zip Code | 60654-2282 |
| Region | Great Lakes |
| County | Cook County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2020-03-31 |
| Certificate Issue Date | 2021-12-21 |
| Last Action Date | 2022-05-23 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 50140542 |
| Mode S Code Hex | A0C162 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N148L.
| Tail Number / N-Number | N148L |
| Manufacturer | BEECH |
| Model | C-45G |
| Year Built | 1951 |
| Manufacturer's Serial Number | AF-230 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | R-985 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 450 hp (336 kW) |
| Total Horsepower | 900 hp (671 kW) |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Individual |
| Owner Name | HARTERY FREDERICK M |
| Street | 110 BRODHEAD |
| City | MAZOMANIE |
| State | WI |
| Zip Code | 53560 |
| County | Cook County |
| Country | US |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 1975-02-03 |
| Last Action Date | 1977-01-14 |
| Last Status | Certificate of Registration has been revoked |
| Cancellation Date | 2009-10-09 |