| Tail Number / N-Number | N12GJ |
| Manufacturer | BEECH |
| Model | E-90 |
| Year Built | 1972 |
| Manufacturer's Serial Number | LW-12 |
| 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 | PT6A SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 750 hp (560 kW) |
| Total Horsepower | 1,500 hp (1,119 kW) |
| Type of Registrant | Corporation |
| Owner Name | BUILDING IDEAS INC |
| Street | 19670 OLD SANTA CRUZ HWY |
| City | LOS GATOS |
| State | CA |
| Zip Code | 95033-9148 |
| Region | Western-Pacific |
| County | Santa Clara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1998-03-28 |
| Certificate Issue Date | 2020-06-05 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 50050770 |
| Mode S Code Hex | A051F8 |