Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4444S.
| Tail Number / N-Number | N4444S |
| Manufacturer | BURGESS JOHN |
| Model | CHALLENGER II |
| Year Built | 2004 |
| Manufacturer's Serial Number | CH2-1201-Y-2163 |
| 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 | ROTAX |
| Engine Model | SEE BOMBADIER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Kit Manufacturer | QUAD CITY ULTRALIGHT ACFT CORP |
| Kit Model | CHALLENGER II |
| Type of Registrant | Individual |
| Owner Name | BURGESS JOHN M |
| Street | 6445 LITTLE FREEZEOUT RD |
| City | CALDWELL |
| State | ID |
| Zip Code | 83607-7414 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2005-05-17 |
| Certificate Issue Date | 2003-07-15 |
| Last Action Date | 2008-06-17 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2017-06-20 |
| Mode S Code | 51256156 |
| Mode S Code Hex | A55C6E |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4444S.
| Tail Number / N-Number | N4444S |
| Manufacturer | BELL |
| Model | 206B |
| Manufacturer's Serial Number | 34 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | PETROLEUM HELICOPTERS INC |
| Street | PO BOX T |
| City | LAFAYETTE |
| State | LA |
| Zip Code | 70501 |
| Region | Southwestern |
| Certificate Issue Date | 1970-12-04 |
| Last Status | Valid Registration |
| Cancellation Date | 1976-07-15 |
| Exported To | ECUADOR |
| Mode S Code | 51256156 |
| Mode S Code Hex | A55C6E |