| Tail Number / N-Number | N2SW |
| Manufacturer | AIRBUS HELICOPTERS |
| Model | AS 350B3 |
| Year Built | 2019 |
| Manufacturer's Serial Number | 8746 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 7 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | SAFRAN |
| Engine Model | ARRIEL 2D |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 952 hp (710 kW) |
| Type of Registrant | LLC |
| Owner Name | ECHO MATRIX LLC |
| Street | PO BOX 1860 |
| City | BENTONVILLE |
| State | AR |
| Zip Code | 72712-1860 |
| Region | Southwestern |
| County | Benton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2020-06-30 |
| Certificate Issue Date | 2021-02-08 |
| Last Action Date | 2021-02-08 |
| Expiration Date | 2028-02-29 |
| Status | Valid Registration |
| Mode S Code | 50307366 |
| Mode S Code Hex | A18EF6 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N2SW.
| Tail Number / N-Number | N2SW |
| Manufacturer | HUGHES |
| Model | 269A |
| Manufacturer's Serial Number | 43-0197 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 65 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | EMPIRE HELICOPTER & AVIATION INC |
| Street | 110 WESTLAKE NORTH |
| City | SEATTLE |
| State | WA |
| Zip Code | 98109 |
| Region | Northwest Mountain |
| County | Benton County |
| Certificate Issue Date | 1972-07-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1973-08-22 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N2SW.
| Tail Number / N-Number | N2SW |
| Manufacturer | BELL |
| Model | 47G |
| Year Built | 1956 |
| Manufacturer's Serial Number | 1525 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | FRANKLIN |
| Engine Model | 6V4 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 210 hp (157 kW) |
| Average Cruising Speed | 78 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | XXXXX |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73125 |
| County | Benton County |
| Country | US |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1961-01-31 |
| Last Action Date | 2011-10-17 |
| Last Status | Sale Reported – Pending Cancellation |
| Cancellation Date | 2013-04-09 |