Aero AT
Aero AT is a Polish light-aircraft manufacturer best known for the two-seat AT-3 family of general-aviation and flight-training aircraft.
Last updated August 26, 2026
History
Aero AT Sp. z o.o. was founded in Warsaw, Poland, in 1994 by Tomasz Antoniewski. The venture was established to design and market a two-seat aircraft for flight training and touring. Its principal development was the Aero AT-3, a single-engine, low-wing very light aircraft with fixed tricycle landing gear. The AT-3 entered the European certification process and obtained EASA type certification in May 1999 under the CS-VLA rules. Available reference material identifies it as the sixth aircraft type to receive certification under those rules. This certification represented the aircraft’s transition from development into an approved European general-aviation product. The first five production aircraft were delivered to customers in 2002. In Europe, the AT-3 was offered in configurations including the SK, or Standard Kit, and the R100. A version adapted for the U.S. light-sport-aircraft market was accepted by the Federal Aviation Administration and marketed as the Gobosh 700. The AT-3-based Gobosh 700S designation is also associated with the American-market offering. Aero AT’s documented aircraft portfolio includes the Aero AT-1, Aero P220S AT-2, Aero AT-3, and Aero AT-4. The AT-3 is the company’s best-known aircraft and the model most directly linked with its identity in general aviation. In 2017, the company introduced the AT-3S at Aero Friedrichshafen. The AT-3S was described as a sport version and a refined variant related to the AT-4, with a reported weight of 600 kilograms. The company is legally organized as a Polish spółka z ograniczoną odpowiedzialnością, a private limited company. It should not be confused with Aero, the Czech aircraft manufacturer. Publicly available information documents the company’s founding, aircraft development, European certification, initial deliveries, and later sport-aircraft presentation, but does not reliably establish its current ownership, production activity, sales volume, or present management. Its current status is therefore recorded as unknown.
- 2017AT-3S presented at Aero Friedrichshafen
Aero AT introduced the AT-3S, a sport-oriented variant associated with the AT-4 refinement program, at Aero Friedrichshafen.
- 2002First production deliveries
The first five production aircraft were delivered to customers.
- 1999EASA certification for the AT-3
The AT-3 received EASA type certification in May under the CS-VLA rules, reportedly becoming the sixth aircraft type certified under that framework.
- 1997AT-3 development
The Aero AT-3 was developed as a single-engine, two-seat, low-wing very light aircraft with fixed tricycle landing gear.
- 1994Aero AT founded in Warsaw
Tomasz Antoniewski founded Aero AT in Warsaw, Poland, to develop and market a two-seat aircraft for flight training and touring.
Products and positioning
Light aircraft for general aviation, flight training, touring, recreational flying, and the light-sport-aircraft market.
Aero AT-1Light aircraft
The Aero AT-1 is one of the aircraft associated with Aero AT’s documented product range. Publicly available reference material identifies the model but provides limited detail about its configuration, development history, production, and current availability.
Aero P220S AT-2Light aircraft
The Aero P220S AT-2 is listed among Aero AT’s aircraft. The available reference material does not provide sufficient verified detail on its specifications, certification history, production volume, or present market status.
Aero AT-3Very light aircraft1997
The AT-3 is Aero AT’s best-known aircraft. It is a single-engine, two-seat, low-wing very light aircraft with fixed tricycle landing gear, developed for flight training, touring, recreational flying, and general aviation. European versions included the SK Standard Kit and R100 configurations. The type received EASA CS-VLA certification in May 1999, and the first five production aircraft were delivered in 2002.
Gobosh 700Light-sport aircraft
The Gobosh 700 was the U.S.-market name for a light-sport version related to the Aero AT-3. The aircraft was accepted by the Federal Aviation Administration for the American light-sport-aircraft market. The related Gobosh 700S designation is associated with an AT-3-based version.
Aero AT-3SSport aircraft2017
The AT-3S is a sport-oriented development presented by Aero AT at Aero Friedrichshafen in 2017. It was described as a refined variant related to the AT-4 and reported with a weight of 600 kilograms. Detailed production and current availability information is not established in the available reference material.
Aero AT-4Light aircraft
The Aero AT-4 is listed as part of the company’s aircraft range and is associated with the development context of the AT-3S. Available material does not establish its complete specifications, launch date, production record, or current availability.
Flagship businesses
- Aero AT-3
- Aero AT-3S
- Gobosh 700
Leadership
| Name | Title | Tenure |
|---|---|---|
| Tomasz Antoniewski | Founder | 1994– |
Sources
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