-Surface treatment and welding of metals and other materials
-Manufacturing, development, design, testing, installation, maintenance, repair, modification and design changes of aircraft, aircraft engines, propellers, aircraft parts and equipment and aircraft ground equipment
- Mediation of business and services
-Wholesale and retail
-Maintenance of motor vehicles and their accessories
-Storage, packaging of goods, cargo handling and technical activities in transport
- Shipping and representation in customs procedures
- Renting and lending of movable property
- Provision of technical services
-Providing services for the family and household