The core activity of JGB Gestion Sàrl encompasses two main areas: 1. **Mergers and Acquisitions Consulting**: The company provides services such as mergers and acquisitions consulting, capital raising, strategic and financial consulting, executive coaching, and valuations. 2. **Aviation**: The company offers services in the aviation sector, including aircraft chartering (L-39, Pilatus PC-7, Marchetti SF260), flight training, airshows, and consulting services for the aviation industry.