All Speakers Speaker José Ignacio Hermoso Roa Position: Director Formación Company: Vaillant My current position in VAILLANT GROUP SPAIN is Presales Technical & Training Manager, VAILLANT and SAUNIER DUVAL trade marks. Sessions Fri 25 Apr 11:00 - 11:15 MOLINS THEATRE SEDIGAS: NEDGIA, MADRILEÑA GAS NETWORK, REDEXIS, GAS EXTREMADURA | Hybrid Energy: Innovation and Sustainability for a Green Future