The core activity of Jeanfavre & Fils SA encompasses the planning, installation, maintenance, and repair of electrical, automated, and IT systems, including: Electrical installations (electrical wiring, troubleshooting, photovoltaic panels), Building automation (alarm management, supervision, MCR maintenance, HVAC & MCR management, home automation), IT and telecommunications (IT cabling, compliance, electrical installation control, FTTH, fiber optic connection), Energy management and optimization (energy measurement and optimization, Power Monitoring Expert, Solar Manager), Installation of electric vehicle charging systems, and Security systems (security system installation). The company offers its services to both private and commercial customers in the Lausanne region and beyond, throughout Western Switzerland.