Betielek is an installation and electrical services company serving Bizkaia, helping households, businesses, and agricultural customers adopt renewable energy and improve their properties. Its team designs and installs solar panel systems for homes, companies, industrial buildings, apartment communities, and agricultural sites, tailoring proposals to each customer’s energy use and needs. The company also carries out feasibility and profitability studies, supports clients with permits and installation procedures, and helps them apply for available solar grants and tax benefits.

Beyond photovoltaic systems, Betielek offers electrical installations, home automation, aerothermal solutions, electric vehicle chargers, and technical inspections. For solar power plants, it provides inspection and preventive maintenance using DJI drones to assess equipment and support reliable operation. The company describes its service as comprehensive, with ongoing advice throughout the process and assistance with administrative requirements. Betielek also presents solar self-consumption as a way to reduce reliance on grid electricity and lower energy bills, while offering installation and maintenance services for residential, commercial, and agricultural customers.