electrical services companies in the province of Madrid

Hernar carries out electrical installation and maintenance from Soria. Its activity includes telecommunications, alarm systems, home automation and renewable energy.

Business with a registered professional address in La Puebla de Alfindén (Zaragoza) and listed in the Aragonese register for low-voltage electrical installations. Selected register data: Gobierno de Aragón, Registro de empresas instaladoras y mantenedoras, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source: https://opendata.aragon.es/datos/catalogo/dataset/datos-del-registro-de-empresas-instaladoras-y-o-mantenedoras. Original summary; no affiliation with the Administration.

Electrical installation and maintenance for homes, commercial premises and industrial buildings from Hellín.

Electrical assembly and industrial maintenance. Company based in Santa Cruz de Bezana that also works with electrical switchboards, automation and instrumentation.

Electrical installation company based in Siero. Origin of the basic data: Ministerio para la Transformación Digital y de la Función Pública, Registro de instaladores de telecomunicaciones (updated: 16/10/2026; https://digital.gob.es/telecomunicaciones-infraestructuras-digitales/areas-interes/registro-instaladores/consultainstaladores). Independent selection and summary; no sponsorship by the Ministry.

Instalaciones Eléctricas Sánchez y Mateos carries out domestic and industrial electrical installations, electrical panels and automation. Its headquarters are in Totana.

Electrical installation company based in Oviedo. Origin of the basic data: Ministerio para la Transformación Digital y de la Función Pública, Registro de instaladores de telecomunicaciones (updated: 16/10/2026; https://digital.gob.es/telecomunicaciones-infraestructuras-digitales/areas-interes/registro-instaladores/consultainstaladores). Independent selection and summary; no sponsorship by the Ministry.

Electrical installations and photovoltaic installations, maintenance and engineering services.

Assembly and installation of electrical systems in homes, offices and commercial premises.

Javier Ramos’s electrical engineering firm with a professional address in Melilla. Offers projects, installation compliance procedures, construction supervision and technical services for photovoltaic self-consumption.