Javier Alzaga Sergio

Javier Alzaga Sergio appears in the Spanish commercial register as a director of 2 companies, all current. Currently Consejero of SOCIEDAD PUBLICA DE VIVIENDA DE IRUN-IRUNGO ETXEBIZITZARAKO ELKARTE PUBLIKOA SA (Gipuzkoa) since 15 October 2025, as well as in 1 other company. SOCIEDAD PUBLICA DE VIVIENDA DE IRUN-IRUNGO ETXEBIZITZARAKO ELKARTE PUBLIKOA SA is based in Irun and operates in Promoción inmobiliaria (CNAE 4110) — Sociedad Anónima (SA), an active company. The earliest registered mandate dates from 22 November 2024, at AGENCIA DE DESARROLLO DEL BIDASOA-BIDASOKO GARAPEN AGENTZIA SA; the most recent began on 15 October 2025. The companies are registered in Gipuzkoa. The boards of these companies also include Laborda Albolea Cristina, Alegre Arrizabalaga Pedro, Alvarez Aranburu Gorka and 16 others.