Auxiliar Conservera, S.A. (AUCOSA)

Fishmeal and fish oil production

Auxiliar Conservera, S.A. (AUCOSA) traces its origins to 1959, when several leading Galician canning companies established it on Avenida de Orillamar in Vigo’s Bouzas neighborhood to serve their members. Today, the company describes itself as one of Spain’s major producers of fishmeal and fish oil.

Company history and operations

• 1959: Founded in Vigo to support Galicia’s canning industry.
• 1966: A fishmeal and fish-oil plant began operating, processing byproducts from canned and other processed fish production.
• 1967: The company expanded into fish storage and freezing, opening a cold-storage facility on Avenida de Orillamar.
• 1976: Fishmeal and fish-oil production moved from Vigo to Chapela, in Redondela.
• 1990s: AUCOSA promoted Frigoríficos Oya (Frioya), a cold-storage facility in which it remained a major shareholder until February 2017.

The company says it is upgrading its fishmeal and fish-oil plant to meet more demanding production and environmental standards, with the goal of making it one of Europe’s most modern and efficient facilities.

Corporate status

A general shareholders’ meeting notice on the company’s website, dated June 8, 2026, identifies Auxiliar Conservera S.A. as being in liquidation.

Facility and contact

Processing plant, registered office, tax address, and postal correspondence: Lugar Cabo da Pedra, 23, Punta Chapelisa, 36811 San Vicente de Trasmañó, Redondela, Pontevedra, Spain. Phones: +34 986 291 858 and +34 986 450 804. Email: aucosa@aucosa.com.