OLEOCASTELLAR S.A.U
OLEOCASTELLAR S.A.U is a Spanish agri-food company within the MIGASA group, a leading producer and seller of olive oils and vegetable oils with a global presence.
Last updated September 27, 2026
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Overview
OLEOCASTELLAR S.A.U is a Spanish company that forms part of the MIGASA agri-food group, a 100% family-owned Andalusian business established at the beginning of the 20th century. MIGASA is a leading producer and seller of olive oils and vegetable oils, with a global presence in over 120 countries. The group traces its roots to the 1930s, when Miguel Gallego Núñez, founder of MIGUEL GALLEGO S.A., began selling and transporting olive oil from his family business in Extremadura to Seville and Madrid. Over the decades, the family business expanded through the acquisition of oil mills, refineries, and bottling plants, growing into a vertically integrated agri-food group. Today, MIGASA operates a broad brand ecosystem in the agri-food sector, working with top brands that maintain their unique identities while benefiting from the group's resources and expertise. The group employs over 1,200 professionals and has a presence in over 120 countries across all five continents. Its commitment to quality, innovation, and sustainability is central to its operations; it was the first company in the Spanish olive oil sector to obtain the "from Waste to Resource: Zero to Landfill" environmental seal. OLEOCASTELLAR S.A.U, as part of this group, contributes to the production and distribution of olive oils and vegetable oils, serving customers worldwide.
History
The history of OLEOCASTELLAR S.A.U is intertwined with that of the MIGASA group, a 100% family-owned agri-food group from Andalusia established at the beginning of the 20th century. The group's origins trace back to the 1930s, when Miguel Gallego Núñez, founder of MIGUEL GALLEGO S.A., started selling and transporting olive oil from his family business in Extremadura to Seville and Madrid. In the 1940s, Miguel moved to Seville to start buying and leasing oil mills in the highest-producing provinces, from Seville and Cadiz to Toledo. In 1946, his business made a further leap up the value chain when he bought an olive oil and soap factory, with a refinery and a small bottling plant in the province of Seville. It was here that Miguel and his wife Dolores decided to put down roots and start a family, to whom he would later pass on his knowledge and passion for the countryside and the oil culture. In the 1950s, Miguel and his brother bought an olive pomace oil refinery and extraction plant in La Luisiana (Seville), expanding their business line into pomace oil. Over the course of the 1960s and 1970s, his sons gradually joined the family business, a key moment when Miguel Gallego decided to expand it, buying a new refinery in Dos Hermanas (Seville), allowing him to train each of his sons in the different sectors of the olive oil industry. This expansion continued, and the family business grew into a group with a broad brand ecosystem in the agri-food sector. Today, MIGASA is a leading producer and seller of olive oils and vegetable oils, with a global presence in over 120 countries and a team of over 1,200 professionals. The group remains 100% family-owned and is committed to quality, innovation, and sustainability, having been the first company in the Spanish olive oil sector to obtain the "from Waste to Resource: Zero to Landfill" environmental seal.
- 1960
Sons gradually join the family business; expansion with a new refinery in Dos Hermanas (Seville).
- 1950
Purchase of an olive pomace oil refinery and extraction plant in La Luisiana (Seville), expanding into pomace oil.
- 1946
Purchase of an olive oil and soap factory with a refinery and small bottling plant in Seville province.
- 1940
Miguel moves to Seville to buy and lease oil mills in high-producing provinces.
- 1930
Miguel Gallego Núñez starts selling and transporting olive oil from his family business in Extremadura to Seville and Madrid.
Products and positioning
Leading producer and seller of olive oils and vegetable oils with a global presence, committed to quality, innovation, and sustainability.
Olive oil
Vegetable oils
Pomace oil
Sources3 sources
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