Unión Minera del Norte

Unión Minera del Norte, S.A.
UMINSA
PredecessorCARLENOR
Formation1998
TypeS.A.
PurposeMining
HeadquartersC/ Don Quijote, 3
Madrid,  Spain
Region
León, Palencia and Asturias
Services0510 Mining of anthracite and hard coal
President
Victorino Alonso García
Production
>2.000.000 t
Ranking
Among the top 25 companies of the CNAE.
Budget>60.000 €
Staff1.500

Unión Minera del Norte, S.A., also known by its acronym UMINSA, is Spain's leading company in the coal mining sector, with operations in the mining basins of León, Palencia and Asturias. It is owned by the controversial businessman from León, Victorino Alonso, and its registered office is in Madrid. It has a production of more than 2,000,000 tons of coal per year and employs nearly 1,500 workers.

In 2018, the company went into liquidation.