Mauri Kullervo Ruuth

Suur-Savon Osuuspankki operates as a cooperative bank. It offers retail banking, insurance, and legal services to household, small and medium-sized corporate, agricultural and forestry customers, and to the public sector. The company was founded on May 31, 2011 and is headquartered in Mikkeli, Finland.

Etelä-Savon Energia Oy produces and distributes electricity, heat, and steam. It offers its services to households, enterprises, and public sector. The company was founded on December 15, 1993 and is headquartered in Mikkeli, Finland.