Jyrki Toivo Olavi Vainionpää

Terrafame Oy operates as a mining company. It primarily produces nickel and zinc. Its product Terrafame mine is a multi-metal mine producing metals suitable for industrial use. The company is headquartered in Tuhkakyla, Finland.

Ahlström Capital Oy (Ahlström Capital) is a private equity firm founded in 2001. The firm is headquartered in Helsinki, Finland.

Koiviston Auto Oy provides passenger transport services. It offers express and charter bus services. The company was founded by Toivo Tommola in 1928 and is headquartered in Lahti, Finland.

Adven Oy provides electricity and district heating services. It owns and operates plants to produce processed steam, heat and cooling at production facilities. The firm is a market leader in outsourced industrial and commercial energy solutions. The company was founded in 1983 and is headquartered in Vantaa, Finland.

Neova Oy produces and supplies renewable fuels, bio-energy and environmental business solutions. It provides district heating through its own district heating networks and customized heating solutions for industrial customers, as well as produces and markets peat products for its energy customers and users of agricultural peat products. The company was founded in 1940 and is headquartered in Jyvaskyla, Finland.