Erkki Mathias Calonius

Altor Equity Partners AB (Altor Equity Partners) is a private equity firm founded in 2001 by Olof Harald Mix. The firm is headquartered in Stockholm, Sweden.

Intera Partners Oy (Intera Partners) is a private equity firm founded in 2007 by Tuomas Lang, Jokke Paananen and Harri Holmen. The firm is headquartered in Helsinki, Finland.

Metsäkonepalvelu Oy provides forestry services. It offers timber and energy wood harvesting, thinning, clear-cutting, planting preparation, and site managing services. The company was founded in 1970 and is headquartered in Hameenlinna, Finland.

Part of Witted Megacorp Oyj, Nexec Oy provides process, information and communications technology & management consulting services. The company is based in Espoo, Finland. The Finnish company was founded in 2004 by Tapio Joenpolvi. Timo Antti Mikael Ylijoki has been the CEO of the company since 2020. Nexec was acquired by Witted Megacorp Oyj on October 20, 2022.

Partnera /Private Equity( Partnera ) is a private equity and venture capital subsidiary of Partnera Oyj founded in 2000. The firm is headquartered in Oulu, Finland.

Muru-Dining Oy engages in the provision of restaurant services. It offers wines and customer service. The company was founded by Henri Alén, Timo Linnamäki, and Samuil Angelov in 2010 and is headquartered in Helsinki, Finland.

Nordic Option (Management) (Nordic Option) is a private equity and venture capital firm founded in 2016. The firm is headquartered in Oulu, Finland.

MKP Sverige AB provides logging and forest driving services. The private company is based in Sweden and has subsidiaries in the country. The Swedish company was founded in 2011. Mattias Karl Johan Ringström has been the CEO of the company since 2019.