Hans Fredrik Ø. Arstad

Kohlberg Kravis Roberts & Co. Ltd. operates as a global investment firm. It specializes in investment management across multiple asset classes, including private equity, energy, infrastructure, real estate, credit strategies and hedge funds. The company was founded by Henry Kravis and George Roberts in 1976 and is headquartered in London, the United Kingdom.

Actor SCA operates as an investment holding company with interests in the provision of healthcare services. The company was founded on February 18, 2010 and is headquartered in Luxembourg.

PO Söderberg & Partners Holding AB owns shares in Söderberg & Partners. It also provides financial consulting services. The company was founded by Gustaf Anders Stensson Rentzhog and Per-Olof Ragnar Söderberg in 2004 and is headquartered in Stockholm, Sweden.

Mehiläinen Oy provides healthcare and social care services. It offers physician services, diagnostics, surgeries, dental and emergency care, as well as home and residential care services for the elderly and disabled, mental health rehabilitation, and child welfare services. The company serves private, insurance, corporate, and municipal customers. Mehiläinen was founded by Reguel Lofqvist, Akseli Koskimies, Walter Sipila, and K. F. Hirvisalo on November 6, 1909 and is headquartered in Helsinki, Finland.

Golvviken Newco AB is a Swedish company that specializes in the installation of floors, ceramic tiles, wooden decks, and furniture. The private company is based in Viken, Sweden.