Jouko Kalervo Liukkonen

Evantia Oy provides interpreting services. It offers sign language interpreting services, as well as interpreter services for speech, hearing, and visually impaired customers. The firm also provides communication education. The company was founded on July 9, 2009 and is headquartered Helsinki, Finland.

Honkalampi-säätiö sr provides social services. It offers housing, employment, human resources, therapy, personal assistance, communication, and rehabilitation services. The company was founded in 1991 and is headquartered in Joensuu, Finland.