Jussi Vihtori Aho

Ekovilla Oy manufactures and sells insulation materials and organic fibers. Its products include slab and blow-in loose fill insulation for ceilings, floors and walls, airtightness products, and asphalt fiber. The company serves house factories, construction companies, hardware stores, and consumers. Ekovilla was founded by Reijo Kalervo Louko and Risto Erkki Tapani Kauppila in 1979 and is headquartered in Kuusankoski, Finland.

Kaskipuu Ltd. is family owned company, manufacturing quality doors. The company has factories in Ylikiiminki and Haapajärvi. Its product range includes painted and wooden exterior doors, along with painted, laminate, and veneer surface interior doors. Kaskipuu's doors are sold to the private user in Finland through its dealers such as Domus and Puukeskus. Its products are also readily available through a wide variety of home builders and designers.

Fira Group Oy develops and implements construction projects for companies and public sector. Its projects include business and office premises, care facilities, industrial premises and power plants, parking solutions, and underground structures. The company was founded in 2002 and is headquartered in Vantaa, Finland.

Envera Oy provides remote water monitoring systems for property owners. It offers water leak management solutions. The company was founded by Henri Kajula on October 31, 2013 and is headquartered in Espoo, Finland.

RIL ry provides trade union services.