Liina Jukko

Troll Capital Oy operates as a holding company with interests in liquid assets, treasury activities, and investments. The firm operates through its subsidiaries that include Troll Ventures Oy and Asunto Oy. The company was founded on July, 15, 1999 and is headquartered in Helsinki, Finland.

Knauf A/S provides architectural and engineering solutions. Its products include ceiling system, steel trowel, putty, corner profile, galvanized steel, sheetrock, and holders. It also offers technical advice, logistics, and seminars. The company was founded by Alfons Knauf and Karl Knauf in 1932 and is headquartered in Hobro, Denmark.

Sika Corp. supplies specialty chemical products and industrial materials for the construction industry markets including transportation, marine and automotive. Its product include concrete admixtures, specialty mortars, epoxies, structural strengthening systems, industrial flooring, sealants, adhesives, specialty acoustic and reinforcing materials. The company was founded in 1937 by Kaspar Winkler and is headquartered in Lyndhurst, NJ.

Elematic Oyj manufactures and distributes precast concrete plants and production lines. Its products include floor production technologies, wall and façade production technologies, batching and mixing plants and concrete distribution systems, Acotec production lines, foundation, and frame production lines. The firm's precast concrete technology is used for residential and non-residential buildings. The company was founded in 1959 and is headquartered in Akaa, Finland.