Marcus Gustaf Walter Karsten

Lemminkäinen Oyj engages in the provision of construction and engineering services. It operates through the following segments: Paving; Infra Projects; Building Construction, Finland; and Russian Operations. The Paving segment offers earthworks, civil, and rock engineering. The Infra Projects segment pertains to the firm's infrastructure and construction activities. The Building Construction, Finland segment develops and markets residential and commercial properties. The Russia Operations segment builds and sells housing projects. The company was founded in 1910 and is headquartered in Helsinki, Finland.

Victor Ek Oy AB provides transportation and shipping services. Its services include office moves, international moves to and from Finland, and domestic moves. The firm also offers storage services, moving insurance, cleaning services, furniture rental and recycling and disposal services. The company was founded by Victor Ek in 1885 and is headquartered in Helsinki, Finland.

LVI-Tekniset Urakoitsijat LVI-TU ry is a Finnish industry and employer organization for the HVAC installation sector. The private company is based in Helsinki, Finland. The organization promotes the activities of its member companies and the building services industry. Its members are experts in building services, and their networks carry heat, energy, water, and fresh indoor air. The organization works to develop the building services industry and strengthen the success of its member companies. LVI-TU is part of the Finnish Construction Trade Union, the Confederation of Finnish Industries, and the Finnish Association of Building Services Engineers.

Lemminkäinen Talo Oy provides construction services. The company was founded in 1960 and is headquartered in Helsinki, Finland.

Part of YIT Oyj, Tekmanni Oy is a Finnish company that provides technical contracting and services. The company is based in Helsinki, Finland.

Bravida Finland Oy provides multi-technical services for buildings and plants. It offers installation, maintenance, energy optimization, and coordination solutions. The company was founded on February 14, 2013 and is headquartered in Helsinki, Finland.