Markku Kalevi Penttinen

Toshiba Elevator & Building Systems Corp. is engaged in the development, design, construction, testing, and inspection of elevators. The company's activities also include installation, removal, sales intermediation, maintenance and repair, modification, monitoring, and control of elevators, electrical works, air-conditioning, plumbing and sanitary, and disaster prevention equipment. The company is also involved in building management, construction, and engineering works. Toshiba Elevator & Building Systems was established in 1967 and is based in Tokyo, Japan.

Sahala Works Oy specializes in heat and energy technology, with heat exchangers, and other pressure vessels as its main products. Its product selection covers the industries equipment and solutions, such as tubular heat exchangers, columns, reactors, dryers, droplet separators, feed water tanks, and steam accumulators. The firm also provides evaporator units, continuous digesters, batch digesters, and debarking drums for the pulp and paper industry. The company was founded in 2003 and is headquartered in Varkaus, Finland.

Nestor Cables OY manufactures fibre and copper-cable products for the construction of telecommunications networks and instrumentation cables for industrial automation. It specializes in optical fibre cable, NesCon connectivity, copper telecom cable and solutions. The company was founded in 2007 and is headquartered in Oulu, Finland.

Omnitele Oy Ab is a Finnish company that designs mobile networks. The private company is based in Helsinki, Finland. With over 30 years of experience, they specialize in extracting the maximum value from mobile network assets and investments. The company was founded in 1988. Harri Petri Rauhala has been the CEO of the company since 2019.