Sanna Karvonen

ISS Palvelut Oy provides cleaning, property management, security, and catering services. It offers services for companies and the public sector. The company was founded on August 26, 1992 and is headquartered in Helsinki, Finland.

Uponor Infra Oy provides installation of infrastructure pipe systems. It specializes in insulated piping, drainage, sewage systems, underfloor heating and cooling. The company was founded in 1982 is headquartered in Nastola, Finland.

Part of Helvar Merca Oy Ab, Helvar Ltd. is a British company that specializes in intelligent and energy-saving lighting solutions. The company is based in Dartford, UK. The company's solutions help to create smart environments built for the future, using information, and working seamlessly with other systems. The company offers open and flexible lighting controls and luminaire components for smart environments. Helvar's LED apps and software include LEDesign to find the right LED driver, driver programming with Helvar Driver Configurator, and wireless NFC production programmer. The company also caters to the world's best hotels, ensuring that they get the light right. The company was founded in 1980. Adel Hattab has been the CEO of the company since 2017.

Part of Currys Plc, Gigantti OY AB is a Finnish company that retails home electronics and related telecommunications products. The company is based in Helsinki, Finland.

Quantitative Heat Oy is engaged in providing geo thermal energy services. The company was founded by Rami Niemi and Miska Eriksson in 2018 and is headquartered in Helsinki, Finland.

Paneliankosken Voima Oy is an electricity company based in Panelia, Finland. The Finnish company offers a new fixed-term sales product called Woiman, which is a hybrid product with a fixed and variable price based on consumption, stock market price, and time. The private company also introduced a digital mail service called Kivra, which allows customers to receive their electricity invoices electronically. The service is free, safe, and climate-friendly. The company experienced an interruption in electricity distribution in Eurajoki, which affected up to 4,000 customers, but most of the electricity was restored within a short time. The company was founded in 1912, and Kimmo Kalevi Nurminen has been the CEO of the company since 2007.

Part of Ahlström Capital Oy, A. Ahlström Kiinteistöt Oy is a real estate company based in Noormarkku, Finland. The Finnish company owns and operates real estate. Peter Ahlström has been the CEO of the company since 2006.

Ahlström Capital Oy (Ahlström Capital) is a private equity firm founded in 2001. The firm is headquartered in Helsinki, Finland.

TerraWise Oy provides infrastructure construction services. It specializes in civil construction, earthworks, quarrying and crushing, green area development, and environmental construction, as well as soil and stone product trade. The company was founded on December 16, 2015 and is headquartered in Helsinki, Finland.

Destia Rail Oy provides railway construction and maintenance services. Its services include geometric planning, surveying, track material procurement, superstructure and substructure work, tunnel repairs, as well as railway network condition inspections, track maintenance work, changing sleepers and rails, tamping work, servicing of track equipment, and snow-clearing work. The company was founded in 1976 and is headquartered in Vantaa, Finland.

Rakennuttajatoimisto Valvontakonsultit Oy provides construction management and consulting services. The private company is based in Helsinki, Finland. The Finnish company was founded in 1989. Minna Heinonen has been the CEO of the company since 2021.

Elinkeinoelämän Keskusliitto ry is a business organization based in Helsinki, Finland. and has subsidiaries in Finland. The Finnish company operates as a business organization. The CEO of the private company is Jyri Jukka Häkämies.