Hannu Olavi Turunen

Stonesoft Oy is engaged in the provision of integrated network security solutions. The firm offers security and protection of digital assets against cyber threats to private and public sector organizations. Its products include standalone firewalls, intrusion prevention systems, and virtual private network solutions. The company was founded by Ilka Hiidenheimo in 1990 and is headquartered in Helsinki, Finland.

DNA Plc operates as a mobile telecommunications company. It operates through two segments: Consumer and Corporate Business. The Consumer segment offers consumer's diverse telecommunication services such as communication, information, safety and entertainment, including mobile phones and mobile phone subscriptions, broadband, data security services, TV services from connections to channel packages as well fixed telephone connections. The Corporate Business segment offers companies and communities nationwide, standardized and easy-to-use communication and data network solutions, including SMS, telecommunication and voice services, comprehensive solutions as well as services to domestic and international tele operators. The company was founded on March 21, 1985 and is headquartered in Helsinki, Finland.

Menn og mys ehf provides domain name system (DNS), dynamic host configuration protocol (DHCP), and internet protocol address management services. It offers DNS management, DHCP management, technical support, DNS analysis, consulting services, public training, on-site training, training certification program. The company was founded by Petur Petursson, Jon Georg Adalsteinsson and Kristinn Eiríksson in 1990 and is headquartered in Kopavogur, Iceland.

NetHawk Oyj provides tools and applications for telecommunications network testing. It offers customer service, wireless care and training and take-back and recycling solutions. The company was founded by Jouko Kalevi Sankala in 1991 and is headquartered in Oulu, Finland.

Magnolia Ventures Oy is an independent venture capital investment firm located in Helsinki. Finland. The firm was founded in 2000 by Hannu Turunen. Magnolia makes technology-related investments directly and through funds.

Dewaco Ltd offers wastewater treatment solutions. The firm provides complete sludge thickening, dewatering and sludge removal systems. Its combined process technology in sludge treatment has been implemented in both municipal and industrial applications. The company was founded in 1986 and is headquartered in Laitila, Finland.

BLStream Oy provided digital product development services. It offered user experience and interface design, software development, and quality assurance for mobile, web, and cloud applications. The company also provided full system integration, support maintenance, and project management services. BLStream was founded by Juha Samuli Koski-Lammi on October 1, 1999 and was headquartered in Helsinki, Finland.