Petra Scharin

Stronghold Invest AB operates as a holding company that owns, invests and develops real estate companies in Northern Europe. The firm provides competence, contacts and capital. It offers a range of services to property owners, investors, and corporate; web-based services for information and analyses of commercial properties; private equity real estate services; and real estate brokerage services, as well as manages properties. The company was founded by Stig Peter Urban Edenström in 1994 and is headquartered in Stockholm, Sweden.

Datscha AB operates as software as a service provider of web-based services for information and analysis of commercial real estate. It collects, aggregates, and visualizes public and proprietary real estate data in the market’s modern and intuitive web-based solution. The company was founded by Stig Peter Urban Edenström in 1996 and is headquartered in Stockholm, Sweden.

Newsec AB provides property consulting services. The firm specializes in leasing, asset and property management, valuation and advisory, and corporation solutions. The firm serves property investors, corporates, and tenants. The company was founded by Stig Peter Urban Edenström in 1994 and is headquartered in Stockholm, Sweden.

Netmore Group AB engages in the design of wireless networks. The firm provides communication solutions for property owners, businesses, industries, and public organizations. It offers carrier-neutral network's activities tailored for mobile telephony and data, and information technology integration of different business support systems. The company was founded by Arnfinn Roste on December 7, 2010 and is headquartered in Stockholm, Sweden.

Niam AB is a Private Equity firm, a subsidiary of Stronghold Invest AB founded in 1998 by Stig Peter Urban Edenström. Niam AB is headquartered in Stockholm, Sweden.