Per-Erik Stefan Nilsson

Mandator AB provides consulting services in the information technology, Internet, and telecommunications sectors. It offers services in the areas of systems integration, business modeling, interactive communication, and convergence. The firm operates in Sweden, Denmark, Estonia, Finland, and the United Kingdom. The company is headquartered in Stockholm, Sweden.

Sigma AB engages in the provision of solutions and consultation services for Information Technology (IT) industry. Its services are provided through the businesses Sigma IT Consulting, Sigma Technology, Sigma Connectivity, Sigma Industry, Sigma Civil, and Sigma Software. The company was founded by Dan Olofsson in 1986 and is headquartered in Malmö, Sweden.

Establish AB provides transatlantic internet and supply chain consultancy services. The company offers services in physical distribution, supply chain management, systems development and user interface design and e-business applications. Establish was founded in 1999 and is headquartered in Stockholm, Sweden.

MySQL AB develops and markets open source database server software solutions. Its products include MySQL Standard Edition, MySQL Enterprise Edition, and MySQL Cluster. The company was founded by David Axmark, Allan Larsson, and Michael Widenius in 1995 and is Headquartered in Solna, Sweden.

PortWise AB provides security software solutions and services. It offers technology and business solutions for remote access, mobile messaging, user provisioning integration, end-point security, authentication, identity theft, workforce mobility, mergers and acquisitions, regulatory compliance, and e-government. PortWise AB was founded in 2000 and is headquartered in Kista, Sweden.

Silentium AB conducts telemarketing with a focus on telephone sales, customer care, and market research. It develops platform for advertising in different channel such as in store, online, by phone, or in pop-up stores. The company is headquartered in Stockholm, Sweden.

NVC Holding AB owns and manages shares in companies and real property. The company is headquartered in Stockholm, Sweden.

Nabak AB provides investment services. The private company is based in Stockholm, Sweden.