Torbjörn Nils Torell

Forsen AB operates as project management company. It specializes in qualified project and building management of houses, facilities, and housing. The firm's services include design management, construction, installation, planning, procurement, financial, calculation, safety and risk management, inspection, and landscape. The company was founded by Jan Bernhard Ahlinder, Leif Hernborg, and Håkan Undin in 1997 and is headquartered in Stockholm, Sweden.

Circura AB provides building renovation services. The company is based in Stockholm, Sweden and has subsidiaries in Sweden. The Swedish company was founded in 2019. The CEO is Louise Strömbeck.

One Nordic AB engages in the supply of services in the field of energy technology and contracting. It offers technical, contracting, drone, electric power technology and automation, nuclear and measurement technology, traffic, energy optimization, operative communication, and maintenance services. The company is headquartered in Malmo, Sweden.

Polygon AB engages in the provision of consultancy and solutions for the prevention and mitigation of fire, water, and the effects of humidity. It offers water damage restoration, fire damage restoration, leak detection, technical re-conditioning, document drying and restoration, construction drying, surface preparation, and coating services. The company was founded on July 12, 2010 and is headquartered in Stockholm, Sweden.

Quattro Mikenti Group Oy provides technical building services. Its services cover the full array of mechanical, electrical and sprinkler systems. The firm offers both subcontract and full contact services. The firm focuses on industrial and commercial projects, commercial buildings, logistics facilities, office spaces, schools and hospital projects. It specializes in turn-key design-build contacts. The company was founded in 1997 and is headquartered in Helsinki, Finland.

Zengun AB provides contracting and consultancy services. It also offers engineering and technical advice and project and construction management focusing on commercial real estate. The company was founded by Ulf Stefan Jonsson in 2009 and is headquartered in Stockholm, Sweden.

Ramböll Sverige AB offers technical consulting services. Its coverage includes construction, transportation, energy, water, environment, oil and gas, telecommunications, and management consulting. The company was founded in 1947 and is headquartered in Stockholm, Sweden.