Tom Mikael Vatn

Tyréns AB provides urban planning and infrastructure solutions. The firm offers acoustics, strategy and planning, architecture, waste, rock engineering, fire, and safety and risk management, bridges, cultural heritage and building preservation, light design and telecommunications, energy and building physics, soil and ground water remediation, road design, geographic information technology, rail engineering, structural engineering, landscaping, environmental consulting, project management, traffic planning and management, and water services. The company was founded by Sven Tyrén in 1942 and is headquartered in Stockholm, Sweden.

ProTang AB engages in technical consulting services. It specializes in automation, technology, machine technology, systems engineering, simulation, facility construction, and product and system security. The company is headquartered in Solna, Sweden.

Etteplan Sweden AB offers technical consulting services. It specializes in engineering and technical documentation. The company is headquartered in Vasteras, Sweden.

Part of Dream Holding Guernsey Ltd., Securitas Direct Sverige AB is a Swedish company that offers alarm and security solutions to businesses. The company is based in Linköping, Sweden. The company's approved business alarms are tailored to different types of premises, operations, and number of employees. With over 70,000 customers, they are the most sought-after alarm company for businesses in Sweden. The company has been providing security solutions for over 30 years and are Sweden's most chosen business alarm. The company offers fire alarms with measures adapted to your business, connected to a monitoring center 24/7 with quick action. The company was founded in 1988. The CEO is Daniel Mats Särefjord.