Dan Sten Olsson

Concordia Maritime AB engages in the provision of tanker shipping services. It focuses on the transportation of refined oil products, chemicals, and vegetable oils. The company was founded in 1984 and is headquartered in Gothenburg, Sweden.

Stena Metall AB provides recycling and environmental services. It recycles and processes metals, paper, electronics, hazardous waste, and chemicals. The firm also involves in international trading in aluminum, steel, metals, and oil as well as finance operations. The company was founded by Sten Allan Olsson on November 18, 1939 and is headquartered in Gothenburg, Sweden.

Stena AB engages in the provision of investment and shipping services. It operates through the following segments: Ferry Operations, Offshore Drilling, Shipping, Property, and New Businesses. The Ferry Operations segment is managed by Stena Line, in Scandinavia, the United Kingdom, France, Germany, Latvia, Poland, the Netherlands and Ireland. The Offshore Drilling segment develops and constructs of drilling rigs and drillships. The Shipping segment comprises ownership and leasing of oil tankers and RoRo vessels. The Property segment relates to investments in residential properties and commercial properties. The New Businesses segment includes long term financial involvement and investment in operations outside Stena’s core operating areas and takes place through the business unit Stena Adactum. The company was founded on November 18, 1939 and is headquartered in Gothenburg, Sweden.

Stena Sessan AB provides water freight transport. It also offers tanker shipping operations and portfolio management. The company was founded in 1935 and is headquartered in Gothenburg, Sweden.

Stena Bulk AB provides tanker shipping services. The company transports crude oil and refined petroleum through sea. It offers services to the oil and chemical industry. Stena Bulk was founded in 1982 and is headquartered in Gothenburg, Sweden.

Stena Adactum AB operates as a holding company with interest in investment services. The company was founded in 2002 and is headquartered in Gothenburg, Sweden.

Stena Fastigheter AB owns and manages real estate. It leases out residential and commercial spaces in Stockholm, Göteborg, and Malmö region. The company was founded in 1952 and is headquartered in Göteborg, Sweden.

Fastighets AB Josefina provides real estate services. The company was founded on May 15, 1979 and is headquartered in Gothenburg, Sweden.

Stena Sphere engages in shipping services. Its activities are spread over several areas: ferry routes, shipping, offshore drilling, property, finance plus recycling, environmental services, and trade. The company was founded by Sten Allan Olsson on November 18, 1939 and is headquartered in Gothenburg, Sweden.