Stena Investment

Ultimate authority rests with Dan Sten Olsson, who holds 51 percent ownership of the Stena Sphere and serves as its CEO. Day-to-day decisions are executed by the leadership teams of the Group's subsidiary entities, including Stena Sessan AB under Karl Swartling and Stena Sessan Fastighets AB under Kim Olsson. The Luxembourg-based investment office coordinates cross-border capital deployment strategies.

The firm sources primarily through the extensive industrial network of the Stena Sphere, which includes Stena Line's port relationships across ten European countries, Stena Bulk's global commodities trading connections, and Dan Sten Olsson's personal membership in the World Economic Forum. Deals are proprietary, balance-sheet-financed, and rarely involve competitive auction processes.

It functions as a corporate investor — the treasury and asset management division of the Stena Sphere. Unlike a traditional single family office, it does not manage diversified financial portfolios for family members. Instead, it reinvests operating cash flows from shipping and drilling directly into hard assets that extend the group's industrial footprint.

No. The firm manages exclusively internal capital generated by the Stena Sphere's operating businesses. It has no open fund structures and does not solicit or accept external limited partners. This gives it a permanent-capital structure without redemption, liquidity, or fundraising pressures.

The Olsson family fortune originates from Sten A. Olsson's metals trading business founded in 1939, which expanded into shipbuilding and ferry operations under the Stena brand. The family still privately controls Stena Line, one of the world's largest ferry operators, along with significant tanker and drilling fleets, making maritime transport the enduring core of their wealth.