Dan Sten Olsson is a Swedish businessman, the CEO of Stena Sphere, one of Sweden's largest privately held multinational conglomerates. Born in Gothenburg, Sweden, in 1947, he is the son of the founder, Sten Allan Olsson (d. 2013), who started the business in 1939 as a trading company specializing in steel, iron, and scrap metal.

Olsson's background is deeply rooted in maritime and industrial commerce. His father was a skipper and ship owner, which influenced the company's early pivot to shipping. Dan Olsson graduated from the Gothenburg School of Business, Economics and Law. He joined the family business, Stena Sphere, in 1972 and quickly ascended to the core management team, preparing him for generational succession.

Dan Sten Olsson assumed the role of CEO of Stena Sphere in 1983, guiding the company through a massive period of diversification and growth. Under his leadership, the conglomerate transformed from a primary shipping and metal trading company into a vast empire spanning three main parent companies: Stena AB, Stena Sessan AB, and Stena Metall AB.

His strategic vision focused on integrating logistics with shipping and expanding into high-value assets, including the successful launch of Stena Line (one of the world's largest ferry operators), Stena Bulk (tanker shipping), Stena Fastigheter (property/real estate), and offshore drilling. Olsson controls a 51 percent stake in the company, ensuring the family's continuous, profitable, and stable management of the multi-billion dollar enterprise, which has remained profitable since its founding in 1939.

Dan Sten Olsson's social impact is structural, stemming from Stena Sphere's role as a massive employer and a foundational provider of essential shipping, logistics, and ferry services across Europe and globally. The company's commitment to industrial and maritime excellence provides thousands of stable jobs.

His personal philanthropy often supports educational and cultural initiatives in Gothenburg and across Sweden. His structural contribution is the successful leadership of one of Sweden's largest family-owned businesses, maintaining long-term profitability and industrial stability.

Dan Sten Olsson maintains the professional, formal style of a Swedish industrialist CEO. His attire is consistently high-quality, favoring tailored business suits, reflecting his high-level corporate authority. His aesthetic is one of stability and focused competence.

Residing in Gothenburg, Sweden, his luxury is the immense security and autonomy derived from his multi-billion dollar fortune. His life is defined by his commitment to maritime and industrial excellence, maintaining the profitability and stability of a private conglomerate that is essential to European trade and travel.