Antonia Ax:son Johnson & family

Antonia Ax:son Johnson is the fourth generation member of her family to own conglomerate Axel Johnson.

Ax:son Johnson succeeded her father as head of the privately held, diversified trading company in 1982.

She stepped down as chairman in March 2015 and handed the reins over to her daughter, Caroline Berg.

She still has a seat on the board, and most of the ownership.

Founded by her great-grandfather in 1873, the conglomerate now has interests in energy, real estate, industrial products and grocery store chains.

It also holds a 50% stake in Axfood AB, one of the largest food companies in Scandinavia.