Biography Claes has extensive experience from McKinsey, having dedicated 23 years to the firm, the majority of which as CEO for McKinsey Sweden. Following this, Claes devoted 12 years to Altor. He now operates as an independent investor and advisor, with roles that include advising the Karolinska Institute. Claes has gained significant expertise in management and investments, and has been pivotal in numerous prominent positions throughout his career. Portfolio Company Board Representative