Jockum also successfully established Snowball Capital on the UK market. Prior to Snowball Capital Jockum was co-founder and Investment Manager of Idé Kapital AB. Between 1993 and 1997, Jockum was the founding CEO of CTC Medial, a dental care and cosmetics company that was later sold to ACO. Jockum has also founded a barter trading company doing business in former Soviet Union and has worked in several derivatives trading positions in Chicago and Stockholm. Among other, he helped found the one of the two derivatives trading market places in Stockholm during the 80's. Jockum studied at the Stockholm School of Economics (Handles).