Sperle is acknowledged as one of the pioneers in establishing the petrochemical and polyolefins industry in Norway.
Before joining Borealis in 1994, when Statoil founded the new company with Neste, he held various roles in process technology and manufacturing, leading to the management of Statoil's European Olefins business. In 1992 he was appointed to the position of Vice President Polyolefins at Statoil.
He concludes his professional career of more than 35 years at Borealis as the Executive Vice President. Sperle will continue to support various strategic projects as Special Advisor for Borealis.