On Sunday, April 10, 2011, William Zilver, our site supervisor at BP Refinery Rotterdam, ran the Rotterdam Marathon for the 5th time. Together with his running buddy Arnold Engels, he completed the 42 kilometers and 195 meters in 4 hours, 31 minutes and 43 seconds.
In addition to running the Rotterdam marathon 5 times, William also ran the New York marathon in 1990. A top sporting achievement of William and Arnold. We are proud to sponsor them!