sentences:  In 2004 Sirkka Hämäläinen joined Board Professionals Association and the same year was promoted to its Board of Directors.Same year, she was elected to the Board of Directors of Investor AB and in April 2010 was re-elected to serve again.The same year she started her term as Board of Directors at the Investor AB, she was also elected as a Board of Directors member for Kone and eventually was re-elected to the same position in 2007.