Jolande is currently on the board of the Dutch Emissions Authority (NEa) and SAAT Triodos. She is also a non-executive director at Renewi and a supervisory director at KPN, KPMG and Arkin. Sap is also chairman of the Smoke-Free Table of the National Prevention Agreement and is active in Fairfood, the Springtij Forum and the Dutch Sustainable Fashion Week. Between 2008 and 2012, Jolande represented GroenLinks in the Dutch Lower House, and from 2010 as party chair. Before that, she worked as an economist in the field of science, policy and business. In that field, she was, among other things, head of the Income Policy Department of the Ministry of Social Affairs & Employment and director of expertise centre LEEFtijd, a consultancy for sustainable employment issues.