Jeroen Trommelen, Netherlands, is chief editor of Investico, an independent and nonprofit Dutch bureau for investigative journalism, based in Amsterdam.

Trommelen worked as an investigative journalist for de Volkskrant. He is a former board member and chairman of the Dutch-Flemish Association for Investigative Journalists VVOJ.

He uncovered the dumping of chemical waste in Ivory Coast by commodity trader Trafigura, in cooperation with BBC Newsnight, The Guardian and Norwegian Broadcasting Corp., a project that won a Daniel Pearl Award in 2010. He has authored five books on Suriname and environmental issues.