• Friends of the Earth Europe letter to President Barroso and Vice-President Šefčovič on Conflict of interest of former Commissioner Günter Verheugen and former Member of Cabinet Petra Erler, August 31, 2010
• ALTER-EU letter to President Barroso and Commissioners Šefčovič and Šemeta on the revolving doors cases, May 17, 2010
• ALTER-EU letter to President Barroso on Preventing Conflicts of Interest of EU Commissioners, November 24, 2009
• Ex-Commissioner Verheugen on Revolving Door Scandal, Brussels Sunshine blog (CEO), September 2, 2010
• Ex-commissioner promises 'European Experience' in new lobby firm, EU Observer, August 31, 2010
• Wirbel um Ex-EU-Kommissar Verheugen, WirtschaftsWoche, August 28, 2010
• Günter Verheugen im Visier der Lobbywächter, Handelsblatt, September 2, 2010
