Sven Giegold has worked a lot on lobbying transparency.
Together with a group of MEPs from different parties Sven Giegold now sent a letter to the President of the European Commission Jean-Claude Juncker in which they urge him to put in place enhanced mechanisms to prevent a repeat of the revolving door scandals which dominated the end of the previous cellege of Commissioners in 2009-10. Furthermore they demand a reform of the code of conduct for commissioners, including an extention of the notification period for former commissioners and a bon on lobbying to three years.
Here you cand find the whole letter to President Juncker.