It started with 2 people; now there are about 5 or 6 or even 7 people running the All_trials campaign. Well, they make a wave and surf it, not really run it.
The most successful non-profit I have seen. No employees, no office. It has gripped the U.K. with the help of 100 patients orgs., prominently, Parkinson's U.K.
This is an interview with one of the guiding figures. Please read it and wonder why anyone would NOT support it.
http://www.who.int/bulletin/volumes/91/7/13-030713.pdf