It's not quite what you're asking for, but OpenCongress.org seems to have a pretty relevant list of the money various reps have received from groups supporting

It's not quite what you're asking for, but OpenCongress.org seems to have a pretty relevant list of the money various reps have received from groups supporting and opposing the bill: http://www.opencongress.org/bill/112-h3261/money http://www.opencongress.org/bill/112-h3261/money