Answered By: IESE Library Last Updated: Mar 18, 2019 Views: 10
Use Bloomberg (available in the Financial Room of Barcelona IESE Library. Ask staff for password). Type the command BGCF [GO] into the command line to find contributions by industry and company, including the percentage of distribution to each party. Also includes data on PAC contributions.
The OpenSecrets.org Center for Responsive Politics Web site has a list of Top Overall Donors.