With Power and Influence, This Corporate Dynasty Built America Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email An investigation into one of largest privately held corporations in the world raises questions about the “revolving door” between companies and the U.S. government. ( retrorocket / Shutterstock ) Produced by Elizabeth Ross Produced by GBH, PRI and WNYC