ADVOCATES: Koch Industries hires former senator as lobbyist Kevin Bogardus, E&E reporter Published: Monday, June 9, 2014 Koch Industries has hired a former Republican senator and his lobby firm as it boosts its K Street presence. Please subscribe to Greenwire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.