American Gilsonite names David Gallagher CEO January 29, 2016 American Gilsonite Co Ltd has appointed David G Gallagher as President and CEO, effective immediately. Mr Gallagher joined the company as senior vice-president/commercial operations in 2013. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)