Ryan McMillan enlisted in the Navy in 2000. As a Navy Seal, he deployed to Mosul and Baghdad Iraq, Colombia and Paraguay as well as working in Afghanistan, Pakistan, Korea and others. In 2007, he co-founded McMillan Firearms Manufacturing before it was sold in late 2013. He has a degree in Physics and minor in Computational Mathematics from Arizona State University. Ryan is the Founder and President of Grayboe.