Nathan McKean currently serves as Chairman of the National Ready Mixed Concrete Association, a position held since March 2024. Prior to this role, Nathan held various leadership positions at Breckenridge Material Company from September 1998 to March 2024, including Chief Executive Officer, President, and Vice President. Nathan also contributed to the Missouri Concrete Association as Chairman from February 2011 to February 2012 and led the St. Louis Concrete Council as President from January 2010 to January 2012. Nathan McKean is an alumnus of Webster University.