Kyle, who claims both Oklahoma and Texas as his homeland, holds a B.S. in Chemical Engineering from University of Kansas. Kyle began his career at Exxon before joining Koch Industries in 1979, where he worked his way up to becoming a Senior Vice President for the corporation in 1995. Kyle has since retired from full-time work, but he continues to consult with Entergy and Texon, LP, and he serves on the board for Texon LP, Crosstex LP, and Legacy Reserves LP. He also serves on the boards of Generous Giving, Man In The Mirror, and Mars Hill Productions. Kyle and his wife, Barbara, currently live in Texas and have four children and nine grandchildren.