Greg Barnhill has written or co-written some of the most popular songs in country music. He has written songs for artists such as Tim McGraw, Amy Grant, Vince Gill, Lonestar, Martina McBride, Etta James, Bryan White, Lee Ann Womack, Ty Herndon, Sherrie Austin, Pam Tillis, and Jessica Simpson.

Greg is originally from New Orleans and, in an effort to help revive the business of music in Louisiana, works tirelessly with local artists and musicians on his trips back home.