Leigh Ann Cales

Leigh Ann Cales has over 18 years of experience in contract administration and commercial marketing within the energy sector. Currently serving as the Manager of Contract Administration & Scheduling at Tall Oak Midstream LLC since March 2020, Cales previously held roles as a Sr. Commercial Marketing Representative at both Roan Resources and LINN Energy, and an Associate Commercial Marketing Representative at Devon Energy, where responsibilities included supporting negotiations and conducting project analyses. Cales began the career as a Gas Marketing Contract Administrator and progressed through various roles at Devon Energy. Cales earned a Bachelor of Science degree in General Business and Marketing from Oklahoma State University in 2005.