Zarina Castelo

Zarina Castelo, PHR, has extensive experience in human resources, currently serving as the Human Resources Director at Mulholland Energy Services since September 2020. Prior to this role, Zarina held positions as a Human Resources Generalist at AFD Petroleum Ltd. and RWI Construction, Inc., and worked as an HR Generalist at Rockwater Energy Solutions. Zarina's career in human resources began as a Benefits & Compensation Coordinator at Reef Services, LLC, following a significant tenure as a Tax Auditor at the Texas Workforce Commission. Zarina Castelo earned a Bachelor of Science in Accounting from U.T. Permian Basin between 1993 and 1995.