Hillary Cinocca

Managing Corporate Counsel Human Resources And Benefits

Hillary Cinocca is a seasoned legal professional specializing in employee benefits law, particularly in ERISA matters. Currently serving as Managing Attorney at ONE Gas since June 2023, Hillary provides legal counsel to the Benefits, Compensation, and Strategy and Engagement Human Resources teams. Prior to this role, experience includes serving as Of Counsel at Conner & Winters from April 2018 to May 2023, where Hillary offered expertise in ERISA and executive compensation, and as Senior Counsel at Williams from 1997 to 2011, advancing to senior roles over the years. A dedicated community volunteer, Hillary previously chaired various committees for the PTA of Jenks Public Schools and volunteered at the Jenks Southeast Library. Hillary earned a J.D. from The University of Tulsa College of Law, graduating first in the class, and holds a B.A. in Political Science from Emory University.

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