James F. O'Neil III served as the CEO of Quanta Services, Inc. from May 2011 until March 2016. With a Bachelor of Science in Civil Engineering, he brought strong engineering expertise to the company. O'Neil initially joined Quanta in 1999...

James F. O'Neil III served as the CEO of Quanta Services, Inc. from May 2011 until March 2016. With a Bachelor of Science in Civil Engineering, he brought strong engineering expertise to the company. O'Neil initially joined Quanta in 1999 and climbed through the ranks, holding various key positions before becoming CEO. His leadership focused on overseeing operations across power, natural gas, and telecommunications sectors. In 2015, O'Neil's total compensation reached over $6 million, but he resigned without receiving a bonus or due stock awards. During his tenure, O'Neil made some significant insider trades, peaking with holdings exceeding $50 million in late 2021. One of the real highlights of O'Neil's time was transforming Quanta's business model and positioning the company as a leader in energy and utility services. His ability to navigate through company transitions shows a blend of vision and operational know-how. After his resignation, Quanta named a new CEO as part of its leadership evolution.