After 14 years leading Richmond-based Dominion Energy Inc., Thomas F. Farrell II is retiring as the utility's executive chairman, effective April 1, according to Securities and Exchange Commission filings submitted by the Fortune 500 company last week. Farrell has served on the boards of visitors for Virginia Commonwealth University and the University of Virginia, for which he also served as rector. He holds a bachelor's degree in economics and a law degree from the University of Virginia.