AltaGas Ltd. announced the appointment of two new Independent Directors – Linda Sullivan and Nancy Tower to its Board of Directors effective January 9, 2020. In addition, AltaGas announced the retirement of Daryl Gilbert from the Board to be effective following the conclusion of AltaGas' next annual meeting of shareholders to be held in May 2020. Ms. Sullivan has nearly three decades of U.S. utility finance and regulatory experience. She recently retired from her role as Chief Financial Officer of American Water Works, a role she held from 2014. Ms. Tower has over 20 years of utility experience serving in senior executive positions in corporate finance and operations at Emera Inc. and its subsidiaries, including Chief Financial Officer of Emera from 2005 - 2011. Ms. Tower is currently the President and Chief Executive Officer of Tampa Electric Company. Ms. Sullivan and Ms. Tower will serve as members on the Audit Committee and Human Resources and Compensation Committee.