Equity Commonwealth announced the appointment of Ellen-Blair Chube to the company’s Board of Trustees until the next annual meeting of shareholders. Equity Commonwealth’s Board of Trustees has determined that Ms. Chube, who will serve as a member of the Company’s Nominating and Corporate Governance Committee, qualifies as an independent trustee under the New York Stock Exchange listing standards. Ms. Chube is a Partner, Managing Director and Client Service Officer at William Blair, a global boutique investment bank and investment management company. Prior to joining William Blair in 2015, Ms. Chube was Vice President and Chief of Staff to the Chairman and CEO at Ariel Investments.