On March 29, 2016, the Board of Directors of Matrix Service Company upon the recommendation of the Nominating and Corporate Governance Committee of the Board of Directors, temporarily increased the size of the Board from seven to eight members and appointed John W. Gibson to serve as a member of the Board of Directors, to fill the resulting vacancy, for a term commencing on April 1, 2016 and expiring at the Annual Meeting of Stockholders of the company in 2016 and until his successor is duly elected and qualifies, unless he sooner dies, retires or resigns. The Board of Directors also appointed Mr. Gibson to serve on each of the Audit, Compensation, and Nominating and Corporate Governance Committees of the Board of Directors coincident with the commencement of his service as a director. Mr. Gibson is the non-executive Chairman of the Board of ONEOK Inc. and ONEOK Partners GP, L.L.C., the general partner of ONEOK Partners, L.P. He served as Chief Executive Officer of ONEOK Inc. from January 1, 2007, to January 31, 2014.