On July 26, 2018, the Board of Directors (Board) of Northwest Natural Gas Company elected Charles A. Wilhoite, to the Board as a Class II director commencing August 1, 2018 for a term expiring on the date of the company’s Annual Meeting of Shareholders, which is expected to be May 23, 2019. Since 1990, Mr. Wilhoite has worked for, and since 1995 has been a Managing Director of, Willamette Management Associates Inc. Before his tenure at Willamette Management Associates Inc., he was a senior auditor at KPMG. Mr. Wilhoite currently serves as Chairman of the board of trustees of Meyer Memorial Trust, and as a board member of the Federal Reserve Bank of San Francisco - Portland Branch, Legacy Health, The Nature Conservancy of Oregon Inc., Portland Business Alliance and the Oregon Housing Stability Council. He also serves as an advisory board member of Metal Toad Media and has been appointed by Governor Kate Brown as a member of a blue ribbon task force to evaluate state and local debt to the Oregon Public Employees Retirement System (PERS). Mr. Wilhoite has previously served as Commissioner and Chairman of the Board of Portland Development Commission (PDC) and the City Charter Review Commission. On July 26, 2018, Ms. Lea Anne Doolittle, Senior Vice President and Chief Administrative Officer of the Company, and a named executive officer in the Company’s 2018 Proxy Statement, announced her intent to retire from her position as an officer of the Company on December 31, 2018 following 18 years of service. Ms. Doolittle is expected to remain a non-officer employee of the Company through the end of February 2019 to assist in the transition of her responsibilities. The Board of Directors has named Melinda B. Rogers as Vice President, Chief Human Resources and Diversity Officer, effective August 1, 2018. Ms. Rogers is expected to assume Ms. Doolittle’s human resources responsibilities and work closely with Ms. Doolittle until her retirement.