Whitestone REIT announced several leadership transitions, effective immediately. The company announced the promotions of several outstanding contributors to Whitestone's growth and success, including: Christine Mastandrea, Executive Vice President of Corporate Strategy, has been appointed Chief Operating Officer (COO) and will assume the responsibilities of this role in addition to the ones she has currently. Recently, Mastandrea oversaw Whitestone's COVID-19 response with regard to its operations and the development of strategic initiatives to drive continued growth.

Prior to joining Whitestone, Mastandrea worked in banking at Robert W. Baird & Co. and advised Whitestone on some of high priority projects, including the Company's IPO in 2010. She is also an adjunct professor at the Jones Graduate School of Business at Rice University; Peter Tropoli, General Counsel, has been appointed Corporate Secretary and will assume the responsibilities of the position in addition to his duties as General Counsel.

Tropoli has served as General Counsel since 2019; and Michelle Siv, Director of Human Resources, has been promoted to Vice President of Human Resources. Siv has led Whitestone's Human Resources function since 2014. Additionally, the company announced that John Dee, COO and Bradford Johnson, Executive Vice President of Acquisitions and Asset Management, as part of the leadership transition, have left the company, effective February 9, 2022.

Mr. Dee has served as COO of the Company since 2006 and Mr. Johnson has served the Company since 2010. The company announced the hiring of two new members to its management team. David Mordy will become Whitestone's Director of Investor Relations, effective February 14, 2022, and Michael Ly will join the Company as its new Controller, effective February 21, 2022.

Mr. Mordy brings extensive investor relations, financial planning, and communications experience, consistent with the Company's renewed commitment to transparency and constructive engagement. Mr. Ly has over 15 years of tax, accounting and financial experience and rejoins Whitestone after having previously served as the Company's Assistant Controller for SEC Accounting from 2017 through 2021.