PROXY STATEMENT
FOR THE 2022 ANNUAL MEETING OF STOCKHOLDERS
To Be Held On May 5, 2022
QUESTIONS AND ANSWERS ABOUT THIS PROXY MATERIAL AND VOTING
What is the Notice of Internet Availability of Proxy Materials and why am I receiving it?
Pursuant to the e-proxy rules promulgated by the Securities and Exchange Commission (the
SEC), Gladstone Commercial Corporation, referred to herein as we, us, the Company or Gladstone Commercial, is providing access to our proxy materials in a fast and efficient manner via the
Internet. Accordingly, on March 18, 2022, we mailed a Notice of Internet Availability of Proxy Materials (the Notice) to all stockholders of record as of the close of business on March 11, 2022, and posted our proxy materials
on the website referenced in the Notice (www.proxyvote.com). As more fully described in the Notice, all stockholders may choose to access our proxy materials on the website referred to in the Notice. In addition, the Notice and website
provide information regarding how you may elect to receive proxy materials in printed form by mail or electronically by email on an ongoing basis. If you previously elected to receive a printed or electronic copy of our proxy materials, which we
also expect to distribute on or about March 18, 2022, you will continue to receive these materials by mail or electronic mail, as applicable. You will also continue to receive paper or electronic copies of our proxy materials in the future
until you elect otherwise.
Who can vote at the Annual Meeting?
Only holders of record of our common stock at the close of business on March 11, 2022, will be entitled to vote at the 2022 Annual Meeting
of Stockholders (the Annual Meeting). On this record date, there were 38,469,135 shares of common stock outstanding and entitled to vote, having one vote per share.
Stockholder of Record: Shares Registered in Your Name
If at the close of business on March 11, 2022, your shares were registered directly in your name with our transfer agent, Computershare,
Inc., then you are a stockholder of record. As a stockholder of record, you may vote at the meeting or authorize a proxy to vote your shares by mail, over the telephone or on the Internet. Whether or not you plan to attend the meeting, we urge you
to authorize a proxy to vote your shares by following the instructions in the Notice or in this proxy statement to ensure that your vote is counted.
Beneficial Owner: Shares Registered in the Name of a Broker or Bank
If at the close of business on March 11, 2022, your shares were held not in your name, but rather in an account at a brokerage firm, bank,
dealer or other similar organization (collectively, a Brokerage Firm), then you are the beneficial owner of shares held in street name and the Notice is being forwarded to you by that Brokerage Firm, which is the actual
stockholder of record for purposes of voting at the Annual Meeting. As a beneficial owner, you have the right to direct your Brokerage Firm as to how to vote the shares in your account.
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