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COLUMBIA PROPERTY TRUST, INC.

Meeting Information

Meeting Type:

Annual Meeting

For holders as of:

March 2, 2020

Date: May 12, 2020

Time: 9:30 AM Eastern Time

Location:

Meeting live vie the Internet - please visit

www.virtualshareholdermeeting/CXP2020

The company will be hosting the meeting live via the Internet this year. To attend the meeting via the Internet please visit

www.virtualshareholdermeeting.com/CXP2020 and be sure to have the information that is printed in the box marked by the arrow à

XXXX XXXX XXXX XXXX (located on the following page).

You are receiving this communication because you hold shares in the company named above.

COLUMBIA PROPERTY TRUST, INC.
315 PARK AVENUE SOUTH
NEW YORK, NY 10010

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.

Proxy Materials Available to VIEW or RECEIVE:

NOTICE AND PROXY STATEMENT

ANNUAL REPORT

How to View Online:

Have the information that is printed in the box marked by the arrow à XXXX XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com.

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:

BY INTERNET:

www.proxyvote.com

BY TELEPHONE:

1-800-579-1639

BY E-MAIL*:

sendmaterial@proxyvote.com

* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow à XXXX XXXX XXXX XXXX (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 28, 2020 to facilitate timely delivery.

Vote by Internet:

Before The Meeting:

Go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow à XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions.

During the Meeting:

Go to www.virtualshareholdermeeting.com/CXP2020. Have the information that is printed in the box marked by the arrow à XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting Items

THE BOARD OF DIRECTORS RECOMMENDS A VOTE "FOR" ITEMS 1, 2 AND 4 AND "1 YEAR" ON ITEM 3.

ELECTION OF DIRECTORS

Nominees:

Vote on Proposals

1a.

Carmen M. Bowser

To approve, on an advisory basis, executive officer compensation, sometimes referred to as a "say on pay."

1b.

John L. Dixon

To approve, on an advisory basis, the frequency of future advisory votes to approve executive compensation, sometimes referred to as a "say when on pay."

1c.

David B. Henry

To ratify the appointment of Deloitte & Touche LLP as our independent registered accounting firm for 2020.

1d.

Murray J. McCabe

To consider and act upon such other business as may properly come before the annual meeting or any adjournments or postponements thereof.

1e.

E. Nelson Mills

1f.

Constance B. Moore

1g.

Michael S. Robb

1h.

Thomas G. Wattles

1i.

Francis X. Wentworth, Jr.


o			Preliminary Proxy Statement
o			Confidential, for Use of the Commission Only (as permitted by Rule 14a - 6(e)(2))
o			Definitive Proxy Statement
x			Definitive Additional Materials
o			Soliciting Material Pursuant to § 240.14a - 12