Mr. Christian Mayer reports

COLLIERS TO ANNOUNCE SECOND QUARTER RESULTS ON AUGUST 2, 2023

Colliers International Group Inc.'s results for the second quarter ended June 30, 2023, will be issued by press release on Aug. 2, 2023, at approximately 7 a.m. ET.

A conference call to review these results will take place at 11 a.m. ET on Aug. 2, 2023, and will be hosted by Jay S. Hennick, chairman and chief executive officer, Chris McLernon, CEO, real estate services, and Christian Mayer, chief financial officer.

The telephone numbers for this call are below.

Local (Toronto):  1-416-764-8658

Toll-free (North America):  1-888-886-7786

With conference ID:  08567682

The conference call will also be accessible through webcast on-line.

For anyone unable to listen to the scheduled call, the rebroadcast number will be 1-416-764-8692 or 1-877-674-7070 with passcode 567682, followed by the number sign. The rebroadcast and archive recording of the conference call will be available at the above-noted Web address for 90 days following the call.

About Colliers International Group Inc.

Colliers is a leading diversified professional services and investment management company. With operations in 66 countries, its 18,000 enterprising professionals work collaboratively to provide expert real estate and investment advice to clients.