Mr. Jamal Baksh reports

CONSTELLATION SOFTWARE INC. ANNOUNCES CONFERENCE CALL TO DISCUSS THIRD QUARTER RESULTS

Constellation Software Inc. will host a third quarter conference call and live audio webcast on Nov. 9, 2026, at 8 a.m. ET.

The company's quarterly results will be disseminated via press release, and made available on the company's website and SEDAR+, after the Toronto Stock Exchange closes on Friday, Nov. 6, 2026. Mark Miller, president, Jamal Baksh, chief financial officer, and Bernard Anzarouth, chief investment officer, will be available during the Nov. 9, 2026, conference call to answer questions regarding the company's results.

To access the call, please dial 1-877-879-1183 (North America toll-free) or 1-412-902-6703 (international), and using conference ID 2676476. A conference operator will create a queue and introduce each questioner. A replay of the call can be accessed on-line for 12 months following the call.

About Constellation Software Inc.

Constellation Software acquires, manages and builds vertical market software businesses.