Mr. Jamal Baksh of Constellation and Topicus reports

CONSTELLATION SOFTWARE INC., TOPICUS.COM INC. AND LUMINE GROUP INC. ANNOUNCE ANNUAL MEETINGS

The Topicus.com Inc.'s annual general meeting of shareholders will be held on Tuesday, May 13, 2025, at 8 a.m. EST, using a virtual meeting format with proceedings conducted solely through a live audio webcast. Lumine Group Inc.'s annual general meeting of shareholders will be held on Tuesday, May 13, 2025, at 8:30 a.m. EST, using a virtual meeting format with proceedings conducted solely through a live audio webcast. Constellation Software Inc.'s annual meeting of shareholders will be held on Tuesday, May 13, 2025, at 9 a.m. EST, using a virtual meeting format, with proceedings conducted solely through a live audio webcast.

Detailed instructions for shareholders about how to participate in each meeting and how to duly appoint a proxyholder, as well as a copy of the virtual meeting user guide, will be provided on the respective Constellation, Topicus and Lumine Group websites. To view or participate in any virtual meeting, shareholders will need access to an Internet-connected device for the full duration of the meeting.

Similar to the Constellation annual shareholder meetings held in prior years, members of the Constellation, Topicus and Lumine Group senior management team will be participating in a joint question-and-answer period. The question-and-answer period will commence at 9:15 a.m. EST, following the formal portion of the Constellation shareholder meeting. Constellation, Lumine Group and Topicus shareholders can join this question-and-answer period.

While the companies will answer some questions posed during the virtual question-and-answer period, shareholders will also have the opportunity to pose questions in advance.

Shareholders of Constellation, Topicus and Lumine Group wishing to pose a question in advance can do so.

Questions will be organized thematically, consolidated and then posed at the virtual meeting to the respective management teams.

About Topicus.com Inc.

Topicus.com is a leading pan-European provider of vertical market software and vertical market platforms to clients in public and private sector markets. Operating and investing in countries and markets across Europe with long-term growth potential, Topicus.com acquires, builds and manages leading software companies, providing specialized, mission-critical and high-impact software solutions that address the particular needs of customers.

About Lumine Group Inc.

Lumine Group acquires, strengthens and builds vertical market software businesses in the communications and media industry.

About Constellation Software Inc.

Constellation acquires, manages and builds vertical market software businesses that provide mission-critical software solutions.

We seek Safe Harbor.