Mr. Adam Borgatti reports

AECON SCHEDULES THIRD QUARTER 2022 FINANCIAL RESULTS RELEASE AND CONFERENCE CALL

Aecon Group Inc. intends to release its third quarter 2022 financial results on Wednesday, Oct. 26, 2022, after market close, and has scheduled a conference call and live webcast for 10 a.m. (Eastern Time) on Thursday, Oct. 27, 2022.

Jean-Louis Servranckx, president and chief executive officer, and David Smales, executive vice-president and chief financial officer, will host the conference call.

Participants should dial 1-833-950-0062 or 1-226-828-7575 at least 10 minutes prior to the conference time. The conference ID is 929102. An accompanying presentation of the third quarter 2022 financial results will be available after market close on Oct. 26, 2022, on the Aecon website.

A live webcast of the conference call will also be available on the Aecon website. Participants should join the webcast at least 15 minutes prior to the conference time to register and install any necessary software.

For those unable to attend the call, a replay will be available after 2 p.m. on Oct. 27, 2022, at 1-866-813-9403 or 1-929-458-6194, or on-line until midnight on Nov. 24, 2022. The access code is 523531. A replay of the webcast will also be available within 24 hours following the call.

About Aecon Group Inc.

As a Canadian leader in construction and infrastructure development with global expertise, Aecon Group strives to be the No. 1 Canadian infrastructure company and is proud to be recognized as one of the best employers and best 50 corporate citizens in Canada. Aecon safely, profitably and sustainably delivers integrated solutions to private-sector and public-sector clients through its construction segment in the civil, urban transportation, nuclear, utility and industrial sectors, and provides project development, financing, investment and management services through its concessions segment.