Aecon Group Inc. today announced that it successfully closed the issuance of an additional $24 million aggregate principal amount of 5.0% convertible unsecured subordinated debentures due December 31, 2023 (the “Debentures”) pursuant to the full exercise of the over-allotment option granted to the syndicate of underwriters led by TD Securities Inc. and CIBC Capital Markets in connection with the Company’s recent public offering of $160 million aggregate principal amount of Debentures that closed on September 26, 2018, bringing the total aggregate gross proceeds from the offering to $184 million.