Aecon Group Inc. announced today that its Buildings Division has reached financial close of the $63.9 million Phase I Rouge Valley Health System project and is set to start construction immediately.

Aecon Group Inc. announced today that it intends to redeem, in accordance with their terms, all of its 8.25% subordinated convertible debentures due November 2, 2009 (the “2009 Debentures”).

Aecon Group Inc. announced today that its Buildings Division has secured a contract with an estimated value of $100 million from the Toronto Economic Development Corporation (TEDCO) to build TEDCO’s Corus Entertainment office building and broadcast centre located on Toronto’s waterfront.

Aecon Group Inc. announced today that its Buildings Division has been selected by the Rouge Valley Health System and Infrastructure Ontario as the preferred bidder, and has completed commercial close, for the Phase 1 redevelopment of the Rouge Valley Health System in Ajax.

Aecon Group Inc. announced today that it has been awarded an $88.7 million contract by the Ontario Ministry of Transportation (MTO) for work on the Queen Elizabeth Way (QEW) in Oakville between Burloak Drive and Third Line. It is the second largest contract MTO has ever awarded, and the largest MTO contract Aecon has received.

Aecon Group Inc. today reported improved operating results for the second quarter of 2007 as revenues, margins, operating profit and net income all improved over those reported a year earlier.

Aecon Group Inc. today announced that its wholly-owned subsidiary, Innovative Steam Technologies (IST), has formed a cooperation agreement with Macchi, a division of Sofinter S.p.a., to offer the combined services of both companies to the North American, European and Middle Eastern markets.

Aecon Group Inc. today announced that its Seattle-based US Buildings division has been recognized by the Washington State Chapter of the Associated General Contractors of America (AGC) with a number of awards of excellence.

Aecon Group Inc. announced today that its Buildings Division has been awarded the construction management contract for a new five-story corporate office building for Bell at its existing Creekbank campus in Mississauga.

Aecon Group Inc. announced today that The Karson Group has been awarded a $56 million contract for work on Highway 417 in Ottawa, from the Ontario Ministry of Transportation (MTO).

Aecon Group Inc. today announced that Derech Eretz Highways Ltd. (DEC), the company owning concession rights for the Cross Israel Highway, has achieved financial close on an 18km northern extension of the highway.

Aecon Group Inc. announced today that its wholly-owned subsidiary, Innovative Steam Technologies (IST), has been awarded a contract to supply two Once-Through Steam Generator (OTSG) units in Kailua-Kona, Hawaii. The contract is valued at approximately $15 million CAD.

Aecon Group Inc. announced today that it has been awarded a heavy civil contract on the ring road being constructed in Calgary.

Aecon Group Inc. announced today that its Industrial Western Canada division has secured a large module contract for an oilsands project in Alberta.

Aecon Group Inc. announced today that it has completed the due diligence process and obtained all required approvals for a new three-year credit facility that will replace a number of existing credit facilities.

Aecon Group Inc. announced today that its Industrial Western Canada Division and its Civil and Utilities Division have secured two contracts totaling $60 million in the Alberta oilsands for key clients BA Energy and Kinder Morgan Canada Terminals.

Aecon Group Inc. today reported improved operating results for the first quarter of 2007 as revenues, margins, operating profit and net loss all improved over those reported a year earlier.

Aecon Group Inc. today announced that its Construction and Materials division has been awarded a $49.1 million contract to widen the median of Highway 407 northwest of Toronto between Highway 427 and Highway 401.

Aecon Group Inc. today reported significantly improved operating results for 2006 as margins, operating profit and net income all improved over those reported the previous year.

Aecon Group Inc. today announced that its wholly-owned subsidiary, Innovative Steam Technologies (IST), has been awarded two contracts totalling $35 million to supply its Once-Through Steam Generator (OTSG) units to two clients in Spain.

Aecon Group Inc. is pleased to announce that The Karson Group is a winner of Canada's 50 Best Managed Companies.

Aecon Group Inc. today announced that it has acquired The Karson Group, one of the largest aggregate, asphalt and civil construction companies in Eastern Ontario.

Aecon Group Inc. announced today that it has been recognized as one of the 50 Best Employers in Canada.

Aecon Group Inc. today announced completion of the previously disclosed transaction whereby Hochtief AG sold all of its shares in Aecon to a syndicate of underwriters.