TORONTO, Aug. 27, 2026 (GLOBE NEWSWIRE) — Aecon Group Inc. (TSX: ARE) (“Aecon”) announced today that ONxpress Civils Contractor General Partnership (“ONxpress”), an Aecon-led 50/50 joint venture between Aecon and FCC Canada, has executed alliance contracts with Metrolinx for the multi-billion-dollar GO Expansion project in Ontario. Aecon will add $649…