AECOM joins team developing proposed Ontario pumped storage project
AECOM has been selected by Worley to support the development of the Ontario Pumped Storage Project (OPSP), a 1,000 MW energy storage project in Meaford. AECOM will provide engineering, design, and project readiness services. The project aims to store 10,600 MWh of energy, with recent design revisions to minimize environmental impact. The project is intended to support Ontario's electricity grid flexibility and reliability.
How this was made

The 30-second read
Why it matters
The contract expands AECOM's renewable‑energy portfolio and may boost its earnings outlook if the project proceeds as planned.
Market read
AECOM's contract win reflects rising infrastructure spending on clean‑energy storage, a sector gaining investor interest.
What to watch
Regulatory approvals and community opposition could delay the project, affecting timing of revenue.
Background
The article announces AECOM's new role in a major pumped‑storage project in Ontario, detailing engineering scope and environmental considerations.
Ticker impact
AECOM was selected by Worley to provide engineering and design services for the Ontario Pumped Storage Project, a new 1,000 MW energy storage venture.
Modest upside as investors price in contract win.
AECOM's involvement in a high‑profile, long‑duration storage project signals growth in its clean‑energy pipeline, but the financial magnitude is undisclosed.
Market effects
Highlights growing demand for long‑duration storage, benefiting engineering firms in the renewable sector.
Supports Ontario's grid flexibility plans, may influence local utilities and renewable developers.
Signals continued investment in large‑scale storage projects worldwide.
Counterpoint
Contract size and profitability are unclear; AECOM may face cost overruns on complex underground work.
Key entities
- CompanyAECOM
Global engineering and infrastructure firm.
- CompanyWorley
Engineering and project delivery firm leading the OPSP team.





