BHP has signed a $2 billion infrastructure agreement with Global Infrastructure Partners, part of BlackRock, handing nearly half of Western Australia Iron Ore’s inland power network to an external investor while keeping full operational control. The move could reshape how Australia’s mining giants fund the energy systems that keep their iron ore trains running.
By Swikblog News Desk | Published: December 9, 2025 | Perth, Australia
What exactly is this $2 billion BHP–GIP deal?
BHP has entered into a binding $2 billion infrastructure agreement with Global Infrastructure Partners (GIP), an infrastructure investor now owned by BlackRock, covering BHP’s share of the Western Australia Iron Ore (WAIO) inland power network.
Under the arrangement, a new trust entity will be created. BHP will own and control 51% of that entity, while GIP will provide US$2 billion in funding for a 49% stake. In return, BHP will pay the entity a tariff linked to its use of WAIO’s inland power over a 25-year period.
According to BHP’s own statement and market filings, the transaction does not change the ownership of WAIO’s underlying assets or the miner’s existing joint-venture arrangements in the Pilbara. BHP retains full operational control of the iron ore operations and the power infrastructure that keeps them running. For more detail, readers can refer to BHP’s official release and specialist coverage by international business media.
Why is BHP willing to sell nearly half of its power network?
At first glance, selling a 49% stake in such a critical asset might sound risky. But for BHP, this is less about giving up control and more about unlocking capital.
By bringing in GIP as a long-term infrastructure partner, BHP effectively monetises part of its power network without handing over the steering wheel. The miner receives $2 billion up front, while the new entity earns a steady, inflation-resistant return from the tariff structure paid over 25 years.
BHP says the proceeds will be managed within its existing capital allocation framework – in plain language, that means more flexibility to fund iron ore expansions, decarbonisation projects, and shareholder returns, without having to borrow as heavily or sell core mining assets.
What does GIP (and BlackRock) get out of this?
For Global Infrastructure Partners, which now sits inside BlackRock, this transaction ticks almost every box for a modern infrastructure investor:
- Long-term, contracted cash flows from BHP’s tariff payments.
- Exposure to a critical energy network that supports one of the world’s most important iron ore export hubs.
- A partner that already holds an 85% interest in WAIO and is targeting production of around 305 million tonnes per year backed by further investment.
The deal fits a wider pattern: global asset managers increasingly want stakes in energy and infrastructure assets – power grids, pipelines, renewable projects, and now industrial power networks – that can deliver predictable, utility-like returns over decades.
For BlackRock, deepening its footprint in Australia’s resources and infrastructure space bolsters its profile in a market that is central to global commodity supply.
Will this change how WA’s iron ore industry is powered?
On the ground in Western Australia’s Pilbara, little will change overnight. BHP has made it clear that the WAIO business will continue to plan and execute its strategy to lift iron ore output, and it will still operate the inland power network day to day.
However, the financing model behind that power network has changed dramatically. Instead of tying up its own balance sheet in every transmission line and substation, BHP is drawing on specialist infrastructure capital. That could:
- Accelerate upgrades to more efficient and lower-emissions power assets.
- Make it easier to plug in renewable power sources over time.
- Reduce the up-front capital burden on BHP when the company wants to expand or modernise its network.
This is the kind of deal that could become a template for other miners with railways, ports and power assets that are essential but capital-heavy.
How might this affect investors, workers and the wider economy?
For investors, the immediate question is whether the $2 billion deal strengthens BHP’s investment case. The miner argues it does: by freeing up capital while keeping operational control, the company gains more firepower to invest in growth, pay down debt or return cash to shareholders.
For workers and local communities in Western Australia, the effects are more indirect. A stronger balance sheet and better-funded power network can make future iron ore expansions more feasible, supporting jobs and regional infrastructure – but much will depend on iron ore demand, regulatory approvals and future project decisions.
The deal also sits within a broader global shift towards cleaner and more resilient power systems. For comparison, energy markets elsewhere are also being reshaped by big infrastructure and generation milestones. Readers can explore how record-breaking wind generation is changing the UK’s grid in a recent Swikblog explainer on Britain’s new wind power generation record .
Quick facts: Inside BHP’s $2 billion power deal with GIP
- Deal size: US$2 billion funding from GIP.
- Asset: BHP’s share of WAIO’s inland power network in the Pilbara.
- Ownership: New entity 51% owned and controlled by BHP, 49% by GIP.
- Structure: BHP pays a usage-linked tariff over 25 years.
- Control: BHP retains full operational control of WAIO and the power infrastructure.
- Strategy: Supports plans to lift WAIO output towards 305 million tonnes per year.
- Timing: Completion targeted by the end of FY2026, subject to regulatory approvals.
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