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Why AI is driving new investment in New Zealand's power future | Herald NOW Business

nzherald.co.nz28 July 2026

The Nation's Mother
The Heartland Wire

Mercury's betting $53 million on the infrastructure to handle what AI's about to demand from our power grid - because apparently artificial intelligence has a thirst that makes everything else look like a light bulb.

Key takeaway AI isn't just changing what we build, it's changing how much juice we need to build it.

Mercury CEO Stew Hamilton has outlined a significant $53 million investment in Datagrid infrastructure, signalling how seriously the power sector is taking the electricity demands that AI deployment will create. The investment reflects a fundamental shift in how New Zealand's energy future is being shaped - no longer just about powering homes and businesses in the traditional sense, but about provisioning the massive computational workloads that AI systems require.

Hamilton's comments underscore that this isn't speculative. AI is already reshaping electricity demand patterns, and the country's power infrastructure needs to evolve to keep pace. For New Zealand, the play is clear: get the grid ready now, or miss the opportunity to position ourselves as a destination for data-intensive, AI-driven innovation and investment.

The Nation's Mother

“Turns out the future runs on electricity - who knew?” — The Nation's Mother, The 6 O’Clock News

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