Trustpower's 421,000 retail connections have shaken some interest from potential suitors.
Dual listed infrastructure giant Downer EDI has further deflated its mining interests with the sale of its tyre management business, Otraco.
At the heart of the review will be a new deal on what local government funds versus what central government will pay for.
The winning bidder's weakest element – to its detriment – was in its consenting strategy.
Infrastructure Editor
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articles by Oliver