French private investment firm Ardian will buy Irish energy utility Energia Group from infrastructure investor I Squared Capital, as power demand is set to surge with Ireland’s growing digital economy and data centers. Energia “is well positioned to meet Ireland’s increasing demand for secure, low-carbon electricity to sustainably power the country’s growing digital economy,” Ardian said on Monday, announcing the deal. The transaction, expected to be completed in the first half of 2026, values…