Fuse Energy eyes $5bn valuation as CEO lifts the lid on ‘hardcore mode’ work culture: ‘No holidays till launch’

Alan Chang, CEO and founder of Fuse Energy onstage at Slush 2025. Credit: Siôn Geschwindt for Impact Loop
24 nov. 2025
16:19
Fuse Energy is growing 10x year-on-year, capturing 70% of UK energy utility switchers, and reportedly hitting a $5bn valuation – just three years since launch.

In an interview last week, CEO Alan Chang revealed his secret sauce for rapid growth.

Fuse Energy is reportedly in talks to raise fresh capital at a $5bn valuation – a fivefold jump from July. Chris Sacca’s Lowercarbon Capital is expected to lead the new round, with Balderton Capital also participating.

Fuse’s new raise would push it five times higher than just four months ago when the company raised $10m at a $1bn valuation. For a three-year-old utility, it sounds absurd. But listen to co-founder and CEO Alan Chang, Revolut’s former chief revenue officer, and you’d understand that Fuse is not a regular energy company.

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