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  05 Jun 2026

  Microsoft-backed fusion firm Helion raises $465m in Series G funding round

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  06 May 2026

  OpenAI president Greg Brockman owns stakes in Cerebras, CoreWeave, Stripe, and Helion

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  24 Mar 2026

  OpenAI 'in talks' to purchase energy from nuclear fusion startup Helion Energy - report

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  30 Jul 2025

  Helion begins work at fusion plant, expects to deliver power to Microsoft by 2028

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  28 Jan 2025

  Altman-backed Helion raises $425m for fusion reactors

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  06 Jun 2024

  OpenAI wants to buy 'vast quantities' of nuclear fusion energy from Helion - report

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  10 May 2023

  Microsoft signs 50MW fusion power PPA with Helion for 2028

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  30 Nov 2016

  HPE's Cloud28+ partner program goes global

Long Reads More

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  29 Jun 2023

  High hopes for fusion

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  30 Mar 2015

  HP: Why build public clouds in the age of hyperscale?

Industry Views More

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  The questions at the heart of the AI bubble

  26 Jan 2024

  By

  Peter Judge

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  Microsoft and Helion have fused hype and greenwash

  26 May 2023

  By

  Peter Judge