Rune raises $40M
Rune announced a Series A round of $40M on 16 September 2026. The company operates in Climate & Energy and is based in United States. It was founded by William Layden, CEO. Announced 2 days ago.
Founder
Outreach angles
- -Layden leads Rune's push to convert underused solar power into on-site compute capacity rather than letting it go to waste.
- -He has grown the company to a live 200 megawatt solar-to-compute deployment in Texas since its founding.
- -The 40 million dollar Series A, led by Spark Capital, brings Rune's total funding to 53.5 million dollars as demand for power-constrained data centers grows.
Signals
Series AClimate TechDeep TechEnterpriseHardware
Round details
Company: Rune
Domain: rune.energy
Amount: $40M
Stage: Series A
Industry: Climate & Energy
Country: United States
Announced: 16 September 2026
Other Climate & Energy raises
Recently funded in United States