Mantle Energy develops activated geothermal systems that repurpose depleted wells to generate low-carbon baseload power.
Mantle Energy has raised $5.0M in total funding. The most recent round was Seed. The last funding was announced in June 2026.
Mantle Energy's investors include 17Shoals.
Mantle Energy is headquartered in Dallas, United States.
Mantle Energy develops activated geothermal systems that repurpose depleted wells to generate low-carbon baseload power.
Mantle Energy is at the Seed stage.
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"Mantle Energy — Funding & Investors." VCBacked, June 16, 2026, https://www.vcbacked.co/company/mantle-energy. Accessed August 13, 2026.
VCBacked. (2026). Mantle Energy — Funding & Investors. Retrieved August 13, 2026, from https://www.vcbacked.co/company/mantle-energy
{{cite web |title=Mantle Energy — Funding & Investors |url=https://www.vcbacked.co/company/mantle-energy |website=VCBacked |access-date=August 13, 2026}}Profile data sourced and verified per the VCbacked methodology · Last funding round dated