Quaise Energy

Cambridge, MA · Founded 2018 · Privately Held (backing)

Developer of wave drilling systems designed for deep geothermal heat access. Quaise Energy is based in Cambridge, MA and was founded in 2018. It was valued at $1.2 billion at its Series B in Jul 2026, the last priced event on record. It has raised $103 million across 3 recorded rounds; the latest was an $180 million Series B in Jul 2026.

PMV mark · valuation
$1.2B
Oct 2026
Priced at
its Series B
Jul 2026
Total raised
$102.5M
Last round
Series B
Jul 2026
How much has Quaise Energy raised?
$102.5Macross 3 recorded rounds · Jan 2022 – Jul 2026

Most recently, Quaise Energy raised $180.0M in its Series B (Jul 2026).

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Quaise Energy round by round

3 rounds
Jul 2026Series B$180.0M▮
Prelude Ventureslead+ 2 more investors · free account
Nov 2023Early Stage VC$13.1MSEC filing▮
9 investors participated
Jan 2022Later Stage VC$52.0MSEC filing▮
26 investors participated

How much has Quaise Energy raised?

Quaise Energy has raised $103 million across 3 recorded rounds since 2022. The largest was a $52 million later-stage round in Jan 2022; the most recent was an $180 million Series B in Jul 2026. 1 of the rounds disclosed a post-money valuation.

Quaise Energy has filed 3 Form Ds with the SEC since 2022, most recently in Dec 2023 ($13.1 million sold to 9 investors).

Quaise Energy investors

30 investors are on record for Quaise Energy, including F-Prime Capital, Collaborative Fund, The Engine and Safar Partners. By type, the record holds 5 venture capital firms and 1 family office. The Series B in Jul 2026 drew 5 investors.

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30 investors have backed Quaise Energy.

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Frequently asked about Quaise Energy

How much has Quaise Energy raised?
Quaise Energy has raised $102.5M in total across 3 recorded funding rounds.
Who are Quaise Energy's lead investors?
Lead investors in Quaise Energy's recorded rounds include Prelude Ventures.
When was Quaise Energy's last funding round?
Quaise Energy's most recent recorded round was Series B in Jul 2026, raising $180.0M.