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Form D · on the record

Fervo Energy Co — $135M Form D filing, December 2024

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Fervo Energy Co filed a Form D with the Securities and Exchange Commission on 2024-12-27.

Fervo Energy Co filed a Form D notice of an exempt securities offering with the SEC on December 27, 2024. The filing reports $135M sold. Its industry group is Other Energy. It names David Danielson (Director), Ion Yadigaroglu (Director), Rachel Slaybaugh (Director) (SEC Form D, December 27, 2024).

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Rachel Slaybaugh is also named on 1 other Form D filing ↓

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Fervo Energy Co

New Form D on file · 2024-12-27 · the record

$135M
raise on the record
D
filing
14
investors in
TEXAS
based
Open the record →

What the record says

FilingForm D
Filed2024-12-27
Industry groupOther Energy
Entity typeCorporation
Incorporated inDELAWARE
BasedHOUSTON, TEXAS
CIK1853868
Accession0001853868-24-000005

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The people on this filing

  • Rachel Slaybaugh is also named on 1 other Form D filing: TMNTec, Inc. ($5.1M, Oct 2026)

More raises like this

Other Energy raises filed within 90 days of this one, largest first.

What do you want to do with Fervo Energy Co?

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What the filing shows about Fervo Energy Co

  • 14 investors had already put money in when it filed.
  • The filing names 8 people as officers, directors or promoters.

Only in the Full Report: Who Runs It, And How To Reach Them · Warning Bells · Who Pays Them, And Who They Are Up Against.

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Who the filing names, and in what role

The filing gives Fervo Energy Co's address as 910 Louisiana Street, Suite 4440, Houston, TX 77002.

What the filing says

  • Offered: $135,003,182. Sold: $135,003,182. Left to sell: nothing, all of it is sold. (filing)
  • Investors: 14 had already invested. (filing)
  • Date of first sale: December 13, 2024. (filing)
  • Types of securities: Equity. (filing)
  • Item 16: the filing reports that none of the proceeds goes to executive officers, directors or promoters. (filing)

This is the company's own disclosure. A payment disclosed on a Form D is a disclosed use of proceeds, not a finding of wrongdoing.

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Is Fervo Energy Co a real, registered company?

Fervo Energy Co is a registered filer with the SEC (CIK 1853868) and has filed since 2024-02-22. 4 filings are on record, the latest on 2025-12-10.

A filing shows the company exists and what it reports about itself. It is not an audit or a rating.

Who runs Fervo Energy Co?

Fervo Energy Co's Form D of 2024-12-27 names David Danielson, Ion Yadigaroglu, Rachel Slaybaugh and 5 more as its officers, directors or promoters.

How much has Fervo Energy Co raised?

Its new offerings report $725.47M sold across 3 offerings, as its own filings state.

Filing history · 4 filings on this registrant
Form D · 2024-02-22 · $138.47MForm D/A, amended · 2024-03-05 · $164.10MForm D · 2024-12-27 · $135M · this pageForm D · 2025-12-10 · $452M 2024-02-22 2025-12-10

A hollow marker is an amendment (Form D/A); a solid one is an original Form D. The larger marker is the filing this page is about.

Other Energy · by week

Trailing twelve months. 278 filings in Other Energy, totalled by week.

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What the filing shows about Fervo Energy Co

  • 14 investors had already put money in when it filed.
  • The filing names 8 people as officers, directors or promoters.

Only in the Full Report: Who Runs It, And How To Reach Them · Warning Bells · Who Pays Them, And Who They Are Up Against.

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  1. The Short Answer

  2. Which Company This Is

  3. What They Do, And How The Money Works

  4. Who Runs It, And How To Reach Them

  5. The Money: Funding, Valuation, Runway

  6. Who Pays Them, And Who They Are Up Against

  7. Warning Bells

  8. Sources

    1 cited source found

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Fervo Energy Co: Raised $135M, Form D filed 2024-12-27
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Permanent URL: https://mentionfox.com/funding/fervo-energy-co-form-d-24000001
Last updated 2026-11-06
Primary record: SEC filing 1 · SEC filing 2
Fervo Energy Co raised $135M — SEC Form D filing, December 2024. MentionFox, 2026-11-06. https://mentionfox.com/funding/fervo-energy-co-form-d-24000001