United States · Investor

Breakthrough Energy

Last cheque observed Oct 2026; 150 cheques on record.

Deploying nowNew fund $175M, Aug 2026VC firm

Pre-seedSeedSeries ASmartgridsGridCo2

Deploying now
96%of best year50cheques in 12 months, 150 on record
Since the last cheque12days00hrs00min00sec
Median round$28MCheque size, as they say$500K – $50MRounds led6 of 150Sole investor16 roundsMostly inUnited States, 73%
Pitch Breakthrough Energy

Breakthrough Energy highlights

  1. 01

    50 cheques in the last 12 months

  2. 02

    Mostly Venture and Series A: 53% of its rounds

  3. 03

    Sole investor in 16 rounds, median $11M

What they do

Filed 1 private fund offering with the SEC, the most recent in 2024-05From their own website
Type
VC firm (from a list, unverified)
Cheque size
$500K – $50M as they say
Stages
Pre-seedSeedSeries ASeries BGrowth
Sectors
SmartgridsGridCo2
Based in
Kirkland, United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first150 appearances

  1. 2026

    43 rounds

  2. Oct
    KodamaSeed · US · AgFunderNews$7.0MWith 7 others
  3. Sept
    ArkeaBioSeries A · US · AgFunderNews$15MWith 1 other
  4. Sept
    Hertha MetalsDebt · US$69MWith 4 others
  5. Sept
    Fervo EnergyGrant · US$20MWith 4 others
  6. Sept
    Xcimer EnergyVenture · US$100MWith 2 others
  7. Sept
    H2SITEGrant · ES$3.9MWith 2 others
  8. Sept
    Type One EnergyVenture · US$1.0MWith 3 others
  9. Sept
    Physical SuperintelligenceSeed · US$58MWith 3 others
  10. Sept
    PlantedVenture · US$32MWith 2 others
  11. Sept
    Heron PowerDebt · US$60MWith 3 others
  12. Sept
    Reactive TechnologiesDebt · GB$22MWith 2 others
  13. Aug
    Form EnergySeries G · US · TechCrunch$750MWith 19 others
  14. Aug
    LuxWallDebt · US$77MWith 3 others
  15. Jul
    Antora EnergySeries C · US · Crunchbase News$550MWith 14 others
  16. Jul
    RizeSeries B · US$20MWith 2 others
  17. Jul
    SavorVenture · US$32MSole investor
  18. Jul
    Dandelion EnergyGrant · US$40MWith 3 others
  19. Jun
    Deep SkyVenture · CAUndisclosedWith 3 others
  20. May
    GridCARESeries A · US · Ventureburn$64MWith 5 others
  21. May
    Mantle8Series A · FR · Ventureburn$36MWith 5 others
  22. May
    Cowboy Space CorporationSeries B · US · TechCrunch$275MWith 6 others
  23. May
    BarocalSeed · GB · Ventureburn$10MWith 6 others
  24. May
    Boston MetalVenture · US$75MWith 3 others
  25. May
    Terra CO2 TechnologiesVenture · US$22MWith 1 other
  26. Apr
    Mangrove LithiumGrant · CA$16MWith 3 others
  27. Apr
    IonQGrant · US$20MWith 3 others
  28. Apr
    AerosealSeries B · US$20MWith 1 other
  29. Mar
    Rumin8Seed · AU · Startup Daily$3.0MWith 2 others
  30. Mar
    ArinnaSeed · US · TechCrunch$4.0MWith 4 others
  31. Mar
    Mantle8Grant · FR$2.4MSole investor
  32. Mar
    M2X EnergyVenture · US$20MSole investor
  33. Mar
    MacroCycle TechnologiesSeed · US$3.0MWith 5 others
  34. Mar
    Litherm TechnologiesSeed · DE$7.6MSole investor
  35. Mar
    RiftSeries B · US$97MWith 3 others
  36. Feb
    LanzaJetUS · Ventureburn$47MWith 1 other
  37. Feb
    Heron PowerSeries B · US · TechCrunch$140MLed
  38. Jan
    MAXSeries B · NG · Disrupt Africa$24MWith 7 others
  39. Jan
    Type One EnergyUS · TechCrunch$87MWith 2 others
  40. Jan
    Mangrove LithiumDebt · CA$85MWith 2 others
  41. Jan
    Data BlanketVenture · USUndisclosedWith 1 other

An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.

The team

Named by the firm itself, on a filing, its Form ADV or its company registration11 named

CSCarmichael S. RobertsManager of the Managing MemberiFiling they signed
EJEric John TooneManager of the Managing MemberiFiling they signed
HHHasso Henry PlattnerMember of the Issuer's Board of DirectorsiFiling they signed
JHJack Henry MaMember of the Issuer's Board of DirectorsiFiling they signed
JDJohn Douglas ArnoldMember of the Issuer's Board of DirectorsiFiling they signed
LJLouis John DoerrMember of the Issuer's Board of DirectorsiFiling they signed
MDMukesh Dhirubhai AmbaniMember of the Issuer's Board of DirectorsiFiling they signed
RHRodi Henry GuideroExecutive DirectoriFiling they signed
RMRodrigo M GuideroManager of the Managing MemberiFiling they signed
VHVinod Henry KhoslaMember of the Issuer's Board of DirectorsiFiling they signed
WHWilliam Henry Gates IIIMember of the Issuer's Board of Directors (Chairman)iFiling they signed

We also hold 40 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.

What the register says

From the firm's own filings with the SEC, which it must file accurately by law

$5.8Bgross assets of its fundsOct 2026
Exemptreporting adviserventure or small private funds
Legal name
Breakthrough Energy Ventures Management, L.P.
SEC number
CRD 325541

Who they invest alongside

The investors most often in the same rounds as Breakthrough Energy. A count of rooms they were both in, not a relationship either has claimed.

Recently backed

The latest companies Breakthrough Energy put money into.

On podcasts

3 episodes naming Breakthrough Energy in the title, and 4 more that mention it.

Mentioned in

Quick answers about Breakthrough Energy

What does Breakthrough Energy invest in?

Breakthrough Energy invests most often at Venture and Series A (53% of the rounds on record), in sectors such as Smartgrids, Grid and Co2.

How active is Breakthrough Energy?

150 investments on record, 50 of them in the last 12 months, and it led 6. The most recent was in Oct 2026.

What has Breakthrough Energy invested in recently?

Its most recent investments on record: Kodama (Seed, Oct 2026), ArkeaBio (Series A, Sept 2026) and Hertha Metals (Debt, Sept 2026).

How big are Breakthrough Energy's cheques?

The median round it joins is $28M. It says it writes cheques of $500K to $50M.

Does Breakthrough Energy lead rounds?

Sometimes: it led 6 of its 150 investments on record (4%).

Where does Breakthrough Energy invest?

Most of the companies it backs are in the United States (73%), Canada (8%) and the United Kingdom (5%).

Is Breakthrough Energy investing now?

Yes: it is actively investing, with 50 investments in the last 12 months.

Who does Breakthrough Energy invest alongside?

Most often Lowercarbon Capital (15 rounds together), National Science Foundation (11 rounds together) and US Department of Energy (11 rounds together).

Raising now?

Find the investors who back rounds like yours, and keep every conversation on one fundraising board.

Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it