United States · Investor

M13

Last cheque observed Sep 2026; 107 cheques on record.

Deploying nowVC firm

Pre-seedSeedSeries ASector-agnosticAgnosticIndustry Agnostic

Deploying now
67%of best year16cheques in 12 months, 107 on record
Since the last cheque39days00hrs00min00sec
Median round$9.4MRounds led10 of 107Sole investor5 roundsMostly inUnited States, 95%
Pitch M13

M13 highlights

  1. 01

    16 cheques in the last 12 months

  2. 02

    Mostly Seed and Series A: 65% of its rounds

  3. 03

    Sole investor in 5 rounds, median $5.8M

What they do

We invest early in visionary founders building through structural shifts that create new markets and opportunities.From their own website
Type
VC firm (from a list, unverified)
Cheque size
Not stated
Stages
Pre-seedSeedSeries ASeries BGrowthPre-IPO
Sectors
Sector-agnosticAgnosticIndustry Agnostic
Based in
Santa Monica, United States
Cold pitches
Not accepted

The record

Every round we can evidence, newest first107 appearances

  1. 2026

    13 rounds

  2. Sept
    BaselayerSeries A · US · Crunchbase News$35MLed
  3. Sept
    Ayble HealthSeries A · US$16MWith 3 others
  4. Aug
    BaselayerSeries A · US · AlleyWatch$20MWith 1 other
  5. Jul
    RimeSeries A · US · TechCrunch$24MLed
  6. Jun
    NiuralSeries A · US$21MWith 2 others
  7. May
    FoldDebt · US$150MWith 4 others
  8. May
    KindraVenture · US$2.6MWith 3 others
  9. Apr
    TamberSeed · US$5.0MWith 2 others
  10. Mar
    Jimini HealthSeed · US · Ventureburn$17MLed
  11. Mar
    OpenFXSeries A · Ventureburn$94MWith 7 others
  12. Feb
    AvantosSeries A · US · Ventureburn$25MWith 6 others
  13. Feb
    Luminos.AIVenture · US$7.8MWith 3 others
  14. Jan
    Bunch AICrowdfunding · US$84KWith 2 others
  15. 2025

    21 rounds

  16. Dec
    VambeSeries A · LatamList$14MWith 9 others
  17. Nov
    TeleskopeSeries A · US · AlleyWatch$25MLed
  18. Nov
    io.netSeries A · US$400KWith 4 others
  19. Oct
    EstuarySeries A · US · AlleyWatch$17MLed
  20. Oct
    DaylightUS · Ventureburn$75MWith 6 others
  21. Oct
    DaylightDebt · US$60MWith 4 others
  22. Sept
    AnythingSeed · US · TechCrunch$11MWith 4 others
  23. Aug
    MakoraSeed$8.5MWith 3 others
  24. Aug
    KontextSeed · US$10MWith 2 others
  25. Aug
    MakoSeed · US$8.5MWith 3 others
  26. Jul
    TecovasVenture · US$10MWith 2 others
  27. Jun
    PolimorphicSeries A · US$19MWith 6 others
  28. Jun
    SitchSeed · US$5.0MWith 2 others
  29. Jun
    HivemapperVenture · USUndisclosedWith 5 others
  30. Jun
    Maven AGISeries B · US$50MWith 3 others
  31. Jun
    NiuralSeries A · US$31MWith 2 others
  32. Apr
    RobynSeed · US$5.5MSole investor
  33. Apr
    ReplenyshSeries A · US$8.0MWith 3 others
  34. Mar
    ChordUS · AlleyWatch$5.5MLed
  35. Mar
    AvatarOSSeed · US · TechCrunch$7.0MLed
  36. Feb
    MiloDebt · US$65MWith 2 others
  37. 2024

    17 rounds

  38. Dec
    VambeCL · LatamList$3.9MWith 2 others
  39. Dec
    CAT LabsSeed · US$5.4MWith 4 others
  40. Dec
    BriefcaseSeed · GB$3.0MWith 4 others
  41. Oct
    PreparedSeries B · US · AlleyWatch$27MWith 3 others
  42. Oct
    AvantosSeed · US$9.2MWith 1 other
  43. Oct
    RadiantGraphSeed · US$3.0MWith 3 others

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 registration3 named

CMCarter Milliken ReumManaging DirectoriForm ADV
CRCourtney ReumManaging DirectoriForm ADV
KAKarl AlomarManaging DirectoriForm ADV

We also hold 33 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

$2.7Bgross assets of its funds, 2 advisers combinedOct 2026
Exemptreporting adviserventure or small private funds
Legal name
M13 Holdings Company, LLC
SEC number
CRD 305020

What they claim to have backed

From their own portfolio page (on their website)

0 of 2 we have independently watched raise

ClaudePapertiger

Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.

Who they invest alongside

The investors most often in the same rounds as M13. A count of rooms they were both in, not a relationship either has claimed.

Recently backed

The latest companies M13 put money into.

Quick answers about M13

What does M13 invest in?

M13 invests most often at Seed and Series A (65% of the rounds on record), in sectors such as Sector-agnostic, Agnostic and Industry Agnostic.

How active is M13?

107 investments on record, 16 of them in the last 12 months, and it led 10. The most recent was in Sept 2026.

What has M13 invested in recently?

Its most recent investments on record: Baselayer (Series A, Sept 2026), Ayble Health (Series A, Sept 2026) and Rime (Series A, Jul 2026).

How big are M13's cheques?

The median round it joins is $9.4M.

Does M13 lead rounds?

Sometimes: it led 10 of its 107 investments on record (9%).

Where does M13 invest?

Most of the companies it backs are in the United States (95%).

Is M13 investing now?

Yes: it is actively investing, with 16 investments in the last 12 months.

Who does M13 invest alongside?

Most often Alumni Ventures (5 rounds together), Flybridge (5 rounds together) and Andreessen Horowitz (4 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