United States · Investor

Section 32

Last cheque observed Sep 2026; 24 cheques on record.

VC firmDeploying nowLast fund $481M, Jul 2023

Pre-seedSeedSeries AEhealthHealthier LivingHealthcare

Deploying now
67%of best year2cheques in 12 months, 24 on record
Since the last cheque42days00hrs00min00sec
Median round$45MCheque size, as they say$10K – $10MRounds led3 of 24Sole investor1 roundsMostly inUnited States, 96%
Pitch Section 32

Section 32 highlights

  1. 01

    2 cheques in the last 12 months

  2. 02

    Mostly Series B and Series A: 70% of its rounds

  3. 03

    Sole investor in 1 rounds, median $14M

What they do

Type
VC firm (from a list, unverified)
Cheque size
$10K – $10M as they say
Stages
Pre-seedSeedSeries ASeries BGrowthPre-IPO
Sectors
EhealthHealthier LivingHealthcare
Based in
San Diego, United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first24 appearances

  1. 2026

    2 rounds

  2. Sept
    EmaSeries B · US · Inc42$77MWith 6 others
  3. Aug
    Network BioUS · Ventureburn$50MWith 7 others
  4. 2025

    3 rounds

  5. Oct
    NewLimitUS · Ventureburn$45MWith 11 others
  6. May
    Inductive BioSeries A · US · AlleyWatch$25MWith 7 others
  7. Apr
    Endor LabsSeries B · US · TechCrunch$93MWith 8 others
  8. 2019

    7 rounds

  9. Dec
    Aspen NeuroscienceSeed · US · FinSMEs$6.5MWith 5 others
  10. Dec
    XOKindSeed · US · FinSMEs$1.7MLed
  11. Jul
    FreenomeSeries B · US · FinSMEs$160MWith 11 others
  12. Jul
    Cradle GenomicsSeries A · US · FinSMEs$17MLed
  13. May
    ThriveSeries A · US · FinSMEs$110MWith 9 others
  14. May
    MedCryptSeries A · US · FinSMEs$5.3MLed
  15. Apr
    Embark VeterinarySeries A · US · FinSMEs$10MWith 6 others
  16. 2018

    6 rounds

  17. Sept
    Fulcrum TherapeuticsSeries B · US · FinSMEs$80MWith 6 others
  18. Jul
    MetromileSeries E · US · VentureBeat$90MWith 4 others
  19. Jul
    DialpadSeries D · US · FinSMEs$50MWith 4 others
  20. Jul
    Cue HealthSeries B · US · Cuehealth$45MWith 7 others
  21. Apr
    VinetiSeries B · US · FinSMEs$34MWith 5 others
  22. Feb
    CelularityUS · FinSMEs$250MWith 7 others
  23. 2017

    6 rounds

  24. Dec
    RelaySeries B · US · FinSMEs$63MWith 5 others
  25. Oct
    LimeBikeSeries B · US · FinSMEs$50MWith 7 others
  26. Oct
    KobaltSeries D · US · TechCrunch$14MSole investor
  27. Sept
    DialpadUS · VentureBeat$17MWith 4 others
  28. Aug
    TeckroSeries B · IE · Irishtimes$10MWith 2 others
  29. Jul
    BloomAPISeed · US · FinSMEs$2.4MWith 8 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 registration2 named

BMBill MarisManaging Member of the General PartneriFiling they signed
WJWilliam J. MarisManaging Member of the General PartneriFiling they signed

We also hold 14 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 they claim to have backed

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 Section 32. A count of rooms they were both in, not a relationship either has claimed.

Recently backed

The latest companies Section 32 put money into.

Quick answers about Section 32

What does Section 32 invest in?

Section 32 invests most often at Series B and Series A (70% of the rounds on record), in sectors such as Ehealth, Healthier Living and Healthcare.

How active is Section 32?

24 investments on record, 2 of them in the last 12 months, and it led 3. The most recent was in Sept 2026.

What has Section 32 invested in recently?

Its most recent investments on record: Ema (Series B, Sept 2026), Network Bio (Undisclosed round, Aug 2026) and NewLimit (Oct 2025).

How big are Section 32's cheques?

The median round it joins is $45M. It says it writes cheques of $10K to $10M.

Does Section 32 lead rounds?

Sometimes: it led 3 of its 24 investments on record (13%).

Where does Section 32 invest?

Most of the companies it backs are in the United States (96%).

Is Section 32 investing now?

Yes: it is actively investing, with 2 investments in the last 12 months.

Who does Section 32 invest alongside?

Most often S32 (5 rounds together), Andreessen Horowitz (4 rounds together) and Casdin Capital (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