United States · Investor

01 Advisors

Last cheque observed Oct 2026; 13 cheques on record.

VC firmDeploying nowNew fund $132M, Sept 2026

SeedSeries ASeries BAI & Machine LearningArtificial Intelligence & Machine Learning (AI/ML)Big Data & Analytics

Deploying now
83%of best year5cheques in 12 months, 13 on record
Since the last cheque13days00hrs00min00sec
Median round$76MRounds led3 of 13Mostly inUnited States, 100%
Pitch 01 Advisors

01 Advisors highlights

  1. 01

    5 cheques in the last 12 months

  2. 02

    Mostly Series A and Series B: 67% of its rounds

  3. 03

    Led 3 rounds

What they do

01A is a Venture Capital Firm.From their own website
Type
VC firm (from a list, unverified)
Cheque size
Up to $20M as they say
Stages
SeedSeries ASeries BGrowthPre-IPO
Sectors
AI & Machine LearningArtificial Intelligence & Machine Learning (AI/ML)Big Data & Analytics
Based in
San Francisco, United States
Cold pitches
Not stated

The record

Every round we can evidence, newest first13 appearances

  1. 2026

    5 rounds

  2. Oct
    Warp SciencesSeries A · US · Analytics India Magazine$215MWith 27 others
  3. Oct
    ArenaSeries B · US · Firms' own news pages$200MWith 7 others
  4. May
  5. Mar
    CrosbySeries B · US · AlleyWatch$60MWith 6 others
  6. Feb
    RenderSeries C · US · TechStartups$100MWith 7 others
  7. 2025

    4 rounds

  8. Nov
    Sublime SecuritySeries C · US · AlleyWatch$150MWith 10 others
  9. Sept
    Micro1Series A · US · TechCrunch$35MLed
  10. May
    SiroSeries B · TechCrunch$50MWith 9 others
  11. Feb
    BasetenSeries C · US · TechStartups$75MWith 6 others
  12. 2023

    1 round

  13. Sept
    LinearSeries B · US · Karri Saarinen$35MWith 16 others
  14. 2021

    1 round

  15. Oct
    LOOPSeries A · US · Foundry GroupUndisclosedLed
  16. 2019

    2 rounds

  17. Dec
    Observe.aiSeries A · US · FinSMEs$26MWith 4 others
  18. Sept
    TipaltiSeries D · US · FinSMEs$76MWith 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 registration2 named

AMAdam Michael BainManaging Director of General PartneriFiling they signed
RWRichard William CostoloManaging Director of General PartneriFiling they signed

We also hold 6 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

$1.3Bgross assets of its fundsOct 2026
Exemptreporting adviserventure or small private funds
Legal name
010118 Management, L.P.
SEC number
CRD 301237

Who they invest alongside

The investors most often in the same rounds as 01 Advisors. A count of rooms they were both in, not a relationship either has claimed.

Recently backed

The latest companies 01 Advisors put money into.

Quick answers about 01 Advisors

What does 01 Advisors invest in?

01 Advisors invests most often at Series A and Series B (67% of the rounds on record), in sectors such as AI & Machine Learning, Artificial Intelligence & Machine Learning (AI/ML) and Big Data & Analytics.

How active is 01 Advisors?

13 investments on record, 5 of them in the last 12 months, and it led 3. The most recent was in Oct 2026.

What has 01 Advisors invested in recently?

Its most recent investments on record: Warp Sciences (Series A, Oct 2026), Arena (Series B, Oct 2026) and Capchase (Undisclosed round, May 2026).

How big are 01 Advisors's cheques?

The median round it joins is $76M.

Does 01 Advisors lead rounds?

Yes: it led 3 of its 13 investments on record (23%).

Where does 01 Advisors invest?

Most of the companies it backs are in the United States (100%).

Is 01 Advisors investing now?

Yes: it is actively investing, with 5 investments in the last 12 months.

Who does 01 Advisors invest alongside?

Most often IVP (3 rounds together), Index Ventures (3 rounds together) and Georgian (2 rounds together).

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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