United States · Investor

Walden Catalyst

Last cheque observed Oct 2026; 9 cheques on record.

Deploying nowNew fund $601M, Dec 2021VC firm

SeedSeries ASeries BPaasIoTMiddleware

Deploying now
100%of best year5cheques in 12 months, 9 on record
Since the last cheque4days00hrs00min00sec
Median round$44MRounds led5 of 9Mostly inUnited States, 44%
Pitch Walden Catalyst

Walden Catalyst highlights

  1. 01

    5 cheques in the last 12 months

  2. 02

    Mostly Series B and Seed: 67% of its rounds

  3. 03

    Led 5 rounds

What they do

We back the bold and the daring, pioneers. ... 200+ invested companies.From their own website
Type
VC firm (from a list, unverified)
Cheque size
Not stated
Stages
SeedSeries ASeries BGrowth
Sectors
PaasIoTMiddleware
Based in
San Francisco, United States
Cold pitches
Not accepted

The record

Every round we can evidence, newest first9 appearances

  1. 2026

    5 rounds

  2. Oct
    HyperbolicSeries A · US · AI Funding Tracker$30MLed
  3. Sept
    Snorkel AIGrowth · US · Blumberg Capital$350MWith 18 others
  4. Jun
    Nearfield InstrumentsSeries D · NL · Ventureburn$380MWith 8 others
  5. May
    Nace.AISeed · US · Firms' own news pages$22MLed
  6. Apr
    NeoCognitionSeed · US · TechCrunch$40MLed
  7. 2025

    2 rounds

  8. Jun
    SpeedataSeries B · IL · TechCrunch$44MLed
  9. Jan
    Ati MotorsSeries B · IN · TechCrunch$20MLed
  10. 2024

    1 round

  11. Dec
    AnyboticsSeries B · CH · TechCrunch$60MWith 7 others
  12. 2022

    1 round

  13. Jul
    AI21 LabsSeries B · IL · Ahren Innovation Capital$64MWith 5 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

LBLip Bu TanManaging DirectoriForm ADV
LTLip-Bu TanManaging DirectoriFiling they signed
YSYoung SohnManaging DirectoriFiling they signed

We also hold 7 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

$477Mgross assets of its fundsOct 2026
Exemptreporting adviserventure or small private funds
Legal name
Walden Catalyst Management, LLC
SEC number
CRD 315491

Who they invest alongside

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

Recently backed

The latest companies Walden Catalyst put money into.

Quick answers about Walden Catalyst

What does Walden Catalyst invest in?

Walden Catalyst invests most often at Series B and Seed (67% of the rounds on record), in sectors such as Paas, IoT and Middleware.

How active is Walden Catalyst?

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

What has Walden Catalyst invested in recently?

Its most recent investments on record: Hyperbolic (Series A, Oct 2026), Snorkel AI (Growth, Sept 2026) and Nearfield Instruments (Series D, Jun 2026).

How big are Walden Catalyst's cheques?

The median round it joins is $44M.

Does Walden Catalyst lead rounds?

Yes: it led 5 of its 9 investments on record (56%).

Where does Walden Catalyst invest?

Most of the companies it backs are in the United States (44%), Israel (22%) and the Netherlands (11%).

Is Walden Catalyst investing now?

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

Who does Walden Catalyst invest alongside?

Most often Cambium Capital (2 rounds together), General Catalyst (2 rounds together) and Lip-Bu Tan (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