United States · Investor

Union Square Ventures

Last cheque observed Oct 2026; 406 cheques on record.

Deploying nowNew fund $151M, Jul 2022VC firm

Pre-seedSeedSeries AAI & Machine LearningAdvertising (AdTech)Artificial Intelligence & Machine Learning (AI/ML)

Deploying now
98%of best year50cheques in 12 months, 406 on record
Since the last cheque4days00hrs00min00sec
Median round$17MCheque size, as they say$1.0M – $20MRounds led17 of 406Sole investor23 roundsExits19 from the portfolioMostly inUnited States, 72%
Pitch Union Square Ventures

Union Square Ventures highlights

  1. 01

    50 cheques in the last 12 months

  2. 02

    Mostly Series A and Series B: 51% of its rounds

  3. 03

    Sole investor in 23 rounds, median $6.6M

  4. 04

    19 exits from the portfolio

What they do

Union Square Ventures is a venture capital firm based in New York City.From their own website
Type
VC firm (from a list, unverified)
Cheque size
$1.0M – $20M as they say
Stages
Pre-seedSeedSeries ASeries BGrowthPre-IPO
Sectors
AI & Machine LearningAdvertising (AdTech)Artificial Intelligence & Machine Learning (AI/ML)
Based in
New York, United States
Cold pitches
Accepted

The record

Every round we can evidence, newest first406 appearances

  1. 2026

    43 rounds

  2. Oct
    MachentaSeed · GB · Google News search$40MLed
  3. Oct
    ParadevSeed · US · Google News search$12MLed
  4. Oct
    TolanUS · Google News search$30MWith 2 others
  5. Oct
    TaskletUS · Google News search$13MWith 10 others
  6. Oct
    Nous ResearchSeries B · US · Firms' own news pages$90MWith 6 others
  7. Sept
    Rune EnergySeries A · US$40MWith 2 others
  8. Sept
    MombakDebt · BR$39MWith 2 others
  9. Sept
    Efficient ComputerSeries B · US$97MWith 3 others
  10. Sept
    TeamsharesUS$225MWith 3 others
  11. Sept
    ZanskarGrant · US$40MWith 4 others
  12. Sept
    OdysseyDebt · US$47MWith 4 others
  13. Aug
    GrittSeries A · US · Ventureburn$26MWith 6 others
  14. Jul
    PascalSeries A · US · AlleyWatch$9.0MLed
  15. Jul
    Nous ResearchSeries B · US · TechCrunch$75MWith 1 other
  16. Jul
    AddiSeries D · CO · LatamList$86MWith 8 others
  17. Jul
    AlqemPre-seed · DE$9.1MWith 1 other
  18. Jun
    fomoSeries B · US · AlleyWatch$75MWith 5 others
  19. Jun
    Generalist AISeries B · US · Ventureburn$400MWith 13 others
  20. Jun
    SunoSeries D · US · TechCrunch$400MWith 9 others
  21. Jun
    BoardSeries A · US · TechCrunch$20MLed
  22. Jun
    AbridgeVenture · USUndisclosedWith 4 others
  23. May
    Status AISeed · US · TechCrunch$17MWith 4 others
  24. May
    ConsensusVenture · US$30MWith 3 others
  25. May
    XFuelGrant · IE$4.8MWith 3 others
  26. Apr
    Somos InternetSeries B · CO · LatamList$40MWith 6 others
  27. Apr
    TaskletVenture · USUndisclosedWith 3 others
  28. Apr
    Anthro EnergyGrant · US$25MWith 3 others
  29. Mar
    StediSeries C · US · Ventureburn$50MWith 7 others
  30. Mar
    IsembardSeries A · GB · Ventureburn$50MLed
  31. Mar
    DoctronicSeries B · US$40MWith 4 others
  32. Mar
    fxhashVenture · FRUndisclosedWith 2 others
  33. Feb
    AddiDebt · CO · LatamList$89MWith 5 others
  34. Feb
  35. Feb
    RelaySeries B · Ventureburn$17MLed
  36. Feb
    ForerunnerSeries B · US$26MWith 3 others
  37. Feb
    UpgradeDebt · US$250MWith 3 others
  38. Feb
    Somos InternetVenture · COUndisclosedWith 4 others
  39. Feb
    Uniswap LabsVenture · USUndisclosedWith 5 others
  40. Jan
    LydianVenture · US$44MWith 2 others
  41. Jan
    RadiantSeed · FR$2.4MWith 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 registration12 named

ABAlbert Bradford WengerManaging Member of General PartneriFiling they signed
ABAndrew Bradford WeissmanManaging Member of General PartneriFiling they signed
FBFrederick Bradford WilsonManaging Member of General PartneriFiling they signed
JWJohn W. ButtrickManaging Member of the General PartneriFiling they signed
KRKerri RachlinManaging MemberiFiling they signed
KRKerriann RachlinMemberiForm ADV
NGNicholas GrossmanMemberiForm ADV
NGNick GrossmanManaging MemberiFiling they signed
RBR. Bradford BurnhamManaging Member of General PartneriFiling they signed
RARebecca Anne KadenManaging MemberiFiling they signed
RBRufus Bradford BurnhamMemberiForm ADV
SMSamson MeseleManaging MemberiFiling they signed

We also hold 31 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

$3.2Bgross assets of its fundsOct 2026
Exemptreporting adviserventure or small private funds
Legal name
Union Square Ventures, LLC
SEC number
CRD 162375

Who backs their funds

1 LP on record in Union Square Ventures's funds

Committed
$235M
Funds
13
Vintages
2004 to 2024

The institutions that put money into its funds, which the firm then invests in companies.Source: the pension's own report, latest Sept 2025.

Exits from the portfolio

Companies it backed that were later bought or listed19 in all

AMEEBought by Pi LtdUndisclosedNov 2015
CovestorBought by Interactive Brokers GroupUndisclosedApr 2015
FirebaseBought by GoogleUndisclosedOct 2014
FlurryBought by Yahoo!$200MJul 2014
deliciousBought by ScienceUndisclosedMay 2014
TwitterListed$1.8BNov 2013
GetGlueBought by i.TVUndisclosedNov 2013
AdaptiveBlueBought by i.TVUndisclosedNov 2013
TumblrBought by Yahoo!$1.1BMay 2013
Tasty LabsBought by WalmartLabsUndisclosedMay 2013
BehanceBought by Adobe Systems$150MDec 2012
IndeedBought by Recruit Co., LtdUndisclosedOct 2012
ClickableBought by SyncapseUndisclosedJun 2012
ZyngaListedUndisclosedDec 2011
deliciousBought by AVOS SystemsUndisclosedApr 2011
Outside.inBought by AOLUndisclosedMar 2011
Pinch MediaBought by FlurryUndisclosedDec 2009
TacodaBought by AOL$275MJul 2007
deliciousBought by Yahoo!UndisclosedDec 2005

An exit counts when it came after the firm's first round in the company. From historical deal records.

Who they invest alongside

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

Recently backed

The latest companies Union Square Ventures put money into.

Books by the people here

One book written by people at Union Square Ventures: Albert Wenger.

As an Amazon Associate we earn from qualifying purchases.

On podcasts

6 episodes naming Union Square Ventures in the title, and 4 more that mention it.

Mentioned in

Quick answers about Union Square Ventures

What does Union Square Ventures invest in?

Union Square Ventures invests most often at Series A and Series B (51% of the rounds on record), in sectors such as AI & Machine Learning, Advertising (AdTech) and Artificial Intelligence & Machine Learning (AI/ML).

How active is Union Square Ventures?

406 investments on record, 50 of them in the last 12 months, and it led 17. The most recent was in Oct 2026.

What has Union Square Ventures invested in recently?

Its most recent investments on record: Machenta (Seed, Oct 2026), Paradev (Seed, Oct 2026) and Tolan (Oct 2026).

How big are Union Square Ventures's cheques?

The median round it joins is $17M. It says it writes cheques of $1.0M to $20M.

Does Union Square Ventures lead rounds?

Sometimes: it led 17 of its 406 investments on record (4%).

Where does Union Square Ventures invest?

Most of the companies it backs are in the United States (72%), Colombia (10%) and the United Kingdom (5%).

Is Union Square Ventures investing now?

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

Who does Union Square Ventures invest alongside?

Most often Andreessen Horowitz (36 rounds together), Spark Capital (35 rounds together) and SV Angel (33 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