Union Square Ventures Co-Investors 2026

Who Union Square Ventures invests alongside: Lightspeed Venture Partners, Link Ventures, Notion Capital — mapped across 18 portfolio companies in 9 sectors.

Union Square Ventures accounts for 59 tracked companies with verified cap-table data, 59 of which disclose round sizes totalling $9.3B. The median disclosed raise is $100M, and the largest is Suno at $775M, ahead of Abridge ($758M) and Stash ($666M).

The names that recur most often on these co-invested cap tables are Union Square Ventures (59 companies), Andreessen Horowitz (6 companies), Lightspeed Venture Partners (4 companies), Spark Capital (4 companies), Tiger Global Management (4 companies), Y Combinator (4 companies). By latest disclosed round, the market skews Series B (13), Series C (12), Series A (12), Series E (5).

Best funded Union Square Ventures companies

  1. Suno — $775M (latest: Series D)
  2. Abridge — $758M (latest: Series D)
  3. Stash — $666M (latest: Series H)
  4. Dapper Labs — $605M (latest: Series E)
  5. C2FO — $480M (latest: Series G)
  6. SoundCloud — $415M (latest: Growth)
  7. Foursquare — $400M (latest: Series F)
  8. Generalist AI — $400M (latest: Series C)
  9. Tagomi — $305M (latest: Series E)
  10. Teamshares — $245M (latest: Growth)
  11. Outschool — $240M (latest: Series D)
  12. PayJoy — $200M (latest: Series C)
  13. Mombak — $200M (latest: Series A)
  14. Splice — $160M (latest: Series C)
  15. Sift — $157M (latest: Series E)

Union Square Ventures — related firms and companies (56)

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