Investor Lists

Series B collaboration Tools investors

Updated 7 November 2026

Firms we have watched take part in a Series B round raised by a collaboration Tools company in the last two years. Both the stage and the sector are what they did, not what their website says.

See all 30 →The top 25
30investors on the listNo change this week
2,457cheques in 12 months-3% against the market
$21Mmedian round they joined+156% against the market median
87%wrote a cheque in 12 months
57%have led a round

The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (24)

  1. 1Y CombinatorDeploying nowAccelerator · United States6,412$3Mmedian roundOct 2026last seen
  2. 2Sequoia CapitalDeploying nowVC firm · United States2,099$35Mmedian roundNov 2026last seen
  3. 3Andreessen HorowitzDeploying nowVC firm · United States1,661$27Mmedian roundNov 2026last seen
  4. 4General CatalystDeploying nowVC firm · United States1,387$27Mmedian roundNov 2026last seen
  5. 5AccelDeploying nowVC firm · United States1,341$32Mmedian roundNov 2026last seen
  6. 6Lightspeed Venture PartnersDeploying nowVC firm · United States1,341$35Mmedian roundNov 2026last seen
  7. 7SeedcampDeploying nowVC firm · United Kingdom519$5Mmedian roundNov 2026last seen
  8. 8Spark CapitalDeploying nowVC firm · United States471$40Mmedian roundOct 2026last seen
  9. 9Abstract VenturesDeploying nowVC firm · United States295$13Mmedian roundNov 2026last seen
  10. 10LocalGlobeDeploying nowVC firm · United Kingdom269$12Mmedian roundOct 2026last seen
  11. 11BetaworksDeploying nowVC firm · United States251$4.3Mmedian roundAug 2026last seen
  12. 12Uncork CapitalDeploying nowVC firm · United States234$12Mmedian roundOct 2026last seen
  13. 13Z Venture CapitalDeploying nowCorporate VC · Japan200$10Mmedian roundOct 2026last seen
  14. 14South Park CommonsDeploying nowAccelerator · United States153$7.8Mmedian roundNov 2026last seen
  15. 15UpHonest CapitalDeploying nowVC firm · United States146$5Mmedian roundSept 2026last seen
  16. 16EmergenceDeploying nowVC firm · United States125$55Mmedian roundJan 2026last seen
  17. 17Firstminute CapitalDeploying nowVC firm · United Kingdom123$6.4Mmedian roundOct 2026last seen
  18. 18XYZ Venture CapitalDeploying nowVC firm · United States106$15Mmedian roundOct 2026last seen
  19. 19Guillermo RauchDeploying nowVC firm76$10Mmedian roundNov 2026last seen
  20. 20DG VENTURESDeploying nowAccelerator · United States70$2.9Mmedian roundSept 2026last seen
  21. 21SBIDeploying nowGrowth equity · United States17$24Mmedian roundJan 2026last seen
  22. 22NFDGDeploying nowGrowth equity · United States12$113Mmedian roundJun 2026last seen
  23. 23Snowflake VenturesDeploying nowCorporate VC · Australia7$65Mmedian roundSept 2026last seen
  24. 24DatadogDeploying nowCorporate VC · United States6$40Mmedian roundOct 2026last seen
  25. 25Amjad MasadquietAngel6$15Mmedian roundOct 2025last seen
5 more on this list

All 30 are in the app, with filters for stage, sector and market. A free account shows 10 per search, Pro up to 1,000.

See the whole list →

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Quick answers about series B collaboration Tools investors

Who are the most active series B collaboration Tools investors?

By cheques observed, the most active are Y Combinator, Sequoia Capital, Andreessen Horowitz, General Catalyst and Accel.

How many series B collaboration Tools investors are there?

30 are on record. 87% made an investment in the last 12 months and 57% have led a round.

Which stages do series B collaboration Tools investors back?

Of the rounds with a named stage in the last 12 months, mostly Seed (24%) and Series A (23%).

How big are the rounds series B collaboration Tools investors join?

The typical (median) round among the leading investors here is $15M.

Which sectors do series B collaboration Tools investors back most?

In the last 12 months, mostly AI, Fintech and Big Data & Analytics.

Which series B collaboration Tools investors lead the most rounds?

Andreessen Horowitz (114 led), Accel (103 led) and General Catalyst (97 led).

Where are series B collaboration Tools investors based?

Among the most active, most are based in the United States (18), the United Kingdom (3) and Japan (1).

What have series B collaboration Tools investors invested in recently?

Recent rounds include LionBio Therapeutics (Pre-seed, Nov 2026, with South Park Commons), Thinking Machines Lab (Other, Nov 2026, with Accel) and Nyquis (Seed, Nov 2026, with South Park Commons).

Built from the rounds we watched, refreshed every night. How we count · Report a correction