Investor Lists

Series A advertising & Adtech investors

Updated 7 November 2026

Firms we have watched take part in a Series A round raised by an advertising & Adtech company in the last two years. Both the stage and the sector are what they did, not what their website says.

See all 105 →The top 25
105investors on the list+5 this week
4,121cheques in 12 months-19% against the market
$8.8Mmedian round they joined+10% against the market median
93%wrote a cheque in 12 months
63%have led a round

The Top 25

Ordered by cheques observed, never by anything anyone paid for

Deploying now (25)

  1. 1Y CombinatorDeploying nowAccelerator · United States6,412$3Mmedian roundOct 2026last seen
  2. 2TechstarsDeploying nowVC firm · United States2,989$1.2Mmedian roundNov 2026last seen
  3. 3Alumni VenturesDeploying nowVC firm · United States1,598$12Mmedian roundNov 2026last seen
  4. 4General CatalystDeploying nowVC firm · United States1,387$27Mmedian roundNov 2026last seen
  5. 5BpifranceDeploying nowGovernment · France1,151$4.5Mmedian roundOct 2026last seen
  6. 6Khosla VenturesDeploying nowVC firm · United States1,128$26Mmedian roundNov 2026last seen
  7. 7Founders FundDeploying nowVC firm · United States1,122$15Mmedian roundOct 2026last seen
  8. 8GaingelsDeploying nowPrivate equity · United States1,010$8Mmedian roundOct 2026last seen
  9. 9Kima VenturesDeploying nowVC firm · France859$4.2Mmedian roundNov 2026last seen
  10. 10FJ LabsDeploying nowVC firm · United States849$11Mmedian roundOct 2026last seen
  11. 11Google for StartupsDeploying nowAccelerator · United States811$1.4Mmedian roundSept 2026last seen
  12. 12GreycroftDeploying nowVC firm · United States655$13Mmedian roundNov 2026last seen
  13. 13Korea Tech Incubator Program For StartupDeploying nowGovernment · South Korea597$2.1Mmedian roundSept 2026last seen
  14. 14CRVDeploying nowVC firm · United States588$20Mmedian roundOct 2026last seen
  15. 15BenchmarkDeploying nowVC firm · United States587$30Mmedian roundOct 2026last seen
  16. 16Pioneer FundDeploying nowPrivate equity · United States551$2.9Mmedian roundNov 2026last seen
  17. 17Goodwater CapitalDeploying nowVC firm · United States526$4.1Mmedian roundSept 2026last seen
  18. 18Creative Destruction LabDeploying nowAccelerator · Canada427$3Mmedian roundSept 2026last seen
  19. 19FirstMarkDeploying nowVC firm · United States319$20Mmedian roundOct 2026last seen
  20. 20Endeavor CatalystDeploying nowCorporate VC · United States318$30Mmedian roundOct 2026last seen
  21. 21Peak XVDeploying nowVC firm · United States317$15Mmedian roundNov 2026last seen
  22. 22QED InvestorsDeploying nowVC firm · United States314$29Mmedian roundOct 2026last seen
  23. 23Korea Investment PartnersDeploying nowVC firm · South Korea298$8Mmedian roundNov 2026last seen
  24. 24Craft VenturesDeploying nowVC firm · United States283$14Mmedian roundOct 2026last seen
  25. 25Eniac VenturesDeploying nowVC firm · United States227$8Mmedian roundJul 2026last seen
80 more on this list

All 105 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 →

Reading for founders at Series A

More books for founders and investors on the Reading List.

As an Amazon Associate we earn from qualifying purchases.

Quick answers about series A advertising & Adtech investors

Who are the most active series A advertising & Adtech investors?

By cheques observed, the most active are Y Combinator, Techstars, Alumni Ventures, General Catalyst and Bpifrance.

How many series A advertising & Adtech investors are there?

105 are on record. 93% made an investment in the last 12 months and 63% have led a round.

Which stages do series A advertising & Adtech investors back?

Of the rounds with a named stage in the last 12 months, mostly Seed (26%) and Series A (25%).

How big are the rounds series A advertising & Adtech investors join?

The typical (median) round among the leading investors here is $11M.

Which sectors do series A advertising & Adtech investors back most?

In the last 12 months, mostly AI, Fintech and Healthcare.

Which series A advertising & Adtech investors lead the most rounds?

General Catalyst (97 led), Khosla Ventures (57 led) and Founders Fund (42 led).

Where are series A advertising & Adtech investors based?

Most of the leading investors here are based in the United States (20 of the top 25); the rest in France and South Korea.

What have series A advertising & Adtech investors invested in recently?

Recent rounds include LionBio Therapeutics (Pre-seed, Nov 2026, with South Park Commons), Future Secure AI (Other, Nov 2026, with Square Peg) and Ocient (Series C, Nov 2026, with Greycroft).

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