AI investors · All time

Investors backing AI companies across stages, from applications to infrastructure.

211

Connecticut InnovationsLatest Oct 12

Loops AI · $3.5M Seed UltraSight · $24M Series B2

6rounds

0led

Healthtech 3Cybersecurity 1Ecommerce 1

Seed 3, Series B 2, Series A 1

Oct 12, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 3, Series B 2, Series A 1

Loops AI $3.5M Seed UltraSight $24M Series B2 Queen One $25M Series A

212

HSGLatest Oct 8

Manus · >$500M Undisclosed Anew Labs · $290M Funding

6rounds

1led

AI 4Biotech 1Robotics 1

Undisclosed 4, Growth 1, Series A 1

Oct 8, 2026

Details

New companies 6 · Follow-on 0

Stages: Undisclosed 4, Growth 1, Series A 1

Manus >$500M Undisclosed Anew Labs $290M Funding Clipto $15M Funding

213

The House FundLatest Oct 8

Arena · $200M Series B SkyPilot · $20M Seed

6rounds

0led

AI 5Cybersecurity 1

Series A 2, Series B 2, Seed 1, Undisclosed 1

Oct 8, 2026

Details

New companies 5 · Follow-on 1

Stages: Series A 2, Series B 2, Seed 1, Undisclosed 1

Arena $200M Series B SkyPilot $20M Seed Bespoke Labs $40M Series A

214

Vine VenturesLatest Oct 8

Persona · $10M Undisclosed Wonderful · $550M Series C

6rounds

1led

AI 2Biotech 1Cybersecurity 1

Series A 2, Series B 2, Series C+ 1, Undisclosed 1

Oct 8, 2026

Details

New companies 5 · Follow-on 1

Stages: Series A 2, Series B 2, Series C+ 1, Undisclosed 1

Persona $10M Undisclosed Wonderful $550M Series C Remepy $36M Series A

215

Greenfield PartnersLatest Oct 5

RobCo · Undisclosed Primary investment and employee secondary transaction OLIGO Security · $60M Growth

6rounds

0led

AI 2Cybersecurity 2Industrial tech 2

Series C+ 3, Growth 1, Series B 1, Undisclosed 1

Oct 5, 2026

Details

New companies 5 · Follow-on 1

Stages: Series C+ 3, Growth 1, Series B 1, Undisclosed 1

RobCo Undisclosed Primary investment and employee secondary transaction OLIGO Security $60M Growth Patronus AI $50M Series B

216

42CAPLatest Oct 1

Deepslate · €7.7M Seed Kontext · $4M Seed

6rounds

2led

AI 3Fintech 2Cybersecurity 1

Seed 4, Pre-seed 1, Series B 1

Oct 1, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 4, Pre-seed 1, Series B 1

Deepslate €7.7M Seed Kontext $4M Seed ARC Intelligence €4M Seed

217

Plug and Play VenturesLatest Oct 1

Joe AI · €2M Undisclosed Palma.ai · $1.8M Pre-seed

6rounds

0led

Cybersecurity 2Healthtech 2Climate tech 1

Pre-seed 2, Seed 2, Series A 1, Undisclosed 1

Oct 1, 2026

Details

New companies 6 · Follow-on 0

Stages: Pre-seed 2, Seed 2, Series A 1, Undisclosed 1

Joe AI €2M Undisclosed Palma.ai $1.8M Pre-seed Artemis $6M Series A

218

Susa VenturesLatest Oct 1

Volantis · $88M Series A Euka AI · $5M Seed

6rounds

1led

Healthtech 2AI 1Cybersecurity 1

Series A 3, Seed 1, Series B 1, Series C+ 1

Oct 1, 2026

Details

New companies 6 · Follow-on 0

Stages: Series A 3, Seed 1, Series B 1, Series C+ 1

Volantis $88M Series A Euka AI $5M Seed Henry AI $16.5M Series A

219

OvermatchLatest Sep 30

Efficient Computer · $100M Additional funding Quartermaster · $140M Series B equity + debt facility

6rounds

0led

Defense tech 3Hardware 2AI 1

Series B 3, Series A 2, Undisclosed 1

Sep 30, 2026

Details

New companies 5 · Follow-on 1

Stages: Series B 3, Series A 2, Undisclosed 1

Efficient Computer $100M Additional funding Quartermaster $140M Series B equity + debt facility Armada $230M Series B

220

Toyota VenturesLatest Sep 30

Efficient Computer · $100M Additional funding Slamcore · $14M Undisclosed

6rounds

0led

AI 3Hardware 2Industrial tech 1

Seed 3, Undisclosed 2, Series A 1

Sep 30, 2026

Details

New companies 5 · Follow-on 1

Stages: Seed 3, Undisclosed 2, Series A 1

Efficient Computer $100M Additional funding Slamcore $14M Undisclosed Autoscience $14M Seed

221

BpifranceLatest Sep 29

Edison IA · €1M Seed Ed.ai · €5M Seed

6rounds

0led

AI 3Biotech 1Cybersecurity 1

Seed 3, Pre-seed 1, Series C+ 1, Undisclosed 1

Sep 29, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 3, Pre-seed 1, Series C+ 1, Undisclosed 1

Edison IA €1M Seed Ed.ai €5M Seed Omniscient $4.1M Pre-Seed

222

Socratic PartnersLatest Sep 24

PicoJool · $27.5M Series A Delos Data · >$100M Funding

6rounds

1led

AI 3Hardware 3

Series A 2, Series B 2, Series C+ 1, Undisclosed 1

Sep 24, 2026

Details

New companies 6 · Follow-on 0

Stages: Series A 2, Series B 2, Series C+ 1, Undisclosed 1

PicoJool $27.5M Series A Delos Data >$100M Funding Polaris Electro-Optics $50M Series B

223

Point NineLatest Sep 23

F13 · $5M Pre-seed Grubel · €3M Pre-seed

6rounds

2led

Agritech 2AI 2Enterprise software 1

Pre-seed 2, Seed 1, Series A 1, Series B 1, Undisclosed 1

Sep 23, 2026

Details

New companies 6 · Follow-on 0

Stages: Pre-seed 2, Seed 1, Series A 1, Series B 1, Undisclosed 1

F13 $5M Pre-seed Grubel €3M Pre-seed Aardaia €5M Seed

224

RedalpineLatest Sep 23

Basecamp Research · $140M Series C Arlequin AI · €28M Series A

6rounds

1led

AI 2Biotech 2Fintech 1

Seed 2, Series A 2, Series C+ 2

Sep 23, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series A 2, Series C+ 2

Basecamp Research $140M Series C Arlequin AI €28M Series A telli $15M Seed

225

6 Degrees CapitalLatest Sep 22

Verda · $189M Series B and additional investment HeyDiga · €5.5M Seed

6rounds

1led

AI 3Developer tools 1Enterprise software 1

Seed 2, Series A 2, Pre-seed 1, Series B 1

Sep 22, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series A 2, Pre-seed 1, Series B 1

Verda $189M Series B and additional investment HeyDiga €5.5M Seed Conveo $50M Series A

226

Blumberg CapitalLatest Sep 22

Snorkel AI · $350M Series E Angle Health · $200M Series C and tender offer

6rounds

0led

Cybersecurity 2AI 1Enterprise software 1

Series A 3, Series C+ 2, Seed 1

Sep 22, 2026

Details

New companies 6 · Follow-on 0

Stages: Series A 3, Series C+ 2, Seed 1

Snorkel AI $350M Series E Angle Health $200M Series C and tender offer Aryon Security $29M Series A

227

EQT VenturesLatest Sep 22

Biolevate · €30M Series A Ineffable Intelligence · $1.1B Seed

6rounds

0led

Enterprise software 2AI 1Cybersecurity 1

Series A 4, Seed 1, Series C+ 1

Sep 22, 2026

Details

New companies 6 · Follow-on 0

Stages: Series A 4, Seed 1, Series C+ 1

Biolevate €30M Series A Ineffable Intelligence $1.1B Seed Starcloud $170M Series A

228

Lifeline VenturesLatest Sep 22

Verda · $189M Series B and additional investment Hyperion Robotics · $7.4M Growth

6rounds

0led

AI 1Developer tools 1Ecommerce 1

Growth 1, Seed 1, Series A 1, Series B 1, Series C+ 1, Undisclosed 1

Sep 22, 2026

Details

New companies 5 · Follow-on 1

Stages: Growth 1, Seed 1, Series A 1, Series B 1, Series C+ 1, Undisclosed 1

Verda $189M Series B and additional investment Hyperion Robotics $7.4M Growth Iceye €450M Series F

229

Precursor VenturesLatest Sep 22

Snag · $4M Seed Pilot Protocol · $4.5M Seed

6rounds

0led

AI 2Enterprise software 2Healthtech 1

Seed 5, Pre-seed 1

Sep 22, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 5, Pre-seed 1

Snag $4M Seed Pilot Protocol $4.5M Seed Dopl Technologies $6.3M Seed

230

Slow VenturesLatest Sep 22

Snag · $4M Seed Ellis · $10M Seed

6rounds

2led

Proptech 3Cybersecurity 1Enterprise software 1

Seed 6

Sep 22, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 6

Snag $4M Seed Ellis $10M Seed NanoClaw $12M Seed

231

TesiLatest Sep 22

Verda · $189M Series B and additional investment Iceye · €450M Series F

6rounds

0led

AI 1Biotech 1Climate tech 1

Series A 2, Seed 1, Series B 1, Series C+ 1, Undisclosed 1

Sep 22, 2026

Details

New companies 5 · Follow-on 1

Stages: Series A 2, Seed 1, Series B 1, Series C+ 1, Undisclosed 1

Verda $189M Series B and additional investment Iceye €450M Series F Verda $117M Undisclosed

232

Walden Catalyst VenturesLatest Sep 22

Snorkel AI · $350M Series E Polaris Electro-Optics · $50M Series B

6rounds

1led

AI 3Hardware 2Cybersecurity 1

Seed 2, Series B 2, Series C+ 2

Sep 22, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series B 2, Series C+ 2

Snorkel AI $350M Series E Polaris Electro-Optics $50M Series B Nearfield Instruments $380M Series D

233

Commerce VenturesLatest Sep 21

Footprint · $25M Series B Kastle · $24M Series A

6rounds

0led

Fintech 4AI 1Enterprise software 1

Series A 3, Undisclosed 2, Series B 1

Sep 21, 2026

Details

New companies 6 · Follow-on 0

Stages: Series A 3, Undisclosed 2, Series B 1

Footprint $25M Series B Kastle $24M Series A Pie $19.5M Series A

234

Sierra VenturesLatest Sep 21

AI Hospitality Group · $7.5M Seed Quintessent · $40M Series A

6rounds

0led

AI 2Cybersecurity 1Enterprise software 1

Seed 2, Series A 2, Series B 1, Undisclosed 1

Sep 21, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series A 2, Series B 1, Undisclosed 1

AI Hospitality Group $7.5M Seed Quintessent $40M Series A Smallest.ai $13M Series A

235

RTP GlobalLatest Sep 18

Flam · $40M Series B Attention · $30M Series B

6rounds

0led

AI 2Enterprise software 1Healthtech 1

Seed 2, Series A 1, Series B 1, Series C+ 1, Undisclosed 1

Sep 18, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series A 1, Series B 1, Series C+ 1, Undisclosed 1

Flam $40M Series B Attention $30M Series B Tonada Undisclosed Seed

236

AvenirLatest Sep 17

Crusoe · $3.9B Series F (initial close; anticipated total)Cognition · >$2B Series E

6rounds

0led

AI 3Biotech 1Fintech 1

Series C+ 6

Sep 17, 2026

Details

New companies 6 · Follow-on 0

Stages: Series C+ 6

Crusoe $3.9B Series F (initial close; anticipated total)Cognition >$2B Series E Inspiren $70M Series C

237

Caffeinated CapitalLatest Sep 17

Luzern Risk · $45M Series B Integral Privacy Technologies · $18M Series A

6rounds

0led

Cybersecurity 2Fintech 2Defense tech 1

Series A 2, Series B 2, Growth 1, Series C+ 1

Sep 17, 2026

Details

New companies 6 · Follow-on 0

Stages: Series A 2, Series B 2, Growth 1, Series C+ 1

Luzern Risk $45M Series B Integral Privacy Technologies $18M Series A Twenty $100M Series B

238

Cambium CapitalLatest Sep 17

Arcee AI · ≥$150M Series B Polaris Electro-Optics · $50M Series B

6rounds

1led

AI 4Hardware 2

Series B 2, Series C+ 2, Seed 1, Series A 1

Sep 17, 2026

Details

New companies 5 · Follow-on 1

Stages: Series B 2, Series C+ 2, Seed 1, Series A 1

Arcee AI ≥$150M Series B Polaris Electro-Optics $50M Series B SambaNova $1B Series F

239

Gradient VenturesLatest Sep 17

Polyphron · $20M Seed BackOps · $42M Series B

6rounds

0led

Enterprise software 2Fintech 2Biotech 1

Seed 2, Series A 2, Series B 2

Sep 17, 2026

Details

New companies 6 · Follow-on 0

Stages: Seed 2, Series A 2, Series B 2

Polyphron $20M Seed BackOps $42M Series B Fazeshift $17M Series A

240

Qatar Investment AuthorityLatest Sep 17

Crusoe · $3.9B Series F (initial close; anticipated total)Positron AI · ≤$875M Series C and Series C-1 financing package

6rounds

0led

Hardware 3AI 2Space tech 1

Series C+ 6

Sep 17, 2026

Details

New companies 6 · Follow-on 0

Stages: Series C+ 6

Crusoe $3.9B Series F (initial close; anticipated total)Positron AI ≤$875M Series C and Series C-1 financing package SambaNova $1B Series F

“—” in Led means every role for that investor in this period is undisclosed; it does not mean zero leads. New companies counts the first participation in a company in our records; follow-on counts later participation.