AI seed investors — September 2026 · Sep 1, 2026 – Sep 30, 2026

Who is backing AI startups at seed: lead rounds, new portfolio companies and follow-on investments.

Browse by month

Khosla VenturesLatest Sep 17

PrismML · $22.3M Seed Decimal AI · $4M Seed

4rounds

2led

AI 2Consumer 1Healthtech 1

Seed 4

Sep 17, 2026

Details

New companies 4 · Follow-on 0

Stages: Seed 4

PrismML $22.3M Seed Decimal AI $4M Seed Nara Health Undisclosed Seed

BoxGroupLatest Sep 21

Corridor · $25M Seed Ferry Health · $9M Seed

3rounds

0led

Healthtech 2Developer tools 1

Seed 3

Sep 21, 2026

Details

New companies 3 · Follow-on 0

Stages: Seed 3

Corridor $25M Seed Ferry Health $9M Seed Aranya $9M Seed

Qatar Development BankLatest Sep 30

Aligator · $1.2M Seed Dawraty · $2M Seed

2rounds

1led

Edtech 1Enterprise software 1

Seed 2

Sep 30, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Aligator $1.2M Seed Dawraty $2M Seed

BpifranceLatest Sep 29

Edison IA · €1M Seed Ed.ai · €5M Seed

2rounds

0led

AI 1Edtech 1

Seed 2

Sep 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Edison IA €1M Seed Ed.ai €5M Seed

Start VenturesLatest Sep 28

Humanos · $3.2M Seed Usawa Care · $3M Seed

2rounds

0led

AI 1Healthtech 1

Seed 2

Sep 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Humanos $3.2M Seed Usawa Care $3M Seed

Foothill VenturesLatest Sep 25

Overlord Labs, Inc. · $4.4M Seed extension Nexstrom · $12M Seed

2rounds

0led

Hardware 2

Seed 2

Sep 25, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Overlord Labs, Inc. $4.4M Seed extension Nexstrom $12M Seed

Foundation CapitalLatest Sep 25

Dextr AI · $6.7M Seed SciFin · $44M Seed

2rounds

0led

AI 2

Seed 2

Sep 25, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Dextr AI $6.7M Seed SciFin $44M Seed

High-Tech GründerfondsLatest Sep 24

Kontext · $4M Seed Jaipur Robotics · €4.3M Seed

2rounds

1led

Cybersecurity 1Industrial tech 1

Seed 2

Sep 24, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Kontext $4M Seed Jaipur Robotics €4.3M Seed

Keen Venture PartnersLatest Sep 23

mika · €6M Seed Cato · €6M Seed

2rounds

1led

AI 1Fintech 1

Seed 2

Sep 23, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

mika €6M Seed Cato €6M Seed

Long Journey VenturesLatest Sep 22

Snag · $4M Seed Nara Health · Undisclosed Seed

2rounds

0led

Healthtech 1Proptech 1

Seed 2

Sep 22, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Snag $4M Seed Nara Health Undisclosed Seed

VentoLatest Sep 22

Gamindo · €1.4M Seed Cato · €6M Seed

2rounds

0led

AI 1Edtech 1

Seed 2

Sep 22, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Gamindo €1.4M Seed Cato €6M Seed

Xora InnovationLatest Sep 22

Nexstrom · $12M Seed Hang Ten Systems · $53M Additional seed funding

2rounds

2led

AI 1Hardware 1

Seed 2

Sep 22, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Nexstrom $12M Seed Hang Ten Systems $53M Additional seed funding

SV AngelLatest Sep 16

Ferry Health · $9M Seed Physical Superintelligence (PSI) · $58M Seed

2rounds

0led

AI 1Healthtech 1

Seed 2

Sep 16, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Ferry Health $9M Seed Physical Superintelligence (PSI) $58M Seed

Swish VenturesLatest Sep 16

Noetive · $41M Seed AIR · $50M Two seed rounds

2rounds

0led

AI 1Cybersecurity 1

Seed 2

Sep 16, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Noetive $41M Seed AIR $50M Two seed rounds

Italian Founders FundLatest Sep 10

HeyDiga · €5.5M Seed Cato · €6M Seed

2rounds

0led

AI 2

Seed 2

Sep 10, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

HeyDiga €5.5M Seed Cato €6M Seed

Y Combinator (YC)Latest Sep 9

VideoGen · $3.3M Seed Zeit AI · €5M Seed

2rounds

1led

AI 2

Seed 2

Sep 9, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

VideoGen $3.3M Seed Zeit AI €5M Seed

Differential VenturesLatest Sep 3

askpolly · $3M Seed Orchestra · $3.3M Seed

2rounds

2led

AI 1Developer tools 1

Seed 2

Sep 3, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

askpolly $3M Seed Orchestra $3.3M Seed

Animoca BrandsLatest Sep 30

PERPTools · $5M Seed

1rounds

0led

Fintech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

PERPTools $5M Seed

Arne VandendriesscheLatest Sep 30

Spotable · €4M Seed

1rounds

0led

Proptech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Spotable €4M Seed

Backed VCLatest Sep 30

Zenithon AI · $10M Seed

1rounds

1led

AI 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Zenithon AI $10M Seed

BigBrain HoldingsLatest Sep 30

PERPTools · $5M Seed

1rounds

0led

Fintech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

PERPTools $5M Seed

Christophe MorbeeLatest Sep 30

Spotable · €4M Seed

1rounds

0led

Proptech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Spotable €4M Seed

Family office of Hilde Cloostermans and Philip CorensLatest Sep 30

Spotable · €4M Seed

1rounds

0led

Proptech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Spotable €4M Seed

Iron Wolf CapitalLatest Sep 30

Blackswan Space · €2.5M Seed

1rounds

1led

Space tech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Blackswan Space €2.5M Seed

Jonas DhaenensLatest Sep 30

Spotable · €4M Seed

1rounds

0led

Proptech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Spotable €4M Seed

Lemonade StandLatest Sep 30

Blackswan Space · €2.5M Seed

1rounds

0led

Space tech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Blackswan Space €2.5M Seed

Level2 VenturesLatest Sep 30

autoMEE · PLN 10M Seed

1rounds

1led

AI 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

autoMEE PLN 10M Seed

Linas SargautisLatest Sep 30

Blackswan Space · €2.5M Seed

1rounds

0led

Space tech 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Blackswan Space €2.5M Seed

Lunar VenturesLatest Sep 30

Zenithon AI · $10M Seed

1rounds

0led

AI 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Zenithon AI $10M Seed

MMC VenturesLatest Sep 30

Zenithon AI · $10M Seed

1rounds

0led

AI 1

Seed 1

Sep 30, 2026

Details

New companies 1 · Follow-on 0

Stages: Seed 1

Zenithon AI $10M Seed

“—” 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.