US startup investors — January 2026 · Jan 1, 2026 – Jan 31, 2026

Recent funding activity in US startups, organised by investor and their role in each round.

Kleiner PerkinsLatest Jan 26

Mine · $14M Series A OpenEvidence · $250M Series D

3rounds

—led

AI 1Fintech 1Healthtech 1

Series A 2, Series C+ 1

Jan 26, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 2, Series C+ 1

Mine $14M Series A OpenEvidence $250M Series D Arena $150M Series A

Salesforce VenturesLatest Jan 26

Upwind Security · $250M Series B Skild AI · $1.4B Undisclosed

3rounds

—led

AI 1Cybersecurity 1Defense tech 1

Series B 1, Series C+ 1, Undisclosed 1

Jan 26, 2026

Details

New companies 3 · Follow-on 0

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

Upwind Security $250M Series B Skild AI $1.4B Undisclosed Onebrief $200M Series D

StepStone GroupLatest Jan 26

Standard Nuclear · $140M Series A Upscale AI · $200M Series A

3rounds

—led

AI 1Climate tech 1Industrial tech 1

Series A 2, Undisclosed 1

Jan 26, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 2, Undisclosed 1

Standard Nuclear $140M Series A Upscale AI $200M Series A Hadrian Undisclosed Undisclosed

NVIDIALatest Jan 23

Baseten · $300M Series E OpenEvidence · $250M Series D

3rounds

—led

AI 2Healthtech 1

Series C+ 2, Seed 1

Jan 23, 2026

Details

New companies 3 · Follow-on 0

Stages: Series C+ 2, Seed 1

Baseten $300M Series E OpenEvidence $250M Series D Humans& $480M Seed

8VCLatest Jan 22

Mendra · $82M Series A Flywheel · $27.5M Undisclosed

3rounds

—led

Biotech 1Healthtech 1Industrial tech 1

Series A 1, Series B 1, Undisclosed 1

Jan 22, 2026

Details

New companies 3 · Follow-on 0

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

Mendra $82M Series A Flywheel $27.5M Undisclosed Cambium $100M Series B

OrbiMedLatest Jan 22

Mendra · $82M Series A Mirador Therapeutics · $250M Series B

3rounds

—led

Biotech 3

Series A 2, Series B 1

Jan 22, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 2, Series B 1

Mendra $82M Series A Mirador Therapeutics $250M Series B AirNexis Therapeutics $200M Series A

BlackstoneLatest Jan 21

OpenEvidence · $250M Series D Cyera · $400M Series F

3rounds

—led

Cybersecurity 1Healthtech 1Proptech 1

Series C+ 2, Undisclosed 1

Jan 21, 2026

Details

New companies 3 · Follow-on 0

Stages: Series C+ 2, Undisclosed 1

OpenEvidence $250M Series D Cyera $400M Series F AIR Control Concepts Undisclosed Undisclosed

CoatueLatest Jan 21

OpenEvidence · $250M Series D Skild AI · $1.4B Undisclosed

3rounds

—led

AI 1Cybersecurity 1Healthtech 1

Series C+ 2, Undisclosed 1

Jan 21, 2026

Details

New companies 3 · Follow-on 0

Stages: Series C+ 2, Undisclosed 1

OpenEvidence $250M Series D Skild AI $1.4B Undisclosed Cyera $400M Series F

Maverick SiliconLatest Jan 21

Upscale AI · $200M Series A Ethernovia · $90M Series B

3rounds

—led

Hardware 2AI 1

Series B 2, Series A 1

Jan 21, 2026

Details

New companies 3 · Follow-on 0

Stages: Series B 2, Series A 1

Upscale AI $200M Series A Ethernovia $90M Series B GSME $35M Series B

SV AngelLatest Jan 20

Humans& · $480M Seed depthfirst · $40M Series A

3rounds

—led

AI 1Cybersecurity 1Fintech 1

Series A 2, Seed 1

Jan 20, 2026

Details

New companies 3 · Follow-on 0

Stages: Series A 2, Seed 1

Humans& $480M Seed depthfirst $40M Series A Corgi Insurance $108M Series A

T. Rowe Price AssociatesLatest Jan 16

ClickHouse · $400M Series D Hadrian · Undisclosed Undisclosed

3rounds

—led

Biotech 1Developer tools 1Industrial tech 1

Series C+ 2, Undisclosed 1

Jan 16, 2026

Details

New companies 3 · Follow-on 0

Stages: Series C+ 2, Undisclosed 1

ClickHouse $400M Series D Hadrian Undisclosed Undisclosed Parabilis Medicines $305M Series F

Cultivation CapitalLatest Jan 15

RouteSense · $2M Pre-Seed Hydrosat · $60M Series B and additional equity

3rounds

0led

Space tech 2Fintech 1

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

Jan 15, 2026

Details

New companies 3 · Follow-on 0

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

RouteSense $2M Pre-Seed Hydrosat $60M Series B and additional equity Array Labs $20M Series A

Sapphire VenturesLatest Jan 13

Defense Unicorns · $136M Series B Onebrief · $200M Series D

3rounds

—led

Defense tech 2Fintech 1

Series C+ 2, Series B 1

Jan 13, 2026

Details

New companies 3 · Follow-on 0

Stages: Series C+ 2, Series B 1

Defense Unicorns $136M Series B Onebrief $200M Series D Rain $250M Series C

ARCH Venture PartnersLatest Jan 12

Mirador Therapeutics · $250M Series B Vizgen · $48M Series A

3rounds

—led

Biotech 3

Series A 1, Series B 1, Series C+ 1

Jan 12, 2026

Details

New companies 3 · Follow-on 0

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

Mirador Therapeutics $250M Series B Vizgen $48M Series A Parabilis Medicines $305M Series F

BoxGroupLatest Jan 29

Arkero · $6M Pre-Seed depthfirst · $40M Series A

2rounds

—led

Consumer 1Cybersecurity 1

Pre-seed 1, Series A 1

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Pre-seed 1, Series A 1

Arkero $6M Pre-Seed depthfirst $40M Series A

EQT Life SciencesLatest Jan 29

Tenpoint Therapeutics · $235M Series B Kinaset Therapeutics · $103M Series B

2rounds

—led

Biotech 2

Series B 2

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Series B 2

Tenpoint Therapeutics $235M Series B Kinaset Therapeutics $103M Series B

FalconXLatest Jan 29

Flying Tulip · $25.5M Series A Tenbin Labs · $7M Seed

2rounds

—led

Fintech 2

Seed 1, Series A 1

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 1, Series A 1

Flying Tulip $25.5M Series A Tenbin Labs $7M Seed

Fifth Down CapitalLatest Jan 29

Northslope · $22M Series A Valinor Enterprises · $54M Series A

2rounds

—led

Defense tech 1Enterprise software 1

Series A 2

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 2

Northslope $22M Series A Valinor Enterprises $54M Series A

Friends & Family CapitalLatest Jan 29

Northslope · $22M Series A Valinor Enterprises · $54M Series A

2rounds

—led

Defense tech 1Enterprise software 1

Series A 2

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 2

Northslope $22M Series A Valinor Enterprises $54M Series A

Global Health Investment Corporation (GHIC)Latest Jan 29

Prenosis · $20M Series A Antheia · $24M Series C second close

2rounds

0led

Biotech 2

Series A 1, Series C+ 1

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 1, Series C+ 1

Prenosis $20M Series A Antheia $24M Series C second close

Leblon CapitalLatest Jan 29

Northslope · $22M Series A Corgi Insurance · $108M Series A

2rounds

—led

Enterprise software 1Fintech 1

Series A 2

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 2

Northslope $22M Series A Corgi Insurance $108M Series A

Metropolitan Partners GroupLatest Jan 29

Propy · $100M Credit Presto Phoenix · $10M Undisclosed

2rounds

—led

Foodtech 1Proptech 1

Undisclosed 2

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Undisclosed 2

Propy $100M Credit Presto Phoenix $10M Undisclosed

NascentLatest Jan 29

Flying Tulip · $25.5M Series A Tenbin Labs · $7M Seed

2rounds

—led

Fintech 2

Seed 1, Series A 1

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 1, Series A 1

Flying Tulip $25.5M Series A Tenbin Labs $7M Seed

UC InvestmentsLatest Jan 29

Prenosis · $20M Series A Arena · $150M Series A

2rounds

—led

AI 1Biotech 1

Series A 2

Jan 29, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 2

Prenosis $20M Series A Arena $150M Series A

a16z SpeedrunLatest Jan 28

Limy · $10M Seed Nexxa.ai · $9M Seed

2rounds

—led

Enterprise software 1Industrial tech 1

Seed 2

Jan 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Limy $10M Seed Nexxa.ai $9M Seed

Avenue Growth PartnersLatest Jan 28

Datatruck · $12M Series A Renterra · $9M Series A

2rounds

—led

Enterprise software 1Logistics 1

Series A 2

Jan 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Series A 2

Datatruck $12M Series A Renterra $9M Series A

Baillie GiffordLatest Jan 28

Cellares · $257M Series D Zipline · $600M Series B

2rounds

—led

Biotech 1Logistics 1

Series B 1, Series C+ 1

Jan 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Series B 1, Series C+ 1

Cellares $257M Series D Zipline $600M Series B

B CapitalLatest Jan 28

PaleBlueDot AI · $150M Series B JetZero · $175M Series B

2rounds

—led

AI 1Mobility 1

Series B 2

Jan 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Series B 2

PaleBlueDot AI $150M Series B JetZero $175M Series B

BlackRockLatest Jan 28

Cellares · $257M Series D Deepgram · $130M Series C

2rounds

—led

AI 1Biotech 1

Series C+ 2

Jan 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Series C+ 2

Cellares $257M Series D Deepgram $130M Series C

Collaborative FundLatest Jan 28

Emobi · $3.4M Seed Haiqu · $11M Seed

2rounds

—led

Developer tools 1Mobility 1

Seed 2

Jan 28, 2026

Details

New companies 2 · Follow-on 0

Stages: Seed 2

Emobi $3.4M Seed Haiqu $11M 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.