30 Best Active Defense industry Investors in 2025

Last update to the database: Apr 7, 2026. See changelog.


Icon Investor Rankings are calculated using our Seedtable Score – a 1 to 100 score that uses quantitative and qualitative data points (like the size of their fund or the quality of the companies they invested in) to signal the strength behind an investor. A score closer to 100 indicates an investor is worth watching closely.

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List of 30 top VCs

HV Capital is a venture capital and private equity firm in Müchen Bayern.

73

Offices:

Berlin

Munich (HQ)

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series D, Series E, Series F, Unknown

Check Size:

$100k - $250M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Quantum Systems (
71)
, sennder (
65)
, CarOnSale (
60)

Project A Ventures is a venture capital fund based in Berlin. They invest in various stages from pre-seed to Series D, with investments ranging between $1 million and $10 million. The firm supports companies across industries such as ecommerce, fintech, health tech, and AI. Combining capital with operational support, they help startups grow. Notable investments include Quantum Systems, Labrys Technologies, and Relay.

64

Offices:

Berlin (HQ)

London

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series D, Unknown

Check Size:

$100k - $1B

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Quantum Systems (
71)
, VOI Technology (
67)
, sennder (
65)

Notion Capital is a venture capital firm based in London, England, investing exclusively in early stage business-to-business (B2B), software as a service (SaaS) businesses.

64

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Notion Capital is a venture capital firm based in London, England, investing exclusively in early stage business-to-business (B2B), software as a service (SaaS) businesses.

64

Offices:

London (HQ)

London (HQ)

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series D, Series E, Unknown

Check Size:

$100k - $250M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Vortexa (
71)
, Quantum Systems (
71)
, Mews (
67)

10x Group is a venture capital fund based in Munich, investing in early-stage and growth startups since 2007. Founded by Andreas Etten, Andrej Henkler, Felix Haas, Jan Becker, and Robert Wuttke, they support ambitious teams in Europe and Silicon Valley. They focus on data, AI, and robotics sectors and have backed startups like Quantum Systems and Wandelbots. With over 150 active investments, including more than 50 in Silicon Valley, 10x Group offers extensive support through their network and experience, providing valuable resources and connections for various venture stages.

45

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

DTCP is a venture capital fund based in Hamburg, with global offices, focusing on Series B investments in AI, machine learning, and drones. Launched in 2015, DTCP typically invests between $500,000 and $10,000,000 and has raised over $2.5 billion. They have backed over 70 companies, including Quantum Systems and Cognigy, with the goal of supporting enterprise software and digital infrastructure through both capital and advisory services.

45

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

DTCP is a venture capital fund based in Hamburg, with global offices, focusing on Series B investments in AI, machine learning, and drones. Launched in 2015, DTCP typically invests between $500,000 and $10,000,000 and has raised over $2.5 billion. They have backed over 70 companies, including Quantum Systems and Cognigy, with the goal of supporting enterprise software and digital infrastructure through both capital and advisory services.

45

Offices:

No data available

Investment Stage:

Series B, Series C

Check Size:

$40M - $250M

Industries:

AI, Drones, Sales and Marketing

Top investments in :

Quantum Systems (
71)
, Cognigy (
63)

Bayern based venture capital firm investing in technology companies originating in the Bavarian region

45

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

This is a state institution of the European Union, which deals with the financing of backward European regions. Assistance is provided in the form of long-term loans.

45

Offices:

Luxembourg (HQ)

Investment Stage:

Debt Financing, Series A, Series B, Series D, Series E, Unknown

Check Size:

$10M - $1B

Industries:

Climate Tech & Green Tech, Health Tech, FinTech

Top investments in :

Egym (
71)
, Quantum Systems (
71)
, H2 Green Steel (
65)

Bayern based venture capital firm investing in technology companies originating in the Bavarian region

45

Offices:

No data available

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series F, Unknown

Check Size:

$100k - $250M

Industries:

Climate Tech & Green Tech, Health Tech, FinTech

Top investments in :

Egym (
71)
, planqc (
71)
, Quantum Systems (
71)

10x Group is a venture capital fund based in Munich, investing in early-stage and growth startups since 2007. Founded by Andreas Etten, Andrej Henkler, Felix Haas, Jan Becker, and Robert Wuttke, they support ambitious teams in Europe and Silicon Valley. They focus on data, AI, and robotics sectors and have backed startups like Quantum Systems and Wandelbots. With over 150 active investments, including more than 50 in Silicon Valley, 10x Group offers extensive support through their network and experience, providing valuable resources and connections for various venture stages.

45

Offices:

Munich

Munich

Investment Stage:

Seed, Series A

Check Size:

$10M - $20M

Industries:

AI, Deep Tech, Drones

Top investments in :

Quantum Systems (
71)
, Wandelbots (
48)

Thiel Capital, founded by Peter Thiel and based in West Hollywood, California, is a venture capital firm focusing on AI and drone sectors. It primarily invests in series B stage companies, offering strategic and operational support. Notable investments include Quantum Systems. Thiel Capital is affiliated with Clarium, Founders Fund, Mithril, Valar Ventures, and The Thiel Foundation.

45

Offices:

No data available

Investment Stage:

Series B

Check Size:

$250M - $500M

Industries:

AI, Drones

Top investments in :

Quantum Systems (
71)

ESG, a Munich-based venture capital fund, focuses on seed-stage investments, primarily supporting startups in artificial intelligence and drone technology. Notable investments include Quantum Systems. With over 50 years of experience, ESG specializes in developing and maintaining complex systems for security and defense, serving both public sector and industry clients. They offer tailored products across air, land, and sea domains and are a certified aviation company for the German Bundeswehr, holding multiple EASA certifications. Their mission is driven by an independent engineering spirit and deep expertise to create global security solutions.

45

Offices:

Munich

Investment Stage:

Seed

Check Size:

$10M - $20M

Industries:

AI, Drones

Top investments in :

Quantum Systems (
71)

Y Combinator (also known as YC) is a US-based seed accelerator, which was started in March 2005.

23

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Y Combinator (also known as YC) is a US-based seed accelerator, which was started in March 2005.

23

Offices:

Mountain View (HQ)

Mountain View (HQ)

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series F, Unknown

Check Size:

$100k - $1B

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Monzo (
83)
, Algolia (
70)
, PhotoRoom (
61)

A Paris based venture capital firm that focuses on companies in the advanced science and deep technologies

23

Offices:

Paris (HQ)

London

Investment Stage:

Seed, Series A, Series B, Series C, Unknown

Check Size:

$5M - $100M

Industries:

Climate Tech & Green Tech, Health Tech, Agritech

Top investments in :

Ynsect (
60)
, Circulor (
52)
, Cowboy (
52)

A venture capital firm investing in pre-seed and seed technology startup companies operating in the Baltic States.

23

Offices:

Tallinn (HQ)

Investment Stage:

Pre Seed, Seed, Series A, Unknown

Check Size:

$500k - $40M

Industries:

Climate Tech & Green Tech, Edtech, FinTech

Top investments in :

Veriff (
56)
, Eurora (
48)
, Giraffe360 (
48)

Atlantic Labs is an early-stage venture capital investment firm that is based in Berlin, Germany.

18

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Atlantic Labs is an early-stage venture capital investment firm that is based in Berlin, Germany.

18

Offices:

Berlin (HQ)

Berlin (HQ)

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series D, Unknown

Check Size:

$100k - $100M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

GetYourGuide (
60)
, Omio (
60)
, Choco (
56)

Metaplanet Holdings is a venture capital fund based in Tallinn. It invests in companies from seed stage to series B, focusing on sectors such as AI, biotech, and fintech. Notable investments include Vortexa, Lightyear, and Element. The fund aims to support early-stage ventures across various industries.

17

Offices:

Tallinn (HQ)

Investment Stage:

Seed, Series A, Series B, Unknown

Check Size:

$100k - $250M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Vortexa (
71)
, Argent (
56)
, Element (
52)

InnoEnergy is a Eindhoven-based energy storage company founded in 2010.

17

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

InnoEnergy is a Eindhoven-based energy storage company founded in 2010.

17

Offices:

Eindhoven (HQ)

Eindhoven (HQ)

Investment Stage:

Pre Seed, Seed, Series A, Series B, Unknown

Check Size:

$100k - $250M

Industries:

Climate Tech & Green Tech, FinTech, Crypto & web3

Top investments in :

H2 Green Steel (
65)
, Northvolt (
65)
, Skeleton Technologies (
56)

A venture capital firm in New York that focuses on investing in the financial and technology sectors.

1

Offices:

No data available

Investment Stage:

Series A, Series B, Series F

Check Size:

$10M - $500M

Industries:

FinTech, Fashion, Machine learning

Top investments in :

Globacap (
52)
, Vinted (
48)

Valor Equity Partners is a venture capital and operational growth investment firm.

1

Offices:

No data available

Investment Stage:

Pre Seed, Seed, Series C, Series E

Check Size:

$10M - $1B

Industries:

Health Tech, Biotech, Machine learning

Top investments in :

Cambrium (
44)

Baillie Gifford is a venture capital and investment and asset management firm

1

Offices:

No data available

Investment Stage:

Series C, Series D, Series F, Series G

Check Size:

$250M - $1B

Industries:

Fashion, Machine learning, Logistics

Top investments in :

Vinted (
48)
, Affirm (
15)

IT-Farm is a seed and early stage venture capital firm, with particular interests in mobile, machine learning, connected car, IoT, OTT service, digital health, VR and other software and services.

1

Offices:

No data available

Investment Stage:

Seed, Series A

Check Size:

$2.5M - $20M

Industries:

Hardware, AI, Deep Tech

Top investments in :

German Bionic (
41)

A venture capital firm in California that focuses on transformational technologies and emergent ecosystems for a new world.

1

Offices:

No data available

Investment Stage:

Seed, Series A, Series B, Series C

Check Size:

$5M - $250M

Industries:

Machine learning, Cybersecurity, Robotics

Top investments in :

Authomize (
37)

haystack is a company founded in 2014 by Daniel Stokes, Sharad Shekar and Semil Shah.

1

Offices:

No data available

Investment Stage:

Seed

Check Size:

$5M - $10M

Industries:

Machine learning, Drones, Robotics

Top investments in :

Synch (
21)

Venture capital and private equity firm based in San Francisco.

1

Offices:

No data available

Investment Stage:

Pre Seed, Seed, Series A, Series B, Series C, Series D, Series E

Check Size:

$2.5M - $1B

Industries:

Crypto & web3, Deep Tech, Space Tech

Top investments in :

iCOMAT (
48)
, QuantAMM (
41)
, Vercel (
15)

Venrock is a venture capital firm investing in technology and health

1

Offices:

No data available

Investment Stage:

Seed, Series A, Series B, Series C, Series D, Unknown

Check Size:

$10M - $250M

Industries:

Machine learning, Cybersecurity, Robotics

Top investments in :

No data available