30 Best Active Series A Investors in 2025

Series A-stage investing is about recognizing companies that have true product/market fit and the potential to become $100 million dollar companies. Startups at this phase need to build an executive team, scale their operations, and go from selling to startups to building a true customer base. After tracking investment activity for 2,500+ funds, our 2025 list spotlights top Series A investors who have actively participated in at least 5 Series A funding rounds.


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

OpenAI Startup Fund supports early-stage companies in advanced technology fields, focusing on Series A investments. The Fund does not limit check sizes, accommodating various investment amounts. It targets industries such as deep tech and robotics, backing businesses like 1X. The goal is to support companies pushing the boundaries of current technology.

80

Offices:

No data available

Investment Stage:

Series A

Check Size:

$1M - $2.5M

Industries:

Deep Tech, Robotics

Top investments in :

1X (
78)

Prima Materia is a European venture capital fund based in Stockholm. They invest in early and growth stages, including Series A and B, across sectors such as manufacturing, climate tech, AI, health tech, and gaming. The fund has supported companies like H2 Green Steel, Northvolt, and Homa Games. Prima Materia aims to back ventures that drive significant advancements in their industries.

67

Offices:

Stockholm (HQ)

Investment Stage:

Series A, Series B, Unknown

Check Size:

$100k - $1B

Industries:

Climate Tech & Green Tech, Health Tech, Govtech

Top investments in :

Helsing (
83)
, Homa Games (
70)
, H2 Green Steel (
65)

Frst is a venture capital fund that invests in early-stage companies, from seed to series A. They provide substantial financial support, often even before a company officially exists, focusing on sectors such as technology, finance, and logistics. Frst partners closely with founders, offering long-term advice and support. Their portfolio includes companies like Pigment, Bioptimus, and La Tournée. Frst has invested over $200 million in more than 50 companies. More information and a complete portfolio are available at frst.vc.

64

Offices:

No data available

Investment Stage:

Seed, Series A

Check Size:

$100k - $40M

Industries:

FinTech, Crypto & web3, Foodtech

Top investments in :

Pigment (software company) (
74)
, Bioptimus (
52)
, Orus (
48)

SignalFire is a venture capital fund focused on Series A startups in the crypto, web3, and fintech sectors. Its unique AI engine, Beacon, tracks millions of employees and companies to make informed investments and support portfolio growth. SignalFire offers founders expert assistance from recruiters and data scientists and provides workshops to foster business development. With over $2.1 billion in assets, SignalFire has invested in companies like Elliptic, aiming to help early-stage companies overcome challenges and achieve scalable growth.

59

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

SignalFire is a venture capital fund focused on Series A startups in the crypto, web3, and fintech sectors. Its unique AI engine, Beacon, tracks millions of employees and companies to make informed investments and support portfolio growth. SignalFire offers founders expert assistance from recruiters and data scientists and provides workshops to foster business development. With over $2.1 billion in assets, SignalFire has invested in companies like Elliptic, aiming to help early-stage companies overcome challenges and achieve scalable growth.

59

Offices:

No data available

Investment Stage:

Series A

Check Size:

$5M - $10M

Industries:

FinTech, Crypto & web3, AI

Top investments in :

Elliptic (
60)
, Unify (
56)

A European venture capital firm investing in technology companies.

58

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

A European venture capital firm investing in technology companies.

58

Offices:

London (HQ)

Stockholm

New York

London (HQ)

Stockholm

New York

Investment Stage:

Debt Financing, Pre Seed, Seed, Series A, Series B, Series C, Series D, Series E, Series F, Series G, Series H, Unknown

Check Size:

$100k - $1B

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Homa Games (
70)
, Hopin (
70)
, TIER Mobility (
70)

General Atlantic is a private equity firm in New York that focuses on providing capital and strategic support for growth companies.

57

Offices:

No data available

Investment Stage:

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

Check Size:

$20M - $1B

Industries:

Health Tech, FinTech, Foodtech

Top investments in :

Klarna (
65)
, Butternut Box (
60)
, Flo Health (
60)

Bessemer Venture Partners is a venture capital firm that invests in consumer, enterprise and healthcare companies. It was founded in 1911 and is headquartered in San Francisco, California.

56

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Bessemer Venture Partners is a venture capital firm that invests in consumer, enterprise and healthcare companies. It was founded in 1911 and is headquartered in San Francisco, California.

56

Offices:

Redwood City (HQ)

London

San Francisco

Cambridge

New York

Redwood City (HQ)

London

San Francisco

Cambridge

New York

Investment Stage:

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

Check Size:

$100k - $1B

Industries:

Health Tech, Edtech, FinTech

Top investments in :

NFL ALL DAY (
70)
, Zopa (
61)
, Apron (
61)

Index Ventures is a venture capital firm that invests in start-ups with the potential to become global businesses. It was founded in 1996 and has locations all over the world.

55

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Index Ventures is a venture capital firm that invests in start-ups with the potential to become global businesses. It was founded in 1996 and has locations all over the world.

55

Offices:

London (HQ)

San Francisco

New York

London (HQ)

San Francisco

New York

Investment Stage:

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

Check Size:

$100k - $500M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Algolia (
70)
, GetHarley (
70)
, Alan (company) (
70)

Founded in 2018, Coinbase Ventures is the investment arm of Coinbase and is based in San Francisco, California, United States. The firm seeks to invests in early-stage companies operating in cryptocurrency and blockchain sectors.

55

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Heartcore is a venture capital fund based in Copenhagen. They invest in startups at stages ranging from pre-seed to series F, with check sizes between $300,000 and $6 million. Heartcore focuses on industries including tech, health, real estate, finance, and entertainment. Their portfolio includes FlexAI, Zefir, Travel Perk, Podimo, and Taster. They aim to support founders in creating impactful consumer-focused brands, helping driven entrepreneurs turn their ideas into successful businesses.

55

Offices:

Copenhagen (HQ)

Berlin

Paris

Stockholm

Lisbon

Investment Stage:

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

Check Size:

$100k - $500M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

TravelPerk (
70)
, GetYourGuide (
60)
, Zolar (
60)

Founded in 2018, Coinbase Ventures is the investment arm of Coinbase and is based in San Francisco, California, United States. The firm seeks to invests in early-stage companies operating in cryptocurrency and blockchain sectors.

55

Offices:

No data available

Investment Stage:

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

Check Size:

$5M - $250M

Industries:

FinTech, Crypto & web3, Gaming

Top investments in :

Tesseract (
61)
, Blockchain (company) (
60)
, Morpho Labs (
60)

Finleap is a venture capital fund based in Berlin, specializing in finance-related fields. They support young companies by connecting them with investors, partners, and skilled professionals. Notable investments include solarisBank, Penta, and Element Insurance. Finleap focuses on businesses that enhance personal finance, insurance technology, and online payments at various funding stages. Known for integrating technology into financial services, finleap is a significant player in Europe’s startup ecosystem.

54

Offices:

Berlin (HQ)

Investment Stage:

Seed, Series A, Series B, Unknown

Check Size:

$100k - $30M

Industries:

Edtech, FinTech, Insuretech

Top investments in :

solarisBank (
60)
, Element Insurance (
60)
, Penta (
52)

General Catalyst is a venture capital firm that invests in early-stage start-ups in education, research, health care, and social work.

54

Offices:

Cambridge (HQ)

Investment Stage:

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

Check Size:

$100k - $1B

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Mistral AI (
87)
, Helsing (
83)
, Monzo (
83)

Stripe is a financial technology company providing software that allows businesses and individuals to make and receive online payments.

54

Offices:

No data available

Investment Stage:

Seed, Series A, Series C

Check Size:

$5M - $70M

Industries:

FinTech, Cybersecurity, Data and Analytics

Top investments in :

Pactio (
60)
, Hunters (
56)
, Ondorse (
37)

A venture capital firm from New York that invests in high-margin, fast-growing technology companies with huge market opportunities

54

Offices:

New York (HQ)

Investment Stage:

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

Check Size:

$5M - $1B

Industries:

Health Tech, FinTech, Crypto & web3

Top investments in :

Moss (
60)
, Qonto (
60)
, Taxfix (
60)

Greylock is a venture capital firm that back entrepreneurs building consumer and enterprise software companies. Their investments include Airbnb, AppDynamics, Cloudera, Docker, Dropbox, Facebook , LinkedIn, Medium, Nextdoor, and Okta among others.

53

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Redline Capital is a venture capital fund based in Luxembourg, managing a regulated fund that invests in tech companies across North America, Europe, and Israel. They focus on areas like AI, fintech, cloud services, and enterprise software, supporting businesses from early growth to more established stages. Notable investments include Iwoca and Signal AI. Redline Capital aims to help promising tech companies succeed by providing essential financial backing and resources.

53

Offices:

Luxembourg (HQ)

Investment Stage:

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

Check Size:

$100k - $50M

Industries:

FinTech, AI, Mobile

Top investments in :

Iwoca (
83)
, Limitless (
44)
, Signal AI (
44)

Greylock is a venture capital firm that back entrepreneurs building consumer and enterprise software companies. Their investments include Airbnb, AppDynamics, Cloudera, Docker, Dropbox, Facebook , LinkedIn, Medium, Nextdoor, and Okta among others.

53

Offices:

No data available

Investment Stage:

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

Check Size:

$2.5M - $250M

Industries:

Hardware, Cybersecurity, Media and Entertainement

Top investments in :

Framer (
52)
, Lapse (
52)
, Docker (
0)

Local Globe is a venture capital fund based in London, investing in companies from pre-seed to Series C stages. They support businesses across diverse industries, including e-commerce, mobility, and climate tech. Notable investments include Qogita and Sylvera. Local Globe aims to help young companies grow and make a positive impact in their sectors.

53

Offices:

London (HQ)

Investment Stage:

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

Check Size:

$100k - $250M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

TravelPerk (
70)
, VOI Technology (
67)
, Yonder (
65)

Tiny VC is a company founded in 2017.

53

Offices:

San Francisco (HQ)

Berlin

Investment Stage:

Pre Seed, Seed, Series A, Unknown

Check Size:

$100k - $20M

Industries:

Climate Tech & Green Tech, Health Tech, Edtech

Top investments in :

Synthesia (
70)
, Yonder (
65)
, Attio (
61)

Accel is an early and growth-stage venture capital firm that helps a global community of entrepreneurs.

52

Offices:

Palo Alto (HQ)

London

Investment Stage:

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

Check Size:

$100k - $1B

Industries:

Climate Tech & Green Tech, Health Tech, FinTech

Top investments in :

Monzo (
83)
, Algolia (
70)
, Hopin (
70)

NFX is a venture capital firm with locations in California and Israel . It was founded in 2015.

52

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

Seedcamp is a European investment firm and seed fund founded by Reshma Sohoni and Saul Klein in 2007.

52

Offices:

No data available

Investment Stage:

No data available

Check Size:

$100k - $500k

Industries:

No data available

Top investments in :

No data available

NFX is a venture capital firm with locations in California and Israel . It was founded in 2015.

52

Offices:

San Francisco (HQ)

Palo Alto

San Francisco (HQ)

Palo Alto

Investment Stage:

Pre Seed, Seed, Series A, Unknown

Check Size:

$100k - $250M

Industries:

FinTech, Crypto & web3, Gaming

Top investments in :

Shop Circle (
60)
, Ramp (
56)
, Komodor (
52)

Seedcamp is a European investment firm and seed fund founded by Reshma Sohoni and Saul Klein in 2007.

52

Offices:

London (HQ)

London (HQ)

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 :

Hopin (
70)
, NFL ALL DAY (
70)
, Synthesia (
70)

A16Z, also known as Andreessen Horowitz, is a venture capital firm based in Menlo Park. They invest in startups at various stages, from pre-seed to series D, with varying check sizes. A16Z focuses on technology, healthcare, finance, entertainment, crypto, AI, and fintech. Portfolio companies include Hyperexponential, Kaedim, and Mistral AI. Through multiple funds, A16Z aims to support the growth and development of their investments across diverse sectors and stages.

52

Offices:

Menlo Park (HQ)

Investment Stage:

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

Check Size:

$100k - $1B

Industries:

Health Tech, Edtech, FinTech

Top investments in :

Mistral AI (
87)
, Hyperexponential (
75)
, Hopin (
70)