About Index Ventures
Index Ventures is a venture capital firm founded in 1996. It is primarily based out of London, United Kingdom. As of Apr 2026, Index Ventures is an active investor, having invested in 669 companies, with 23 new investments in the last 12 months. It primarily invests in Series A round in United States based startups. Its investments are spread across a wide range of sectors from Enterprise Applications to Consumer and High Tech. Most recently it participated in the $***** Series C round of Loop Overall, Index Ventures portfolio has seen 67 unicorns, 40 IPOs and 217 acquisitions including key companies like Slack, Facebook and Robinhood. A lot of funds co-invest with Index Ventures, with names like SV Angel sharing a substantial percentage of its portfolio. Index Ventures has team of 57 people including 2 partners.Key Metrics
Team Members
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Series A, Seed & 9 more
Portfolio IPOs
Portfolio Soonicorns
Deals in last 12 months
Index Ventures' List of Top Investments
Index Ventures has a portfolio of 669 companies, including 67 unicorns. Their most notable investments are in Otrium and Synq.Their portfolio spans across United States, United Kingdom, Germany and 31 more locations. They have invested in Enterprise Applications, Consumer, High Tech and 33 other sectors, across stages such as Series A, Seed and 9 more. Here is the list of top investments by Index Ventures:
1. Slack
Provider of cloud-based team communication and collaboration platform. The platform organizes conversations into searchable channels and direct messages, supports voice and video calls, file sharing, and threaded discussions. It integrates with a broad range of third-party applications and automates workflows through bots and scripting tools. The system enables users to create workspaces for topic- or project-specific communication and provides enterprise-grade security, access controls, and administrative tools. It also incorporates AI-powered search, message summarization, and automation agents to enhance productivity and streamline team coordination.
Key facts about Slack
- Founded Year: 2009
- Location: San Francisco (United States)
- Last Known Valuation: $*****
- Stage: Acquired
- Total Funding till date: $1.22B
- Employee Count: 2,949 as on Mar 31, 2026
- Investors: Glynn Capital, TDM Growth Partners and 68 Others
- Latest Funding Round: Post IPO, Apr 16, 2020, $*****
- Highlight: Acquired
2. Facebook
Operator of a social networking service facilitating connection and communication. Its services allows users to connect with friends, family, and other individuals. It provides tools for sharing updates, photos, and videos. The platform also offers features for creating and joining groups, following interests, and discovering content.
Key facts about Facebook
- Founded Year: 2004
- Location: Menlo Park (United States)
- Annual Revenue: $201B as on Dec 31, 2025
- Stage: Public
- Total Funding till date: $2.27B
- Employee Count: 25,836 as on Mar 31, 2026
- Investors: TCV, Glynn Capital and 114 Others
- Latest Funding Round: Grant (prize money), Jan 15, 2017, $*****
- Highlight: Public
3. Robinhood
Broker-based online trading and investment platform. It offers tools for building investment strategies and tracking market trends. It facilitates trading in stocks, funds, options, and crypto assets. Expert-managed portfolios are available, providing market insights and investment adjustments. The company also provides educational resources to improve investor knowledge.
Key facts about Robinhood
- Founded Year: 2013
- Location: Menlo Park (United States)
- Annual Revenue: $4.47B as on Dec 31, 2025
- Stage: Public
- Total Funding till date: $5.73B
- Employee Count: 4,624 as on Mar 31, 2026
- Investors: HTIF, equitywestsecurities.com and 145 Others
- Latest Funding Round: Post IPO, May 13, 2022, $*****
- Highlight: Public
4. Roblox
Online gaming platform for developing web and mobile games. The platform enables its users to create its own games through simple drag and drop mechanisms. It has developed Roblox an action game. It generates revenue through virtual purchases in-game by the use of a virtual currency Robux. The platform follows a revenue share model for game developers.
Key facts about Roblox
- Founded Year: 2004
- Location: San Mateo (United States)
- Annual Revenue: $4.89B as on Dec 31, 2025
- Stage: Public
- Total Funding till date: $918M
- Employee Count: 9,156 as on Mar 31, 2026
- Investors: ADS Ventures, Meritech and 20 Others
- Latest Funding Round: Series H, Jan 06, 2021, $*****
- Highlight: Public
5. Deliveroo
Platform offering food and grocery delivery services. It allows users to discover multiple restaurants and track the food orders. The platform also allows users to order groceries such as fruits, vegetables, meals, seafood, meat, eggs, and more. The mobile app is available for both Android and iOS users.
Key facts about Deliveroo
- Founded Year: 2013
- Location: London (United Kingdom)
- Last Known Valuation: $*****
- Stage: Acquired
- Total Funding till date: $2.95B
- Employee Count: 10,472 as on Mar 31, 2026
- Investors: Colt Ventures, Fidelity Investments and 130 Others
- Latest Funding Round: Post IPO, Jun 15, 2021, $*****
- Highlight: Acquired
Index Ventures' Year-on-Year Investment Trends
Index Ventures has invested in 669 companies over the last 26 years, with an average of 32 new investments annually in the last 10 years. In 2025, it made 56 investments, while as of Apr 2026, it has made 19 investments in this year. Its most recent first time investment was in Granola and most recent follow-on round was in Loop.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 9 | 10 | 19 |
2025 | 20 | 36 | 56 |
2024 | 35 | 27 | 62 |
2023 | 24 | 11 | 35 |
2022 | 35 | 45 | 80 |
2021 | 47 | 76 | 123 |
2020 | 40 | 41 | 81 |
2019 | 31 | 29 | 60 |
2018 | 32 | 30 | 62 |
2017 | 25 | 28 | 53 |
Index Ventures' Investments by Stage
Index Ventures has made 239 investments in Series A stage with an average round size of $16.2M, 209 investments in Seed stage with an average round size of $6.81M and 111 investments in Series B stage with an average round size of $41.4M.Stage of entry | No. of Investments |
|---|---|
Series A | 239 |
Seed | 209 |
Series B | 111 |
Series C | 36 |
Series D | 16 |
Others | 14 |
Note: We have considered here, only first round of investments
Index Ventures' Investments by Sector
Index Ventures has a diverse portfolio, with companies operating in the Enterprise Applications, Consumer, Enterprise Infrastructure, FinTech and Retail. Notably, it has invested in 619 Tech companies, 430 Enterprise (B2B) companies, 421 Software companies and at least 256 companies focusing on Consumer (B2C).Sector | No. of Investments |
|---|---|
Enterprise Applications | 326 |
Consumer | 170 |
Enterprise Infrastructure | 108 |
FinTech | 95 |
Retail | 86 |
Others | 629 |
Note: We have considered here, only first round of investments
Index Ventures' Investments by Geography
Index Ventures has made most investments in United States (355), followed by United Kingdom where it has made 108 investments.Country | No. of Investments |
|---|---|
United States | 355 |
United Kingdom | 108 |
Germany | 29 |
France | 26 |
Israel | 18 |
Others | 95 |
Note: We have considered here, only first round of investments
Index Ventures' recent investments
Index Ventures has made 19 investments in 2026 so far. Loop and Linx Security are the latest among them.Here are the most recent investments by Index Ventures:
Filter this listDate | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Apr 17, 2026 | United States | Series C | 9930 | ||
Mar 31, 2026 | United States | Series B | 7762 | [+1] | |
Mar 31, 2026 | United States | Series B | 2578 | [+4] | |
Mar 25, 2026 | United Kingdom | Series C | 8170 | [+3] | |
Mar 19, 2026 | France | Series A | 4628 | [+4] |
Unicorns in Index Ventures' Portfolio
Index Ventures has 67 unicorns in its portfolio - Wonderful, Harmonic, Fireworks and others. The most recent unicorn in their portfolio is Wonderful. It became a unicorn in 2026.Here is a list of unicorns in Index Ventures' portfolio:
Tracxn Score | Company | Short Description | Founded year | Sector | Location | Company Stage | First Investment/ Acquisition Details |
|---|---|---|---|---|---|---|---|
52 | Provider of an AI platform for enterprise customer interaction automation | 2025 | Amsterdam | Series B | ywwawgs | ||
64 | Developer of state-of-the-art mathematics AI models | 2023 | Palo Alto | Series C | ehexqpn | ||
71 | Generative AI platform as a service for accelerating product innovation and disruption | 2022 | Redwood City | Series C | mldbywa | ||
72 | Developer of an AI platform for customer experience automation | 2023 | San Francisco | Series D | qerftdt | ||
64 | Provider of a system to streamline issues, projects, and product roadmaps | 2019 | San Francisco | Series C | mhnmzmz |
IPOs and Publicly Listed companies in Index Ventures' Portfolio
40 of Index Ventures' portfolio companies have become public. Wealthfront got listed on the National Association of Securities Dealers Automated Quotations (NASDAQ), in Dec 2025 at marketcap of $2.05B and Figma got listed on the New York Stock Exchange (NYSE) at marketcap of $13.5B.Here are Index Ventures' portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Dec 12, 2025 | Mar 20, 2013 | Series B | 7119 | |
Jul 31, 2025 | Dec 19, 2014 | Series A | 5303 | |
Dec 12, 2024 | Nov 14, 2018 | Series D | 5968 | |
Nov 05, 2021 | Mar 09, 2018 | Series B | 2569 | |
Oct 20, 2021 | Mar 23, 2015 | Series C | 3871 |
Acquired companies in Index Ventures' Portfolio
217 companies from Index Ventures' portfolio have been acquired. The most recent acquisition were Cocoon in Apr 2026 by TriNet.Here are Index Ventures' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Apr 09, 2026 | Dec 2020 | Seed | 6717 | |
Mar 19, 2026 | Oct 22, 2018 | Seed | 7460 | |
Mar 13, 2026 | Jan 11, 2017 | Series A | 3765 | |
Jan 29, 2026 | Aug 02, 2010 | Series C | 5438 | |
Dec 10, 2025 | Apr 12, 2022 | Series D | 3160 |
Team profile of Index Ventures
Index Ventures has a team of 57 members including 2 Partners, 2 Venture Partners and 8 Principals located in United Kingdom, United States and 3 more locations. Index Ventures' team does not sit on the board of any company as of now.Here is a list of top team members in Index Ventures:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | Switzerland | - | - | |
Partner | Switzerland | - | ||
Venture Partner | United States | - | ||
Venture Partner | Switzerland | - | - | |
Principal | United Kingdom | - | - | |
Principal | United Kingdom | - | - | |
Principal | United States | - | - |
Co-investors of Index Ventures
Over the past 26 years, 3417 investors have co-invested in Index Ventures's portfolio companies. This includes funds and angels.
- Invested before Index Ventures: Y Combinator, Sequoia Capital and 838 others have invested in rounds before Index Ventures. There are 34 companies where Y Combinator has invested before Index Ventures and 18 companies where Sequoia Capital has invested before Index Ventures.
- Top Co-investors of Index Ventures: 1194 investors entered a company along with Index Ventures. These include investors like SV Angel (21 companies).
- Invested after Index Ventures: A total of 1383 investors have invested in Index Ventures's portfolio after their investments. Top Investors include Tiger Global Management (30 companies), Andreessen Horowitz (21 companies) and Sequoia Capital (18 companies).
Recent News related to Index Ventures
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Loop Raises $95 Million To Strengthen AI Supply Chain PlatformVentureburn•Apr 17, 2026•Tao Capital Partners, Loop, J P Morgan, Valor Equity Partners and 6 others
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Latham Advises Index Ventures on Granola’s US$125 Million Series CLegal Desire•Apr 12, 2026•Granola, Latham & Watkins, Index Ventures
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Linx Security Raises $50M to Grow Identity and Access PlatformSiliconAngle•Mar 31, 2026•Linx Security, Insight Partners, Cyberstarts, Index Ventures
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Hospital administrative AI agent ‘Parallel’ attracts $20 million Series A investmentWowtale•Mar 20, 2026•Parallel, Hexa, Frst Capital, Y Combinator and 1 other
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Tax automation platform Fonoa raises $60m Series BFinTech Futures•Mar 18, 2026•Coatue, co.za, Fonoa, Index Ventures and 3 others
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Sequential Raises $3.5M in FundingFinSMEs•Mar 17, 2026•Dermazone, Sparkfood, Sequential Bio, Corundum Systems Biology and 4 others
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Pepper Secures $50 Million Series C to Expand End-to-End Technology Platform for Independent Food Distributorsintelligence360•Mar 12, 2026•Lead Edge Capital, Pepper, Iconiq Capital, Interplay and 9 others
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Depot Raises $10M in Series A FundingFinSMEs•Mar 11, 2026•Depot, Pioneer Fund, Y Combinator, Felicis Ventures and 4 others
