About Index Ventures
Index Ventures is a venture capital firm founded in 1996. It is primarily based out of London, United Kingdom. As of May 2026, Index Ventures is an active investor, having invested in 676 companies, with 27 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 Fonoa Overall, Index Ventures portfolio has seen 69 unicorns, 40 IPOs and 219 acquisitions including key companies like Slack, Robinhood and Roblox. A lot of funds co-invest with Index Ventures, with names like Greylock Partners sharing a substantial percentage of its portfolio. Index Ventures has team of 55 people including 2 partners.Key Metrics
Team Members
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Series A, Seed & 9 more
Portfolio IPOs
Portfolio Unicorns
Portfolio Soonicorns
Deals in last 12 months
Index Ventures' List of Top Investments
Index Ventures has a portfolio of 676 companies, including 69 unicorns. Their most notable investments are in Glossier and Grailed.Their portfolio spans across United States, United Kingdom, Germany and 31 more locations. They have invested in Enterprise Applications, Consumer, High Tech and 34 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: 2,607 as on Apr 30, 2026
- Investors: ADS Ventures, Glynn Capital and 70 Others
- Latest Funding Round: Post IPO, Apr 16, 2020, $*****
- Highlight: Acquired
2. 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: 4,719 as on Apr 30, 2026
- Investors: HTIF, ADS Ventures and 146 Others
- Latest Funding Round: Post IPO, May 13, 2022, $*****
- Highlight: Public
3. 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: 9,585 as on Apr 30, 2026
- Investors: Meritech, ADS Ventures and 21 Others
- Latest Funding Round: Series H, Jan 06, 2021, $*****
- Highlight: Public
4. Deliveroo
Operator of an online marketplace connecting consumers with local merchants. This platform facilitates the delivery of prepared meals, groceries, and retail products from various vendors to residential and commercial addresses. Logistics technology coordinates the movement of goods between suppliers and recipients. The service manages the fulfillment process to ensure items are transported from the point of sale to the final destination.
Key facts about Deliveroo
- Founded Year: 2013
- Location: London (United Kingdom)
- Last Known Valuation: $*****
- Stage: Acquired
- Total Funding till date: $2.95B
- Employee Count: 10,561 as on Apr 30, 2026
- Investors: Colt Ventures, Fidelity Investments and 130 Others
- Latest Funding Round: Post IPO, Jun 15, 2021, $*****
- Highlight: Acquired
5. Farfetch
Online retailer offering multi-category fashion products. The product catalog includes apparel, handbags, shoes, watches, jewelry, backpacks, belts, and more for men, women, and kids. In addition, the company also offers pre-owned fashion products. Its mobile application is available for Android and iOS platforms.
Key facts about Farfetch
- Founded Year: 2007
- Location: London (United Kingdom)
- Last Known Valuation: $*****
- Stage: Acquired
- Total Funding till date: $709M
- Employee Count: 3,155 as on Mar 31, 2026
- Investors: TriplePoint Capital, HPR Capital and 30 Others
- Latest Funding Round: Post IPO, Apr 27, 2020, $*****
- Highlight: Acquired
Index Ventures' Year-on-Year Investment Trends
Index Ventures has invested in 676 companies over the last 26 years, with an average of 32 new investments annually in the last 10 years. In 2025, it made 57 investments, while as of May 2026, it has made 33 investments in this year. Its most recent first time investment was in Garner Health and most recent follow-on round was in Fonoa.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 16 | 17 | 33 |
2025 | 21 | 36 | 57 |
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 242 investments in Series A stage with an average round size of $16.2M, 211 investments in Seed stage with an average round size of $12.5M and 112 investments in Series B stage with an average round size of $43.8M.Stage of entry | No. of Investments |
|---|---|
Series A | 242 |
Seed | 211 |
Series B | 112 |
Series C | 37 |
Series D | 16 |
Others | 15 |
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 High Tech. Notably, it has invested in 626 Tech companies, 437 Enterprise (B2B) companies, 426 Software companies and at least 257 companies focusing on Consumer (B2C).Sector | No. of Investments |
|---|---|
Enterprise Applications | 331 |
Consumer | 168 |
Enterprise Infrastructure | 110 |
FinTech | 96 |
High Tech | 87 |
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 (359), followed by United Kingdom where it has made 110 investments.Country | No. of Investments |
|---|---|
United States | 359 |
United Kingdom | 110 |
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 33 investments in 2026 so far. Fonoa and Garner Health 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 |
|---|---|---|---|---|---|
May 29, 2026 | Croatia | Series C | 5245 | [+5] | |
May 28, 2026 | United States | Series E | 3080 | [+5] | |
May 19, 2026 | United States | Series C | 5578 | [+1] | |
May 19, 2026 | United Kingdom | Series A | 2102 | [+4] | |
May 19, 2026 | United States | Series C | 9774 | [+8] |
Unicorns in Index Ventures' Portfolio
Index Ventures has 69 unicorns in its portfolio - Parallel Web Systems, Ineffable, Wonderful and others. The most recent unicorn in their portfolio is Parallel Web Systems. It became a unicorn in 2026, 2 years after Index Ventures first invested in it.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 |
|---|---|---|---|---|---|---|---|
64 | Developer of an API providing web search for AI applications | 2023 | Palo Alto | Series B | ykvvgxm | ||
47 | Developer of reinforcement learning algorithms for autonomous superlearning artificial intelligence | 2025 | - | Seed | onfzvsi | ||
52 | Provider of an AI platform for enterprise customer interaction automation | 2025 | Amsterdam | Series B | wpljsd{ | ||
64 | Developer of state-of-the-art mathematics AI models | 2023 | Palo Alto | Series C | qpsmkih | ||
71 | Generative AI platform as a service for accelerating product innovation and disruption | 2022 | Redwood City | Series C | bevefpz |
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 | 6843 | |
Jul 31, 2025 | Dec 19, 2014 | Series A | 3768 | |
Dec 12, 2024 | Nov 14, 2018 | Series D | 1447 | |
Nov 05, 2021 | Mar 09, 2018 | Series B | 4428 | |
Oct 20, 2021 | Mar 23, 2015 | Series C | 4206 |
Acquired companies in Index Ventures' Portfolio
219 companies from Index Ventures' portfolio have been acquired. The most recent acquisition was Natoma in May 2026 by Snowflake for $*****.Here are Index Ventures' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
May 28, 2026 | May 07, 2025 | Seed | 1038 | |
May 19, 2026 | Jul 2017 | Series A | 3016 | |
Apr 23, 2026 | Jul 09, 2025 | Seed | 3551 | |
Apr 09, 2026 | Dec 2020 | Seed | 8911 | |
Mar 19, 2026 | Oct 22, 2018 | Seed | 5429 |
Team profile of Index Ventures
Index Ventures has a team of 55 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, 3441 investors have co-invested in Index Ventures's portfolio companies. This includes funds and angels.
- Invested before Index Ventures: Y Combinator, Sequoia Capital and 842 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: 1206 investors entered a company along with Index Ventures. These include investors like Greylock Partners (21 companies).
- Invested after Index Ventures: A total of 1391 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 (19 companies).
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