About StartX
StartX, an accelerator and incubator program founded in 2009, is based in Palo Alto, United States. With a presence in 5 countries, it has supported around 123 startups in sectors like Enterprise Applications, High Tech. As of Apr 2026, StartX has 5 unicorns under its belt and has witnessed 32 portfolio exits. Most notable companies in
its portfolio include Patreon, Lime and Eight Sleep. The program is backed by a team of 109 people who primarily support Seed startups based in United States. Its latest investment was a Undisclosed Seed round in PolicyDock on Feb 2022 along with 1982 Ventures.
Key Metrics
Founded Year
2009
Location
Palo Alto, United States
Sectors of Investment
Stages of Investment
Seed, Series A & 5 more
Locations of Investment
Unicorn in Portfolio
StartX's List of Top Investments
StartX has a portfolio of 123 companies, including 5 unicorns. Their most notable investments are in VersaMe and DynaOptics.Their portfolio spans across United States, India, Malaysia and 2 more locations. They have invested in Enterprise Applications, High Tech, HealthTech and 25 other sectors, across stages such as Seed, Series A and 5 more. Here is the list of top investments by StartX:
1. Patreon
Provider of a reward-based crowdfunding platform for musicians and content creators. It allows users to invest in projects to avail returns in the form of pre-sold concert tickets, personal gifts, meet & greets, etc. The backers pledge a fixed amount every month to the chosen project. It is based on the ad revenue and per-stream payouts model. The application can be accessed on iOS and Android devices.
Key facts about Patreon
- Founded Year: 2013
- Location: San Francisco (United States)
- Valuation: $*****
- Stage: Series F
- Total Funding till date: $412M
- Employee Count: 1,198 as on Mar 31, 2026
- Investors: Wellington, Vibhu Venture Partners and 59 Others
- Latest Funding Round: Series F, Apr 06, 2021, $*****
- Highlight: Editors' Pick
2. Lime
App-based rental platform providing self-drive electric kick-scooter. The platform enables users to find the nearest available scooter and start the ride by scanning their QR code or access code. Users should provide rider details, payment details, location, and more for book the scooter. It offers features like variant payment options, and more. At the end of the ride, users can park the vehicle at their legal locations. Their mobile app is available for Android and iOS devices
Key facts about Lime
- Founded Year: 2017
- Location: San Francisco (United States)
- Valuation: $*****
- Stage: Series E
- Total Funding till date: $1.71B
- Employee Count: 2,609 as on Mar 31, 2026
- Investors: TriplePoint Capital, Meritech and 99 Others
- Latest Funding Round: Series D, Jul 04, 2022, $*****
- Highlight: Editors' Pick

3. Eight Sleep
Eight sleep provides an AI-based internet-first brand of thermoregulated mattress, carbon air pillow, and smart mattress cover that is controlled via smartphone. It allows the user to set the temperature of the mattress independently and monitor the body vitals such as breathing and heart-rate variability. This control allows the user to fall asleep faster and improves the quality of sleep. The app can be connected with other smart devices to monitor sleep activity. GentleRise wake-up technology allows users to wake up with a temperature and gentle vibration at the chest level.
Key facts about Eight Sleep
- Founded Year: 2014
- Location: New York City (United States)
- Valuation: $*****
- Stage: Series D
- Total Funding till date: $324M
- Employee Count: 234 as on Mar 31, 2026
- Investors: SoftBank Group, FCVC and 87 Others
- Latest Funding Round: Series D, Mar 04, 2026, $*****
- Highlight: Editors' Pick
4. OpenSea
Blockchain-based web3 marketplace. It enables the creation, buying, selling, and auctioning of non-fungible tokens. It allows users to browse, create, buy, sell, and auction unique digital goods. It provides a platform for creators to showcase their digital art, collectibles, and other unique digital items to a global audience.
Key facts about OpenSea
- Founded Year: 2017
- Location: New York City (United States)
- Valuation: $*****
- Stage: Series C
- Total Funding till date: $427M
- Employee Count: 724 as on Mar 31, 2026
- Investors: Y Ventures, Coatue and 72 Others
- Latest Funding Round: Series C, Jan 04, 2022, $*****
- Highlight: Editors' Pick

5. Alchemy
Provider of complete blockchain developer platform. It provides enterprise-grade Web3 infrastructure rollups-as-a-service, embedded, smart wallets, gasless transactions, stablecoin orchestration, DeFi primitives, real-time webhooks, portfolio/token APIs, and comprehensive devtools.
Key facts about Alchemy
- Founded Year: 2013
- Location: San Francisco (United States)
- Valuation: $*****
- Stage: Series C
- Total Funding till date: $564M
- Employee Count: 374 as on Mar 31, 2026
- Investors: Silver Lake, DFJ Growth and 33 Others
- Latest Funding Round: Series C, Jan 28, 2022, $*****
- Highlight: Editors' Pick
StartX's Year-on-Year Investment Trends
StartX has invested in 123 companies over the last 13 years, with an average of 7 new investments annually in the last 10 years. Its most recent first time investment was in PolicyDock and most recent follow-on round was in Luma Health.Year | No. of Investments | ||
|---|---|---|---|
1st Round | Follow-on | Total | |
2026 (YTD) | 0 | 0 | 0 |
2025 | 0 | 0 | 0 |
2024 | 0 | 0 | 0 |
2023 | 0 | 0 | 0 |
2022 | 1 | 0 | 1 |
2021 | 1 | 1 | 2 |
2020 | 4 | 1 | 5 |
2019 | 9 | 0 | 9 |
2018 | 21 | 5 | 26 |
2017 | 19 | 1 | 20 |
StartX's Investments by Stage
StartX has made 57 investments in Seed stage with an average round size of $3.51M, 32 investments in Series A stage with an average round size of $10.2M and 19 investments in Series B stage with an average round size of $28.6M.Stage of entry | No. of Investments |
|---|---|
Seed | 57 |
Series A | 32 |
Series B | 19 |
Series D | 2 |
Convertible Debt | 1 |
Others | 2 |
Note: We have considered here, only first round of investments
StartX's Investments by Sector
StartX has a diverse portfolio, with companies operating in the Enterprise Applications, High Tech, HealthTech, Consumer and Life Sciences. Notably, it has invested in 120 Tech companies, 83 Enterprise (B2B) companies, 80 Software companies and at least 47 companies focusing on Consumer (B2C).Sector | No. of Investments |
|---|---|
Enterprise Applications | 49 |
High Tech | 35 |
HealthTech | 27 |
Consumer | 24 |
Life Sciences | 21 |
Others | 162 |
Note: We have considered here, only first round of investments
StartX's Investments by Geography
StartX has made most investments in United States (110), followed by India where it has made 1 investment.Country | No. of Investments |
|---|---|
United States | 110 |
India | 1 |
Malaysia | 1 |
Singapore | 1 |
Note: We have considered here, only first round of investments
StartX's recent investments
StartX has not made any investment in 2026 so far.Here are the most recent investments by StartX:
Date | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Feb 2022 | Singapore | Seed | 7277 | ||
Nov 23, 2021 | United States | Series C | 6462 | [+4] | |
Jan 22, 2021 | United States | Seed | 9976 | [+4] | |
Oct 26, 2020 | United States | Seed | 3980 | [+6] | |
Jul 29, 2020 | United States | Series B | 2615 | [+3] |
Unicorns in StartX's Portfolio
StartX has 5 unicorns in its portfolio - Eight Sleep, Alchemy, Dexterity and others. The most recent unicorn in their portfolio is Eight Sleep. It became a unicorn in 2026, 10 years after StartX first invested in it.Here is a list of unicorns in StartX's portfolio:
Tracxn Score | Company | Short Description | Founded year | Sector | Location | Company Stage | First Investment/ Acquisition Details |
|---|---|---|---|---|---|---|---|
81 | Provider of AI-based internet-first brand of mattress and smart mattress covers | 2014 | New York City | Series D | ogfheo{ | ||
78 | Provider of complete blockchain developer platform | 2013 | San Francisco | Series C | zcsssfq | ||
64 | AI that powers robots to do physical tasks | 2017 | Redwood City | Series B | dmomcqi | ||
82 | Provider of a reward-based crowdfunding platform for musicians and content creators | 2013 | San Francisco | Series F | slihv{u | ||
82 | App-based rental platform providing self-drive electric kick-scooter | 2017 | San Francisco | Series E | tlckgtz |
IPOs and Publicly Listed companies in StartX's Portfolio
1 of StartX's portfolio company became public - Ethos. It got listed on the National Association of Securities Dealers Automated Quotations (NASDAQ), in Jan 2026 at marketcap of $1.1BHere are StartX's portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Jan 29, 2026 | - | - | 4962 |
Acquired companies in StartX's Portfolio
31 companies from StartX's portfolio have been acquired. The most recent acquisition were Fictiv in Apr 2025 by MISUMI Group for $350M.Here are StartX's portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Apr 17, 2025 | May 08, 2018 | Series B | 1587 | |
Apr 14, 2025 | Oct 17, 2018 | Seed | 7034 | |
Aug 28, 2024 | Oct 11, 2017 | Series A | 5804 | |
Jul 23, 2024 | Feb 27, 2018 | Seed | 7961 | |
Jun 04, 2024 | Feb 14, 2017 | Series B | 8143 |
Team profile of StartX
StartX has a team of 109 members including 26 Partners, 7 Venture Partners and 4 Principals located in United States, India and 2 more locations. StartX's team sits on the board of 2 companies.Here is a list of top team members in StartX:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | San Francisco | - | ||
Partner | Stanford | - | - | |
Partner | Palo Alto | - | ||
Partner | Palo Alto | - | - | |
Partner | Lewis Center | - | ||
Partner | San Francisco | - | ||
Partner | Palo Alto | - | ||
Partner | San Francisco | - | ||
Partner | Palo Alto | - | ||
Partner | Stanford | - |
Co-investors of StartX
Over the past 13 years, 939 investors have co-invested in StartX's portfolio companies. This includes funds and angels.
- Invested before StartX: Y Combinator, 500 Global and 163 others have invested in rounds before StartX. There are 6 companies where Y Combinator has invested before StartX and 5 companies where 500 Global has invested before StartX.
- Top Co-investors of StartX: 348 investors entered a company along with StartX. These include investors like AME Cloud Ventures (5 companies).
- Invested after StartX: A total of 426 investors have invested in StartX's portfolio after their investments. Top Investors include HHS (4 companies) and Google Ventures (3 companies).
Recent News related to StartX
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WorldQuant Foundry Partners with StartX Accelerator to Drive Entrepreneurial InnovationBusiness Wire•Nov 26, 2024•WorldQuant Foundry, StartX
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Streetbeat raises $10 millionFinextra•Feb 07, 2022•Streetbeat Systems, TTV Capital, Seraph Group, AAF Management and 1 other
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Tomi.ai Joins StartX to Blaze the Trail for Predictive Marketing in Banking, Real Estate, and SaaSMarTech Series•Feb 02, 2022•Tomi.ai, StartX
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XP Health, which uses AI to provide vision benefits to employees, raises $5MVator•Jan 22, 2021•XP Health, Valor Capital Group, Sempervirens Fund, Village Global and 3 others
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Remote Work Platform Turing.com Raises $32 Million In Series BPulse 2.0•Dec 15, 2020•Turing, WestBridge Capital, Foundation Capital, Altair Capital and 20 others
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Instrumental raises $20M to scale its AI-powered manufacturing techTechCrunch+•Jul 29, 2020•Instrumental, Canaan, First Round Capital, Eclipse and 2 others
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Dexterity Inc. emerges from stealth with $56M in funding for full stack robotic pickingThe Robot Report•Jul 22, 2020•Dexterity, Kleiner Perkins, Lightspeed Venture Partners, Obvious Ventures and 6 others