Investors / United States / Castile Ventures
Castile Ventures
Venture capital · Wellesley, MA, United States · North America
Castile Ventures is an investment firm founded by Nina Saberi that has raised hundreds of millions of dollars across multiple funds. It partners with entrepreneurs to build companies, and its portfolio companies have been acquired by corporations such as Cisco, EMC, Morningstar, PGP/Symantec, Thermo Fisher and VeriSign.
Invests inHealthcare & Biotech
In its own wordstechnologyenterprisesoftware
Your fit with Castile Ventures
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsCastile Ventures lists 10 checked portfolio companies on its own site. Its largest themes are Healthcare & Biotech (24%), Industrial & Manufacturing (12%) and Media & Entertainment (12%). 80% of its companies are based in United States. It invests most often alongside Abstract, BankTech Ventures and Canapi Ventures.
No funding round on record names Castile Ventures yet, so the figures come from its portfolio page.
Round figures show recent activity, not Castile Ventures' whole history. Rounds on record name 0 companies; its own site lists 10. Funding rounds are complete from mid-2025, so counts and the yearly trend undercount a firm that invested before then. The portfolio, themes and places come from its own site and are not affected.
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| Healthcare & Biotech | 24% | 15% |
| Industrial & Manufacturing | 12% | 7% |
| Media & Entertainment | 12% | 4% |
| Consumer | 12% | 3% |
| Cybersecurity | 12% | 4% |
| Fintech | 6% | 12% |
| Real Estate & Construction | 6% | 3% |
| AI & Machine Learning | 6% | 18% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Abstract | 1 |
| BankTech Ventures | 1 |
| Canapi Ventures | 1 |
| Claret Capital Partners | 1 |
| Floodgate | 1 |
| Gamegroove Capital | 1 |
| NXT Ventures | 1 |
| Nexit Ventures | 1 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 23th | 10 companies |
| Recent activity | 46th | 0 rounds in 12 months |
| Early stage | 54th | 0% of entries at pre-seed or seed |
| Evidence | 52th | 0% of companies confirmed by a round |
| Sector focus | 29th | 24% in its largest sector |
| Reach | 42th | 2 countries |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers880%
- No longer answers00%
- Points to another company220%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Co-investor network
who it backs companies with, and who they back togetherCompare Castile Ventures head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Portfolio
10 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
Industrial & Manufacturing | Portfolio page | |||
| ASPEED Technology Inc. is a fabless IC-design company that designs Remote Server management SoC, PC/AV Extension SoC, and Cupola360 Image Processing SoC. | Healthcare & BiotechIndustrial & Manufacturing | Portfolio page | ||
| Aurora Networks builds and provides broadband, access, video processing, security, and delivery systems | Media & EntertainmentConsumer | Portfolio page | ||
| Blooma provides a platform for commercial real estate lending that uses automation and real-time insights to streamline the lending process | FintechReal Estate & Construction | Portfolio page | ||
| Funambol provides a unified cloud platform to collect and connect user digital content | Media & EntertainmentConsumer | Portfolio page | ||
| GeoTrust provides SSL digital certificates and encryption and authentication services | CybersecurityAI & Machine Learning | Portfolio page | ||
| Network Intelligence provides AI-driven cybersecurity solutions and services to enterprises | Cybersecurity | Portfolio page | ||
| Sonus provides a voice communication platform for game developers to engage users on various devices | GamingHealthcare & Biotech | Portfolio page | ||
| Tetragenetics supplies high-purity research products to universities, biotech companies, hospitals, and pharmaceutical labs across Europe and the US. | Healthcare & Biotech | Portfolio page | ||
| VGo Communications provides a control panel for user login. | EducationHealthcare & Biotech | Portfolio page |
About this data
site last read 8 Nov 2026- Site
- castileventures.com
- Last read
- 8 Nov 2026
- Watching since
- 6 Nov 2026
- Companies checked
- 10
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
Get Castile Ventures' profile as data
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