Nic Carter
Founding Partner @ Castle Island Ventures
Cambridge, United States
Nic Carter is a partner at Castle Island Ventures and the cofounder of blockchain data aggregator Coinmetrics.io. Previously, he served as Fidelity Investments’ first cryptoasset analyst. He has a Masters in Finance and Investment from the University of Edinburgh and an undergraduate degree in Philosophy from the University of St Andrews.
- Total investments:
- 32
- Last investment:
- Lead investor:
- 41%
Last updated:
For AI agents: llms.txt
Industries Nic Carter invests in
Stages Nic Carter invests in
Countries Nic Carter invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Blockchain 9 (28%)
- Cryptocurrency 7 (22%)
- Software 5 (16%)
- Financial Services 4 (13%)
- Information Technology 4 (13%)
Stage
- Seed 17 (53%)
- Pre-Seed 5 (16%)
- Series A 3 (9%)
- Venture - Series Unknown 2 (6%)
Country
- United States 10 (31%)
- Canada 1 (3%)
- France 1 (3%)
- Colombia 1 (3%)
- Malaysia 1 (3%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Project Eleven is a development company dedicated to advancing post-quantum cryptography solutions. | $20M / Series A / Jan 14, 2026 | ||
| ARX smart contracts and HaLo chips enable creators build decentralized, immutable and composable physical crypto assets. | $6.1M / Seed / Nov 06, 2025 | ||
| Resolvr facilitates cross-border reinsurance transactions at 10% of the cost and 5x the speed of traditional payment methods, greatly reducing foreign exchange costs, transaction fees, and administrative back office burden. | Seed / Sep 16, 2025 | ||
| RockSolid Network is a DeFi protocol offering institutional-grade liquid vaults and white-label vault solutions. | $2.8M / Pre-Seed / Sep 09, 2025 | ||
| Build on Bitcoin is a hybrid Layer-2 network Bitcoin blockchain | $9.5M / Venture - Series Unknown / Aug 07, 2025 | ||
| Project Eleven is a development company dedicated to advancing post-quantum cryptography solutions. | $6M / Seed / Jun 18, 2025 | ||
| ZAR establishes a connection between cash-based economies and the web3 framework, facilitating adoption of stablecoins. | $7M / Seed / Apr 30, 2025 | ||
| Surus is a platform for the future of finance, built on top of our licensed and regulated financial institution.Surus is an institutional-grade asset management, custody, and compliance. | $8M / Seed / Feb 13, 2025 | ||
| Phylax Systems is the operator of an open-source protocol platform designed to avoid hacking. Phylax System's platform censors hacks on L2 networks and supports all Ethereum virtual machine chains, giving corporations the confidence to invest in the decentralized market. | $4.5M / Seed / Nov 01, 2024 | ||
| Hata is a regulated platform where businesses & consumers can transact and access cryptocurrencies with fiat currency such as the US Dollar & Malaysia Ringgit. Our vision is to enable safe & effortless access to cryptocurrency for all. We're committed to achieve that by providing a reliable platform for all to accesscryptocurrency easily, through our commitment to customers and compliance with regulations. Hata is regulated by the Securities Commission of Malaysia as a Recognised Market Operator (Digital Asset Exchange & Digital Broker) , and the Labuan Financial Services Authority (Malaysia) as a Licensed Money Broker & Payment System Operator. Learn more at : https://hata.io | $4.2M / Seed / Oct 21, 2024 | ||
| See all 32 investments → | |||
Co-Investors
About Castle Island Ventures
They are a venture capital firm focused exclusively on public blockchains. They invest in infrastructure and application companies that will enable these transformative protocols to power services for the next billion users.
Castle Island Ventures Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Ria Bhutoria
General Partner
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Hunter Merghart
Venture Partner
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Matt Walsh
Founding Partner
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Nic Carter
Founding Partner
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Sean Judge
General Partner
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FAQ
What does Nic Carter invest in?
Nic Carter invests primarily in Blockchain, Cryptocurrency and Software startups, most often at Seed and Pre-Seed stage. Most of the 32 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Nic Carter?
Public channels for Nic Carter include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Nic Carter last invest?
The most recent investment recorded for Nic Carter closed in Jan 2026. Shizune tracks 32 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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