# Julian Koh

> Julian Koh is a seed investor at Ribbon Finance (London) backing Blockchain and FinTech. See 10 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Ribbon Finance](https://shizune.co/investors/profile/ribbon-finance)
- Location: London, United Kingdom
- Total investments: 10
- Last investment: Jun 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/juliankohtx/
- Website: https://x.com/juliankoh
- Facebook: https://www.facebook.com/juliankoh

Julian Koh is a seed investor at Ribbon Finance in London focused on Blockchain and FinTech. Julian Koh is based out of Singapore and is the Co-Founder of Ribbon Finance. Julian previously worked at Coinbase as a Software Engineer. Julian Koh attended Cornell University.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $2.3M–$6.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Blockchain | 5 | 50% |
| FinTech | 3 | 30% |
| Financial Services | 3 | 30% |
| Web3 | 2 | 20% |
| Cryptocurrency | 2 | 20% |

13 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 8 | 80% |
| Pre-Seed | 1 | 10% |
| Series A | 1 | 10% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 3 | 30% |
| Spain | 1 | 10% |
| Canada | 1 | 10% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| 3Jane Protocol | 3Jane Protocol is a credit-based money market that permits unsecured credit lines underwritten against verifiable evidence. | $5.2M | Seed | Jun 04, 2025 |  |
| Level | Level is a stakblecoin backed by restaked dollar tokens. | $3.6M | Seed | Aug 29, 2024 |  |
| Inference Labs | Inference Labs is advancing the use of zero-knowledge cryptography to guarantee the computational integrity of off-chain AI models. This approach enables AI operators to safeguard and conceal the Intellectual Property inherent in their Neural Networks, without disclosing the confidential weights and biases of their proprietary models. InferenceLabs is creating a network that aggregates verified intelligence (zk-VIN), offering a suite of tools for owners, users, and operators to efficiently integrate their artificial intelligence using zero-knowledge cryptography. | $2.3M | Seed | Apr 15, 2024 |  |
| Inference Labs | Inference Labs is advancing the use of zero-knowledge cryptography to guarantee the computational integrity of off-chain AI models. This approach enables AI operators to safeguard and conceal the Intellectual Property inherent in their Neural Networks, without disclosing the confidential weights and biases of their proprietary models. InferenceLabs is creating a network that aggregates verified intelligence (zk-VIN), offering a suite of tools for owners, users, and operators to efficiently integrate their artificial intelligence using zero-knowledge cryptography. | $2.3M | Pre-Seed | Apr 15, 2024 |  |
| Sanctum | Sanctum offers the ability to launch millions of new LSTs utilizing solana. |  | Seed | Apr 03, 2024 |  |
| Blackwing | Blackwing runs a range of modular apps while retaining decentralization, and it is distinguished by leverage trading. | $4.5M | Seed | Mar 07, 2024 |  |
| INIT Capital | INIT Capital offers Lending, Borrowing, and Access Yield Strategies with Liquidity Hook. | $3.1M | Seed | Feb 21, 2024 |  |
| Ambient | Ambient is designed for diversified, long-term liquidity that corrects the faulty LP economics of AMMs. It provides the DEX inside a single smart contract, allowing for low-fee transactions, greater liquidity rewards, and a fair trading experience. | $6.5M | Seed | Jul 11, 2023 |  |
| Voltz Labs | Voltz Labs is a defi primitive that empowers leveraged interest rate swaps. The company was founded in 2021 and is headquartered in Road Town, D8. | $6M | Seed | Jan 01, 2022 |  |
| DELV | Element is an open source protocol for fixed and variable yield markets. | $32M | Series A | Oct 19, 2021 |  |

10 of 10 investments shown.

## Co-investors
- [Robot Ventures](https://shizune.co/investors/profile/robot-ventures) — VC Fund, 4 deals together
- [Coinbase Ventures](https://shizune.co/investors/profile/coinbase-ventures) — VC Fund, 2 deals together
- [Dragonfly](https://shizune.co/investors/profile/dragonfly-capital-partners-eed4) — VC Fund, 2 deals together
- [Mechanism Capital](https://shizune.co/investors/profile/mechanism-capital) — VC Fund, 2 deals together
- [Metropolis VC](https://shizune.co/investors/profile/metropolis-vc) — VC Fund, 2 deals together
- [Mozaik Capital](https://shizune.co/investors/profile/mozaik-capital) — VC Fund, 2 deals together

## About Ribbon Finance

VC Fund · San Francisco, United States

Ribbon Finance creates structured products that deliver sustainable yield using financial engineering for DeFi. The company allows investors to profit when the price of ETH goes above.

3 contacts available at Ribbon Finance.

| Name | Title | Profile |
| --- | --- | --- |
| Ben Burns | Software Engineer | https://shizune.co/investors/profile/ben-burns-8885 |
| Julian Koh | Co-Founder | https://shizune.co/investors/profile/julian-koh-b959 |
| Julian Koh | Co-Founder | https://shizune.co/investors/profile/julian-93c8 |

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## FAQ

### What does Julian Koh invest in?

Julian Koh invests primarily in Blockchain, FinTech and Financial Services startups, most often at Seed and Pre-Seed stage. Most of the 10 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Julian Koh's check size?

Julian Koh typically joins rounds of $2.3M–$6.5M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Julian Koh participates in.

### When did Julian Koh last invest?

The most recent investment recorded for Julian Koh closed in Jun 2025. Shizune tracks 10 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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