# Doug Lee

> Doug Lee is a seed investor at D3 Jubilee (Palo Alto) backing Energy and Mobile. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [D3 Jubilee](https://shizune.co/investors/profile/d3jubilee)
- Location: Palo Alto, United States
- Total investments: 3
- Last investment: May 2021
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/doug-duckjun-lee-07482a62

Doug Lee is a seed investor at D3 Jubilee in Palo Alto focused on Energy and Mobile. Doug is an angel investor in Korea and the San Francisco bay area. He moved to the space of impact investment in 2010. He is a former CFO of Gmarket (acquired by eBay). Prior to Gmarket, he was an investment banker with Schroders, Citigroup and Credit Suisse. He holds a master's degree in Accounting and Finance from London School of Economicsand a bachelor's degree from Seoul National University.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 1 | 33% |
| Mobile | 1 | 33% |
| Fashion | 1 | 33% |
| Internet | 1 | 33% |
| Recycling | 1 | 33% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 67% |
| Series A | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Paran Energy | Paran Energy is an energy AI service company that provides energy consumption data optimization services. | $886.4K | Seed | May 18, 2021 |  |
| Repla | Repla is a plastic recycling firm that produces a rural plastic waste decomposition tank and a recycled resin purity tester. | $925K | Seed | Aug 07, 2020 |  |
| ClosetShare | ClosetShare is an online platform where women can rent, share, and resell fashion and accessories. | $3.3M | Series A | Sep 20, 2019 |  |

3 of 3 investments shown.

## Co-investors
- [Bluepoint](https://shizune.co/investors/profile/bluepoint-partners-2) — VC Fund, 2 deals together
- [Yonsei Technology Holdings](https://shizune.co/investors/profile/yonsei-technology-holdings-128e) — VC Fund, 1 deal together

## About D3 Jubilee

VC Fund · Seoul, South Korea

D3 is headquartered in Seoul and San Francisco, pioneering the domestic and global impact investment areas. D3 redefines the role of capital by investing in entrepreneurial innovation that improves the lives of low-income families, women, and immigrants, and creates an environmentally sustainable world.Invest in ICT start-ups with highsocio-environmental value in low-income countries such as Korea, USA and South America, Africa and India.

2 contacts available at D3 Jubilee.

| Name | Title | Profile |
| --- | --- | --- |
| Doug Lee | Founder & CEO | https://shizune.co/investors/profile/doug-lee-2 |
| Haedong Shin | Analyst | https://shizune.co/investors/profile/haedong-shin |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Doug Lee invest in?

Doug Lee invests primarily in Energy, Mobile and Fashion startups, most often at Seed and Series A stage. Most of the 3 investments tracked by Shizune back companies in South Korea. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Doug Lee last invest?

The most recent investment recorded for Doug Lee closed in May 2021. Shizune tracks 3 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.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co