Liu Jiang
Angel Investor · at Sunflower Capital Partners
San Francisco, United States
Liu Jiang is a seed investor at Sunflower Capital Partners in San Francisco focused on Software and Artificial Intelligence. Liu Jiang is based out of San Francisco, California and is the Founder of Sunflower Capital. Liu previously worked at Sequoia Capital as a Partner. Liu Jiang attended Stanford University.
- Total investments:
- 18
- Last investment:
- Lead investor:
- 6%
Last updated:
For AI agents: llms.txt
Industries Liu Jiang invests in
Stages Liu Jiang invests in
Countries Liu Jiang invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $2.4M–$8.5M
Investment Focus
Industry
- Software 10 (56%)
- Artificial Intelligence 4 (22%)
- SaaS 3 (17%)
- Blockchain 3 (17%)
- Cryptocurrency 3 (17%)
Stage
- Seed 15 (83%)
- Pre-Seed 1 (6%)
- Series A 1 (6%)
- Series B 1 (6%)
Country
- United States 9 (50%)
- United Kingdom 2 (11%)
- Canada 1 (6%)
- Estonia 1 (6%)
- Czech Republic 1 (6%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Waldo is a corporation that provides research services. By making Google search more productive, Waldo assists in finding what is needed faster, such as data points, contact information, insights, and more. X-ray examination Rather than relying on Google's restricted page previews, Waldo thoroughly examines each result and extracts therelevant information in a skimmable, searchable format. | $10M / Series A / Oct 01, 2025 | ||
| Create powerful forms, surveys and quizzes your audience will answer. Store responses directly where you need them. | $1.6M / Seed / Oct 10, 2024 | ||
| Slingshot is an AI research company driven by our mission to exponentially increase global access to mental healthcare.We’re developing technology to help humans feel and perform better, be more connected, and adapt to the future in a time where the demand for mental health support far exceeds providers by 10,000:1, and the large-scale changesahead are unprecedented.By leveraging AI to delve deep into human psychology, we expect to learn something about human nature that no humans have before, in order to help people change their minds.Based in NYC and London, our cross-disciplinary team of researchers, engineers, and broader mental health experts is dedicated to building tools that empower individuals to take on any challenge that arises. | $30M / Seed / Aug 20, 2024 | ||
| TollBit is a content monetization platform that allows AI bots and data scrapers to pay websites directly to license their content and protects the health of the entire content ecosystem. | $7M / Seed / Mar 05, 2024 | ||
| The command center for modern sales teams. | $6.6M / Seed / Nov 09, 2023 | ||
| E2B is constructing the cloud for AI bots a platform and architecture that allows AI bots to operate freely and as first-class citizens. | $2.5M / Pre-Seed / Sep 06, 2023 | ||
| TipLink helps send crypto with a link. Someone with crypto can create a account and send that link to anyone over any platform. It’s like buying a gift card, connect the client's crypto wallet of choice and create a account by depositing how much they want to send. | $6M / Seed / Feb 21, 2023 | ||
| Frond is a new platform for online community. Because it’s built from threads instead of chat, conversations are deeper, easier to follow, and scale automatically. | $3.3M / Seed / Feb 07, 2023 | ||
| tldraw is an infinite canvas SDK for the web, founded in 2021. Its flagship app, tldraw.com, is a popular free white-board and diagramming app that provides users with a collaborative canvas without any login. In addition to tldraw.com, tldraw has launched popular viral AI apps, including Make Real, tldraw computer, and Teach, which demonstrateintegrations between the tldraw canvas SDK and AI technologies. | $2.7M / Seed / Nov 30, 2022 | ||
| A platform for engineers to build internal tools. | $32M / Series B / Sep 29, 2022 | ||
| See all 18 investments → | |||
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FAQ
What does Liu Jiang invest in?
Liu Jiang invests primarily in Software, Artificial Intelligence and SaaS startups, most often at Seed and Pre-Seed stage. Most of the 18 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 Liu Jiang's check size?
Liu Jiang typically joins rounds of $2.4M–$8.5M 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 Liu Jiang participates in.
How do I contact Liu Jiang?
Public channels for Liu Jiang 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 Liu Jiang last invest?
The most recent investment recorded for Liu Jiang closed in Oct 2025. Shizune tracks 18 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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