# Winston Fu

> Winston Fu is a Series B investor at LDV Partners backing Electronics and Enterprise Software. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [LDV Partners](https://shizune.co/investors/profile/ldv-partners)
- Location: San Francisco, United States
- Total investments: 5
- Last investment: Oct 2009
- Lead investor: 40%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/winston-fu-3923358

Winston Fu is a Series B investor at LDV Partners in San Francisco focused on Electronics and Enterprise Software. General Partner at U.S. Venture Partners (USVP).

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Electronics | 2 | 40% |
| Enterprise Software | 2 | 40% |
| Hardware | 1 | 20% |
| Software | 1 | 20% |
| Web Hosting | 1 | 20% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 2 | 40% |
| Series C | 1 | 20% |
| Funding Round | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Box | Box is an online file sharing and cloud content management service offering unlimited storage, custom branding, and administrative controls. Box provides more than 8 million users with secure cloud content management and collaboration. Box platform "allows personal and commercial content to be accessible, sharable, and storable in any formatfrom anywhere." It also helps businesses of all sizes in every industry securely access and manages their critical information in the cloud. | $7.1M | Series B | Oct 15, 2009 |  |
| Kilopass | Kilopass Technology Inc develops and markets advanced embedded non-volatile memory (NVM) technology, manufactured in standard logic CMOS processes. Kilopass leads the industry in high density Logic NVM technology on advanced CMOS process technologies delivering highly reliable, secure, and cost-effective logic NVM solutions for SOC applications.Kilopass' embedded NVM technology, XPM or Extra Permanent Memory, provides an excellent solution for electrically field-programmable firmware storage, security IDs and/or keys, analog circuit calibration, yield enhancement, self-repair, and IC configuration information for the flexible implementation of customer specific product features in a single chip solution. Kilopass Technology's XPM products integrate seamlessly with advanced Customer Owned Tooling (COT) and Application Specific Integrated Circuit (ASIC) markets and are available today for industry leading foundries and process geometries. | $17.9M |  | Feb 28, 2008 |  |
| Box | Box is an online file sharing and cloud content management service offering unlimited storage, custom branding, and administrative controls. Box provides more than 8 million users with secure cloud content management and collaboration. Box platform "allows personal and commercial content to be accessible, sharable, and storable in any formatfrom anywhere." It also helps businesses of all sizes in every industry securely access and manages their critical information in the cloud. | $6M | Series B | Jan 23, 2008 |  |
| Kilopass | Kilopass Technology Inc develops and markets advanced embedded non-volatile memory (NVM) technology, manufactured in standard logic CMOS processes. Kilopass leads the industry in high density Logic NVM technology on advanced CMOS process technologies delivering highly reliable, secure, and cost-effective logic NVM solutions for SOC applications.Kilopass' embedded NVM technology, XPM or Extra Permanent Memory, provides an excellent solution for electrically field-programmable firmware storage, security IDs and/or keys, analog circuit calibration, yield enhancement, self-repair, and IC configuration information for the flexible implementation of customer specific product features in a single chip solution. Kilopass Technology's XPM products integrate seamlessly with advanced Customer Owned Tooling (COT) and Application Specific Integrated Circuit (ASIC) markets and are available today for industry leading foundries and process geometries. | $7.8M | Series C | Sep 06, 2006 |  |
| CiraNova | Ciranova, Inc. operates as an electronic design automation company. It focuses on building interoperable tools for custom chip designers to create new and/or migrate legacy analog IP. It offers products, such as PyCell Studio, which helps designers reduce the time and cost of PCell and layout generator creation for deep submicron processes;and PCell Xtreme, which enables the migration of PCells created in proprietary languages into multi-vendor OpenAccess flows. It provides custom layout generator development, Python code development consulting, custom layout consulting, and analog and mixed signal design services. The company was founded in 2002 and is headquartered in Santa Clara, California. | $9M | Series B | May 22, 2003 |  |

5 of 5 investments shown.

## Co-investors
- [BlueRun Ventures](https://shizune.co/investors/profile/bluerun-ventures) — VC Fund, 2 deals together
- [Pitango VC](https://shizune.co/investors/profile/pitango-venture-capital) — VC Fund, 2 deals together
- [Alloy Ventures](https://shizune.co/investors/profile/alloy-ventures) — VC Fund, 1 deal together

## About LDV Partners

VC Fund · Palo Alto, United States

LDV Partners they provide services for securitization of data and algorithms, robotics and artificial intelligence, precision health, and more.

5 contacts available at LDV Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Heather Lee | Associate | https://shizune.co/investors/profile/heather-lee |
| Wayne Zhang | Partner | https://shizune.co/investors/profile/wayne-zhang-3 |
| ZhiXun Shen | Partner | https://shizune.co/investors/profile/zhixun-shen-2 |
| Winston Fu | Partner | https://shizune.co/investors/profile/winston-fu |
| Winston Fu | Partner | https://shizune.co/investors/profile/dr-winston-fu |

## Similar investors

### Similar stage
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund
- [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund

## FAQ

### What does Winston Fu invest in?

Winston Fu invests primarily in Electronics, Enterprise Software and Hardware startups, most often at Series B and Series C stage. Most of the 5 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Winston Fu last invest?

The most recent investment recorded for Winston Fu closed in Oct 2009. Shizune tracks 5 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