# Ken Ehrhart

> Ken Ehrhart is a funding round investor at Sunbridge Partners backing RFID. See 7 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Sunbridge Partners](https://shizune.co/investors/profile/sunbridge-partners)
- Location: Carmel, United States
- Total investments: 7
- Last investment: Nov 2024
- Lead investor: 71%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/kenehrhart
- Website: http://www.ehrhart.net/

Ken Ehrhart is a founder/General Partner of SunBridge Partners with a broad investment focus across Internet systems, RFID, sensors, security and displays.Ken co-founded SunBridge partners and its predecessor Equitek Capital, played a significant role in developing the firms’ research-based investment strategy, and has been activelyinvolved across all investments, including Alien Technology, Flarion Technologies, NITV and Viztec. He is currently a member of the the Board of Directors of Alien Technology, NITV, and the nonprofit oceanearth.From 1996 to March 2000, Ken served as the Director of Research for the Forbes published, monthly technology investment newsletter, the Gilder Technology Report. As Director of Research, he was responsible for technology assessment, trend analysis, market research and company evaluation in the areas of semiconductors, computers, displays, software, consumer electronics, Internet, e-commerce, fiber, satellites, wireless, telephony, and cable technologies.In 1993, Ken founded E—Consulting, a technology-focused consulting and research firm offering services that included technology assessment, market research, strategic planning, business development, joint venture formation, mergers and acquisitions. Ken has over 15 years experience in the technical evaluation, testing, installation and maintenance of electronic security systems, including wired and wireless (RF, IR, ultrasonic, and acoustic) intrusion and fire detection sensors, video surveillance, access control, building automation, uninterruptible power supplies and real-time monitoring equipment.Ken graduated with honors in two Bachelors degree programs at UC Berkeley in 1987. He attended the School of Foreign Service at Georgetown University from 1987 to 1989.

## Contacts

5 contacts available for Ken Ehrhart: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/ken-ehrhart?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| RFID | 1 | 14% |
| SaaS | 1 | 14% |
| Semiconductor | 1 | 14% |
| Transportation | 1 | 14% |
| Cloud Computing | 1 | 14% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Funding Round | 2 | 29% |
| Series H | 1 | 14% |
| Private Equity | 1 | 14% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 1 | 14% |
| United States | 1 | 14% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Boomi Japan | Boomi Japan is a subsidiary of Boomi USA, providing cloud integration solutions via as SaaS platform | $6M | Private Equity | Nov 15, 2024 |  |
| Alien Technology | Alien Technology is a provider of reliable, high-volume, low cost, EPC compliant Radio Frequency Identification (RFID) products. Using Fluidic Self Assembly (FSA ), a patented manufacturing process, Alien manufactures electronic product code (EPC) class 1 tags and readers used in a variety of applications including supply chain management,logistics operations and anti-counterfeiting to improve inventory management and reduce operating costs. Alien Technology Corporation is an active member of EPC Global. More information about Alien Technology Corporation can be found on the Company's website at www.alientechnology.com. Alien, Alien Technology and FSA are trademarks or registered trademarks of Alien Technology Corporation in the United States and other countries. | $10.9M |  | Mar 03, 2010 |  |
| Alien Technology | Alien Technology is a provider of reliable, high-volume, low cost, EPC compliant Radio Frequency Identification (RFID) products. Using Fluidic Self Assembly (FSA ), a patented manufacturing process, Alien manufactures electronic product code (EPC) class 1 tags and readers used in a variety of applications including supply chain management,logistics operations and anti-counterfeiting to improve inventory management and reduce operating costs. Alien Technology Corporation is an active member of EPC Global. More information about Alien Technology Corporation can be found on the Company's website at www.alientechnology.com. Alien, Alien Technology and FSA are trademarks or registered trademarks of Alien Technology Corporation in the United States and other countries. | $38M |  | Oct 06, 2008 |  |
| Alien Technology | Alien Technology is a provider of reliable, high-volume, low cost, EPC compliant Radio Frequency Identification (RFID) products. Using Fluidic Self Assembly (FSA ), a patented manufacturing process, Alien manufactures electronic product code (EPC) class 1 tags and readers used in a variety of applications including supply chain management,logistics operations and anti-counterfeiting to improve inventory management and reduce operating costs. Alien Technology Corporation is an active member of EPC Global. More information about Alien Technology Corporation can be found on the Company's website at www.alientechnology.com. Alien, Alien Technology and FSA are trademarks or registered trademarks of Alien Technology Corporation in the United States and other countries. | $33M |  | Apr 25, 2007 |  |
| Alien Technology | Alien Technology is a provider of reliable, high-volume, low cost, EPC compliant Radio Frequency Identification (RFID) products. Using Fluidic Self Assembly (FSA ), a patented manufacturing process, Alien manufactures electronic product code (EPC) class 1 tags and readers used in a variety of applications including supply chain management,logistics operations and anti-counterfeiting to improve inventory management and reduce operating costs. Alien Technology Corporation is an active member of EPC Global. More information about Alien Technology Corporation can be found on the Company's website at www.alientechnology.com. Alien, Alien Technology and FSA are trademarks or registered trademarks of Alien Technology Corporation in the United States and other countries. | $50M |  | Nov 06, 2006 |  |
| Alien Technology | Alien Technology is a provider of reliable, high-volume, low cost, EPC compliant Radio Frequency Identification (RFID) products. Using Fluidic Self Assembly (FSA ), a patented manufacturing process, Alien manufactures electronic product code (EPC) class 1 tags and readers used in a variety of applications including supply chain management,logistics operations and anti-counterfeiting to improve inventory management and reduce operating costs. Alien Technology Corporation is an active member of EPC Global. More information about Alien Technology Corporation can be found on the Company's website at www.alientechnology.com. Alien, Alien Technology and FSA are trademarks or registered trademarks of Alien Technology Corporation in the United States and other countries. | $66M | Series H | Jul 28, 2005 |  |
| Rival HR |  |  |  |  |  |

7 of 7 investments shown.

## Co-investors
- [Advanced Equities](https://shizune.co/investors/profile/advanced-equities) — VC Fund, 5 deals together
- [New Enterprise Associates](https://shizune.co/investors/profile/new-enterprise-associates) — VC Fund, 2 deals together
- [Rho Ventures](https://shizune.co/investors/profile/rho-ventures) — VC Fund, 2 deals together
- [Rho Capital Partners](https://shizune.co/investors/profile/rho-capital-ventures) — VC Fund, 1 deal together

## About Sunbridge Partners

VC Fund · Beachwood, United States

SunBridge Partners is a venture capital firm focused on helping global leaders in enterprise software and Software-as-a-Service (SaaS) enter and become growth success stories in the Japanese market. SunBridge successfully co-founded Concur (Japan), Marketo Japan, Demandware Japan, and Kyriba Japan, creating over $1.3B in Japan JV valuation inpartnership with JV parent companies worth over $195B in total. SunBridge, with offices in Japan and the U.S., has invested over $100m in more than 65 portfolio companies.

5 contacts available at Sunbridge Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Ken Ehrhart | Cofounder, General Partner | — |
| Paul Grim | General Partner | — |
| Akira Kitamura | Venture Partner | — |
| Allen Miner | Founder & General Partner | https://shizune.co/investors/profile/allen-miner |
| John Gannon | General Partner | — |

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## FAQ

### What does Ken Ehrhart invest in?

Ken Ehrhart invests primarily in RFID, SaaS and Semiconductor startups, most often at Funding Round and Series H stage. Most of the 7 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Ken Ehrhart?

Public channels for Ken Ehrhart include LinkedIn and the website linked on this profile. 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 Ken Ehrhart last invest?

The most recent investment recorded for Ken Ehrhart closed in Nov 2024. Shizune tracks 7 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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