# Luis Arzubi

> Luis Arzubi is a funding round investor at Tallwood Venture Capital backing Semiconductor. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Tallwood Venture Capital](https://shizune.co/investors/profile/tallwood-venture-capital)
- Location: San Francisco, United States
- Total investments: 6
- Last investment: Nov 2014
- Lead investor: 67%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/luis-arzubi-76b12313

Luis Arzubi is a General Partner at Tallwood Venture Capital.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Semiconductor | 3 | 50% |
| Computer | 1 | 17% |
| Software | 1 | 17% |
| Wireless | 1 | 17% |
| Power Grid | 1 | 17% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Funding Round | 3 | 50% |
| Series B | 2 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 2 | 33% |
| Brazil | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Cavendish Kinetics | Cavendish Kinetics is a fabless supplier of tunable components for RF circuits (antennas, power amps, filters) used in cellular handsets, laptops, netbooks, tablets, and other consumer wireless devices.Cavendish Kinetics' products are designed to address a serious challenge facing the wireless industry: how to pack more features andservices into wireless devices without adding radios or increasing the device size.Cavendish Kinetics has created and honed hard-to-replicate technology based on third-generation RF MEMS expertise and its own innovative semiconductor processes.By reducing component count, Cavendish Kinetics' tunable RF solutions enable the design of wireless devices with improved RF signaling, which leads to enhanced performance, lower power, and smaller RF systems. As a result, end users enjoy a more satisfying experience with their wireless devices.Products incorporating Cavendish Kinetics' semiconductor products:- Improve the voice and web browsing experience for users of today’s 3G and 4G wireless devices.- Significantly improve the network efficiency of cellular operators by reducing re-tries and dropped-call rates.- Provide 3G and 4G systems with improved RF signaling, which dramatically increases data throughput and network efficiency.- Reduce component count, which makes it faster and less expensive to design better-performing wireless devices.Cavendish Kinetics' roots extend to England’s Cambridge University and the renowned Cavendish Labs, where company co-founder Charles Smith, Ph.D., is a professor with research expertise in sub-micron semiconductor devices.Cavendish Kinetics has its headquarters in San Jose, California, plus an R&D facility in The Netherlands. |  |  | Nov 11, 2014 |  |
| Cavendish Kinetics | Cavendish Kinetics is a fabless supplier of tunable components for RF circuits (antennas, power amps, filters) used in cellular handsets, laptops, netbooks, tablets, and other consumer wireless devices.Cavendish Kinetics' products are designed to address a serious challenge facing the wireless industry: how to pack more features andservices into wireless devices without adding radios or increasing the device size.Cavendish Kinetics has created and honed hard-to-replicate technology based on third-generation RF MEMS expertise and its own innovative semiconductor processes.By reducing component count, Cavendish Kinetics' tunable RF solutions enable the design of wireless devices with improved RF signaling, which leads to enhanced performance, lower power, and smaller RF systems. As a result, end users enjoy a more satisfying experience with their wireless devices.Products incorporating Cavendish Kinetics' semiconductor products:- Improve the voice and web browsing experience for users of today’s 3G and 4G wireless devices.- Significantly improve the network efficiency of cellular operators by reducing re-tries and dropped-call rates.- Provide 3G and 4G systems with improved RF signaling, which dramatically increases data throughput and network efficiency.- Reduce component count, which makes it faster and less expensive to design better-performing wireless devices.Cavendish Kinetics' roots extend to England’s Cambridge University and the renowned Cavendish Labs, where company co-founder Charles Smith, Ph.D., is a professor with research expertise in sub-micron semiconductor devices.Cavendish Kinetics has its headquarters in San Jose, California, plus an R&D facility in The Netherlands. |  |  | Jun 07, 2011 |  |
| Accent | Accent is an ISO 9001:2008 certified provider of semiconductor integration of metering technologies and communication and with renowned investors such as Sofinnova Partners (France) and Cadence.Accent provides products and solutions targeted vertical markets including Smart Grid and Clean Tech. It also offers areas such as wireless, analog mixedsignal, and low power—and pre-integrated platforms provide rapid time to market to meet critical product cost and performance requirements whilst at low development cost. |  |  | Oct 12, 2010 |  |
| Accent | Accent is an ISO 9001:2008 certified provider of semiconductor integration of metering technologies and communication and with renowned investors such as Sofinnova Partners (France) and Cadence.Accent provides products and solutions targeted vertical markets including Smart Grid and Clean Tech. It also offers areas such as wireless, analog mixedsignal, and low power—and pre-integrated platforms provide rapid time to market to meet critical product cost and performance requirements whilst at low development cost. |  | Series B | Oct 12, 2010 |  |
| SVTC Technologies | SVTC provides its novel-silicon development customers access to two state-of-the-art, IP-secure development fabs – in San Jose, California, and Austin, Texas – with a full complement of 200 mm (8-inch) and 300 mm (12-inch) advanced CMOS and MEMS fabrication equipment, designed to speed the development of best-of-class solutions. |  |  | May 06, 2009 |  |
| Cavendish Kinetics | Cavendish Kinetics is a fabless supplier of tunable components for RF circuits (antennas, power amps, filters) used in cellular handsets, laptops, netbooks, tablets, and other consumer wireless devices.Cavendish Kinetics' products are designed to address a serious challenge facing the wireless industry: how to pack more features andservices into wireless devices without adding radios or increasing the device size.Cavendish Kinetics has created and honed hard-to-replicate technology based on third-generation RF MEMS expertise and its own innovative semiconductor processes.By reducing component count, Cavendish Kinetics' tunable RF solutions enable the design of wireless devices with improved RF signaling, which leads to enhanced performance, lower power, and smaller RF systems. As a result, end users enjoy a more satisfying experience with their wireless devices.Products incorporating Cavendish Kinetics' semiconductor products:- Improve the voice and web browsing experience for users of today’s 3G and 4G wireless devices.- Significantly improve the network efficiency of cellular operators by reducing re-tries and dropped-call rates.- Provide 3G and 4G systems with improved RF signaling, which dramatically increases data throughput and network efficiency.- Reduce component count, which makes it faster and less expensive to design better-performing wireless devices.Cavendish Kinetics' roots extend to England’s Cambridge University and the renowned Cavendish Labs, where company co-founder Charles Smith, Ph.D., is a professor with research expertise in sub-micron semiconductor devices.Cavendish Kinetics has its headquarters in San Jose, California, plus an R&D facility in The Netherlands. |  | Series B | May 01, 2006 |  |

6 of 6 investments shown.

## Co-investors
- [Wellington Partners](https://shizune.co/investors/profile/wellington-partners) — VC Fund, 3 deals together
- [Celtic House Venture Partners](https://shizune.co/investors/profile/celtic-house-venture-partners) — VC Fund, 1 deal together
- [Clarium Capital](https://shizune.co/investors/profile/clarium-capital) — VC Fund, 1 deal together
- [Oak Hill Capital Partners](https://shizune.co/investors/profile/oak-hill-capital-partners) — VC Fund, 1 deal together
- [Qualcomm](https://shizune.co/investors/profile/qualcomm) — VC Fund, 1 deal together
- [Torteval Investments](https://shizune.co/investors/profile/torteval-investments) — VC Fund, 1 deal together

## About Tallwood Venture Capital

VC Fund · Menlo Park, United States

Tallwood Venture Capital focuses on investments in differentiated technologies and products that they believe will have a significant impact on the semiconductor industry. They seek out talented entrepreneurs and potent ideas likely to make a real difference in semiconductor and semiconductor-related markets.By offering deep semiconductorknowledge, direct operating experience and a high degree of availability, Tallwood builds close, active working relationships with their portfolio companies.They have over $600 million currently under management. This capital management level puts Tallwood Venture Capital on par with the semiconductor segments of the largest venture capital firms in the industry.

4 contacts available at Tallwood Venture Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Dado Banatao | Managing Partner & Founder | https://shizune.co/investors/profile/dado-banatao |
| Hailong Sun | Invest Manager | https://shizune.co/investors/profile/hailong-sun |
| Luis Arzubi | General Partner | https://shizune.co/investors/profile/luis-arzubi |
| Stella Pan | Office Manager | https://shizune.co/investors/profile/stella-pan |

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## FAQ

### What does Luis Arzubi invest in?

Luis Arzubi invests primarily in Semiconductor, Computer and Software startups, most often at Funding Round and Series B stage. Most of the 6 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 Luis Arzubi last invest?

The most recent investment recorded for Luis Arzubi closed in Nov 2014. Shizune tracks 6 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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