# David Vieau

> David Vieau is a startup investor at A123 Systems. See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [A123 Systems](https://shizune.co/investors/profile/a123systems)
- Last updated: Aug 2026

David Vieau is a startup investor at A123 Systems. David joins VantagePoint from his most recent position as President and Chief Executive Officer of A123 Systems, a pioneering company in the design and manufacturing of high-power lithium ion batteries for use in everything from electric vehicles to electric grid services and portable devices. He has more than thirty years of experience andleadership in developing rapid-growth technology and component businesses. Prior to A123, David held corporate officer positions at American Power Conversion (APC), serving as VP of Marketing and VP of Worldwide Business Development.During his nine years at APC, he helped grow company revenues from $50 million to $1.5 billion, which established APC as the world’s leader in power protection for IT markets. David graduated from Syracuse University where he earned a Bachelor of Science Degree in mechanical engineering.

## About A123 Systems

VC Fund · Westborough, United States

Based on new, highly active nanoscale material initially developed at MIT, A123Systems' low impedance Nanophosphate electrode technology provides a competitive advantage over alternative high power technologies.A123's cell and electrode designs lower cost/watt and cost/watt-hour. They have higher voltage than other long-lifesystems, enabling lower pack cost. Their long life leads to reduced lifecycle and system costs resulting in greater overall price-performance .Competitors include

5 contacts available at A123 Systems.

| Name | Title | Profile |
| --- | --- | --- |
| David Vieau | President and CEO | https://shizune.co/investors/profile/david-vieau |
| Bing Sun | Chief Financial Officer | https://shizune.co/investors/profile/bing-sun-d423 |
| Grace Chang | VP of Manufacturing | https://shizune.co/investors/profile/grace-chang |
| Jason Forcier | CEO | https://shizune.co/investors/profile/jason-forcier |
| Jim Paye | Acting Chief Technology Officer & Senior Vice President for Systems Engineering | https://shizune.co/investors/profile/jim-paye |

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