# John Keane

> John Keane is a startup investor at Clean Energy Venture Group (Vail). See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Clean Energy Venture Group](https://shizune.co/investors/profile/clean-energy-venture-group)
- Location: Vail, United States
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jfkeane

John Keane is a startup investor at Clean Energy Venture Group in Vail. John Keane, Jr. founded King Hill Capital in 2007 to invest in early stage cleantech companies that develop renewable energy or energy efficient technologies. He invests in cleantech companies to address two issues that concern him deeply: global climate change and the need for greater energy independence. John applies his nearly 20 years ofoperating experience when assessing investment opportunities and supporting the companies in which he invests.Prior to founding King Hill Capital, John had been an executive in the software industry. Most recently, he was founder and CEO of ArcStream Solutions, a wireless systems integration firm. Prior to founding ArcStream, he held various leadership positions at Keane, Inc., supporting the company’s revenue growth from $60 million to $1.1 billion. John began his career in corporate finance at J.P. Morgan.John currently serves on the board of Purpose Energy, RavenBrick, Solar Sentry, and Stellaris. He is a board observer for Greentech Media and Albeo Technologies. He previously served on the board of Cleantech America, Design2Launch, and Keane.John graduated from Harvard College and Harvard Business School.

## About Clean Energy Venture Group

VC Fund · Brookline, United States

Clean Energy Venture Group is an angel investment group that provides seed capital and management expertise to early stage clean energy companies. The group is comprised of seasoned operating executives with strong capabilities in the energy and environmental sectors. With each investment, they not only bring capital, but also the value of theirexperience and network to help companies achieve their goals. While their focus is in the Northeast United States, they have worked with companies throughout the country.

5 contacts available at Clean Energy Venture Group.

| Name | Title | Profile |
| --- | --- | --- |
| Cara Tobin | Venture Partner | https://shizune.co/investors/profile/cara-tobin |
| Coleman Adams | Partner | https://shizune.co/investors/profile/coleman-adams |
| Gail Greenwald | Partner & Emeritus Member | https://shizune.co/investors/profile/gail-greenwald |
| John Keane | Affiliates | https://shizune.co/investors/profile/john-keane |
| Mitch Tyson | Partner | https://shizune.co/investors/profile/mitch-tyson |

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