# Brian Birk

> Brian Birk is a startup investor at Sun Mountain Capital. See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Sun Mountain Capital](https://shizune.co/investors/profile/sun-mountain-capital)
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/brian-birk-10124

Brian Birk is a startup investor at Sun Mountain Capital. Brian Birk has over 20 years experience as an operating executive and investor. Mr. Birk co-founded Sun Mountain Capital, a boutique private equity firm focused on the Southwest and Rocky Mountain regions, in 2006. Since that time Sun Mountain has grown to be one of the largest PE firms in the region, and currently manages direct investment fundsand fund of funds vehicles. Prior to forming Sun Mountain Capital, Mr. Birk was a Vice President and Director of Private Equity at Fort Washington Capital Partners where he helped the firm establish and manage a number of private equity direct investment funds, secondary investment funds, and fund of funds programs.Mr. Birk was a founder or senior executive at several high profile start-ups, including MetaWeb (acquired by Google), Applied Minds and BiosGroup. In addition, Mr. Birk has held a senior manager position at the Boston Consulting Group and finance manager positions at General Electric and GE Capital. Mr. Birk has an MBA from the Kellogg School of Management and a BS in economics from Carleton College.Mr. Birk is a Board Member of Sun Mountain Capital portfolio companies Aspen Avionics, American Clay, Exagen Diagnostics, Growstone, Lumidigm and Puente Partners. He is also a member of the Board of Directors for the Rocky Mountain Venture Capital Association.

## About Sun Mountain Capital

VC Fund · Santa Fe, United States

Sun Mountain Capital is an investment partnership formed by senior private equity professionals based in Santa Fe, New Mexico. The Firm’s professionals have a depth of experience in private equity that dates back to 1981 and have an extensive track record of creating value through fund advisory activities and direct investments in promisingcompanies. Prior experience for the principals include employment at Credit Suisse First Boston, Morgan Stanley, Brentwood Associates, Fort Washington Investment Advisors, GE Capital, Kline Hawkes, and The Boston Consulting Group, among other top tier firms.As a private equity advisor to pension plans and other program sponsors, Sun Mountain develops customized private equity programs. They analyze key success factors across numerous private equity programs and then use the information to develop solutions tailored to meet the specific investment goals of the program.

5 contacts available at Sun Mountain Capital.

| Name | Title | Profile |
| --- | --- | --- |
| Brian Birk | Managing Partner & CO-founder | https://shizune.co/investors/profile/brian-birk |
| Dan Brooks | Analyst | https://shizune.co/investors/profile/dan-brooks |
| Edward Markman | Partner, Chief Financial Officer & Chief Compliance Officer | https://shizune.co/investors/profile/edward-markman |
| Lee Rand | Partner | https://shizune.co/investors/profile/lee-rand |
| Leslie Shaw | Chief Financial Officer | https://shizune.co/investors/profile/leslie-shaw |

## FAQ

### 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