Mike Biggee
Сo-Founder and Managing Director @ Sunstone Partners
San Francisco Bay Area, United States
Mike Biggee is a Co-Founder and Managing Director of Sunstone Partners. Mike currently serves as a Board Director of Avertium, Cloudbakers, Med Tech Solutions, NetSPI, and ProgenyHealth.Prior to founding Sunstone Partners, Mike was a Managing Director at Trident Capital, which he joined in 2005. Prior to Trident, Mike worked with a New York-basedprivate equity firm specializing in technology and services investments. Mike started his career in the technology investment banking group at Merrill Lynch.Mike’s prior investments include AlienVault (acquired by AT&T), Arxan Technologies (acquired by TA Associates), BlueCat (acquired by Madison Dearborn), Fruition Partners (acquired by CSC), Onica (acquired by Rackspace®), Solera Networks (acquired by Blue Coat), Tablus (acquired by EMC) and Voltage Security (acquired by HP).An east coast native, Mike earned a BS and master’s degree in chemical engineering from Cornell University.
- Total investments:
- 13
- Last investment:
- Lead investor:
- 38%
Last updated:
For AI agents: llms.txt
Industries Mike Biggee invests in
Stages Mike Biggee invests in
Countries Mike Biggee invests in
Investment Focus
Industry
- Cloud Computing 4 (31%)
- Enterprise Software 3 (23%)
- Information Technology 3 (23%)
- Big Data 2 (15%)
- Security 2 (15%)
Stage
- Series C 3 (23%)
- Series B 2 (15%)
- Series D 2 (15%)
- Series E 2 (15%)
- Private Equity 2 (15%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Peloton
|
Peloton is a leading professional services firm that specializes in envisioning and delivering high-value and high-quality practical solutions within all areas of Enterprise Performance Management (EPM), Enterprise Information Management (EIM), and Analytics. We design and deliver enterprise solutions to address the complex issues facingbusinesses today. This requires an integrated collection of capabilities as well as a strong set of proven methodologies. With an experienced group of professionals that deliver high performance results, we provide implementation assistance to initiative-based programs. We leverage a proven, innovative approach to accelerated solution deployment as well as drive enhanced value through experiential learning. Our services and methodologies are designed to provide practical solutions that assure quality and adoption. | Private Equity / May 13, 2026 | |
MeetingPlay
|
MeetingPlay is your event mobile app - Meeting Play's primary focus is transforming our innovative and scalable event app platform into your company or organization's personalized brand platform.We are merely the framework and the force behind the scenes, your company or organization is fully in control of the look, content, delivery,utilization and analysis! Our mission is to provide you the opportunity to make an enormous impact during your event. Even perfectly coordinated agendas, gifted keynote speakers and sponsors are not enough to ensure participants make the most of their time at your conference. However, when you back your expert planning with the kind of powerful, responsive technology that makes up Meeting Play's mobile apps for events, you will make lasting impressions! | $75M / Private Equity / Jun 17, 2021 | |
AT&T CyberSecurity
|
AT&T CyberSecurity provides threat intelligence, collaborative defense, and security solutions for businesses. The company is uniquely positioned to deliver security without the seams through people, process, and technology, which will provide unrivaled visibility for the customers.AT&T CyberSecurity was founded in 2007 and isheadquartered in San Mateo, California. | $52M / Series E / Aug 19, 2015 | |
Planful
|
Planful is the pioneer of financial performance management cloud software. The Planful platform is used by the Office of the CFO around the globe to streamline business-wide planning, budgeting, consolidations, reporting, and visual analytics. Planful empowers users to plan confidently, close faster, and report accurately. More than 1,000customers, including Boston Red Sox, Del Monte, TGI Friday’s, and 23andMe, rely on Planful to accelerate cycle times, increase productivity, and improve accuracy across the end-to-end FP&A process. Planful is a private company backed by Vector Capital, a leading global private equity firm. Learn more at www.planful.com. | $25M / Series E / Nov 24, 2014 | |
|
AT&T CyberSecurity
|
AT&T CyberSecurity provides threat intelligence, collaborative defense, and security solutions for businesses. The company is uniquely positioned to deliver security without the seams through people, process, and technology, which will provide unrivaled visibility for the customers.AT&T CyberSecurity was founded in 2007 and isheadquartered in San Mateo, California. | $26.5M / Series D / Sep 05, 2013 | |
|
AT&T CyberSecurity
|
AT&T CyberSecurity provides threat intelligence, collaborative defense, and security solutions for businesses. The company is uniquely positioned to deliver security without the seams through people, process, and technology, which will provide unrivaled visibility for the customers.AT&T CyberSecurity was founded in 2007 and isheadquartered in San Mateo, California. | $22.4M / Series C / Jul 09, 2012 | |
|
AT&T CyberSecurity
|
AT&T CyberSecurity provides threat intelligence, collaborative defense, and security solutions for businesses. The company is uniquely positioned to deliver security without the seams through people, process, and technology, which will provide unrivaled visibility for the customers.AT&T CyberSecurity was founded in 2007 and isheadquartered in San Mateo, California. | $8M / Series B / Jan 31, 2012 | |
Solera Networks
|
Solera Networks develops high-speed network forensics solutions for both physical and virtual networks. These solutions focus on speed and scalability – capturing, indexing, searching, and replaying all network traffic, even in 10Gb environments. The Solera Networks architecture provides open platform interoperability, extensible storage, andportability. These capabilities enable security professionals to quickly identify the source of any attack, remediate, and fortify against further risk. Think of this as a black box for the network recording all information for full fidelity replay after an incident. | $20M / Series D / Jan 30, 2012 | |
|
Solera Networks
|
Solera Networks develops high-speed network forensics solutions for both physical and virtual networks. These solutions focus on speed and scalability – capturing, indexing, searching, and replaying all network traffic, even in 10Gb environments. The Solera Networks architecture provides open platform interoperability, extensible storage, andportability. These capabilities enable security professionals to quickly identify the source of any attack, remediate, and fortify against further risk. Think of this as a black box for the network recording all information for full fidelity replay after an incident. | $15M / Series C / Jul 26, 2010 | |
Arxan Technologies
|
Arxan, a global trusted leader providing the industry’s most comprehensive application protection solutions, works with organizations looking to protect critical applications that deployed “into the wild.” Arxan currently protects more than one billion application instances across many industries including financial services, mobile payments,healthcare,automotive, gaming, and entertainment. Unlike legacy security providers that relying on perimeter-based barriers to keep bad actors out or that require device management controls, Arxan products protect at the application-level from the inside out. This approach protects the source and binary code to expand the corporate perimeter of trust. Arxan provides a broad range of patented security capabilities such as a dynamic app policy engine, code hardening, obfuscation, white-box cryptography and encryption, and threat analytics. | $13M / Series C / Mar 05, 2007 | |
| See all 13 investments → | |||
Co-Investors
About Sunstone Partners
Sunstone Partners is a new investment fund focused on growth equity investments and majority buyouts in technology businesses in North America. The team previously worked together at Trident Capital, a multi-stage investment firm with seven funds and $1.9 billion under management since 1993.The firm is currently investing out of SunstonePartners I, LP, a fund with $310 million of committed capital. Sunstone Partners invests in both sizable minority positions and control transactions.Sunstone Partners was founded in 2015 and is headquartered in Palo Alto, CA. It was previously known as TC Growth Partners.
Sunstone Partners Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Ankur Rathi
Principal
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Arneek Multani
Co-founder and Managing Director
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Gustavo Alberelli
Co-Founder & Managing Director
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Julian Hinderling
Principal
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Mike Biggee
Сo-Founder and Managing Director
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FAQ
What does Mike Biggee invest in?
Mike Biggee invests primarily in Cloud Computing, Enterprise Software and Information Technology startups, most often at Series C and Series B stage. Most of the 13 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 Mike Biggee last invest?
The most recent investment recorded for Mike Biggee closed in May 2026. Shizune tracks 13 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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