Siris Capital Group
Overview
Siris Capital Group is a private equity firm that targets control-oriented investments in North American, middle-market technology and technology-enabled services companies.
Investments
| Company | Date | Stage | Lead |
|---|---|---|---|
| TPx Communications | Jun 2026 | Debt | Co-investor |
| Mavenir | Jul 2025 | Recap | Co-investor |
| Newfold Digital | Dec 2025 | private_equity | Co-investor |
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Key People
Frank Baker
Co-Founder & Managing Partner
Peter Berger
Managing Partner
Dave Calamai
Managing Director
Jeff Jacobson
Executive Partner
Joe Cozzolino
Executive Partner
Sandeep Guleria
Partner
Steven Spencer
Partner, Chief Legal Officer, Chief Compliance Officer
Ted Ted
Executive Partner
Nazar Bilukha
Vice President - Private Equity Investing
Grant Weisberg
Principal
Jared Nadan
Principal, Investor Relations
Kevin O'Brien
Principal
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Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.
FAQ
Where is Siris Capital Group based?
Siris Capital Group is headquartered in West Palm Beach, Florida, United States.
When was Siris Capital Group founded?
Siris Capital Group was founded in 2011.
How many portfolio companies does Siris Capital Group have?
Siris Capital Group has 13 portfolio companies in Caplight's dataset.
What are some companies in Siris Capital Group's portfolio?
Portfolio companies visible on Caplight include TPx Communications, Mavenir, Newfold Digital.
What was Siris Capital Group's most recent investment shown here?
Siris Capital Group's most recent investment in this portfolio sample was in TPx Communications in 2026.
What sectors does Siris Capital Group focus on?
Siris Capital Group focuses on Frontier & Industrial Tech, Telecommunications & Networking, FinTech, AI, Data & Cloud Infrastructure, Telecommunications & Networking, Cybersecurity, FinTech, Consumer & Commerce, FinTech, Telecommunications & Networking, Consumer & Commerce, Telecommunications & Networking, Energy & Sustainability, Mobility, Transportation & Logistics, Cybersecurity, Enterprise Software, Enterprise Software, Enterprise Software, Enterprise Software, Enterprise Software, Mobility, Transportation & Logistics, Enterprise Software, Frontier & Industrial Tech, AI, Data & Cloud Infrastructure, Enterprise Software.
What company stages does Siris Capital Group focus on?
Siris Capital Group typically invests at the Early stage.
What is Siris Capital Group's AUM?
Siris Capital Group's assets under management are estimated between $1.0B and $10.0B.