Operational Intensity.
Middle-Market Focus.
Deep Technology Expertise.

Siris is a private equity firm that targets control-oriented investments in technology and technology-enabled services companies that are well-positioned to meet the dynamic needs of their customers.

Overview

Siris has raised over $6.2 billion of cumulative committed capital and is currently targeting investment opportunities for companies with $10 million to $50 million of EBITDA and transaction values of $100 million to $500 million.

our history

News

May 6, 2026
Siris Completes Acquisition of TAKKION
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May 5, 2026
Siris Announces Sale of Equiniti to Bullish
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Tech & Tech-Enabled Services Focus

Our portfolio consists of companies providing services across the tech and tech-enabled services landscape.

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Team

Combining investment acumen and hands-on operating expertise.

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