Thoma Bravo Acquires Calabrio, Inc., Enhancing Customer Experience
Calabrio, Inc. acquired by Thoma Bravo
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Calabrio, Inc.
Undisclosed Amount
August 25, 2025

Thoma Bravo
Thoma Bravo, a leading software-focused private equity firm, has acquired Calabrio, Inc., a prominent provider of workforce engagement management (WEM) software, for an undisclosed amount.
This corporate acquisition sees Thoma Bravo buying Calabrio, a company known for its unified, cloud-based platform that serves as a digital foundation for customer-centric contact centers.
The transaction is a direct purchase, not a funding round, marking a significant change in Calabrio's ownership.
Calabrio offers the Calabrio ONE workforce performance suite, designed to enrich and understand human interactions, empowering contact centers as brand guardians.
Its platform leverages connected data, AI-fueled analytics, automated workforce management, and personalized coaching to maximize agent performance, exceed customer expectations, and boost workforce efficiency.
Uniquely, Calabrio ONE integrates workforce optimization (WFO), agent engagement, and business intelligence solutions into a true-cloud, fully integrated suite, adaptable to various business needs and industries from finance to healthcare and government.
The acquisition is strategically driven by Thoma Bravo's focus on investing in market-leading software and technology companies.
By acquiring Calabrio, Thoma Bravo aims to support the company’s continued innovation and growth within the rapidly evolving workforce engagement management sector.
The private equity firm's operational expertise is expected to accelerate Calabrio's development of its AI-powered analytics and cloud solutions, enhancing its offerings for enterprise, mid-market, and government clients.
This move is anticipated to bolster Calabrio’s market position and expand its global reach.
The combined entity is set to drive further advancements in contact center technology, providing brands with more robust tools to manage agent performance and elevate customer experiences.
With Thoma Bravo’s backing, Calabrio is positioned to deepen its investment in its unified, cloud-based platform, continuing to serve as a critical ally for brands seeking to optimize their customer interactions and workforce efficiency in a digital-first environment.
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