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Harmonia Holdings Group

About

Harmonia Holdings Group operates as a federal contractor delivering cybersecurity, AI/ML, and cloud modernization services to U.S. government agencies. The company holds ISO 27001:2022 and CMMI ML3 certifications and runs a 600-person technical workforce across defense, healthcare research, and veterans affairs verticals. In January 2025, Harmonia acquired Maveris as a wholly owned subsidiary to expand its cybersecurity portfolio, particularly across Department of Veterans Affairs contracts.

The threat surface here is federal IT infrastructure - legacy systems at agencies like the Defense Information Systems Agency, the National Cancer Institute, and Naval operations. Harmonia's technical stack centers on DevSecOps pipelines, cloud infrastructure work, and data analytics tooling. The company also ships LiquidApps, a suite of UI development tools designed for non-developer subject matter experts to build interfaces. Core domains include software modernization, Active Directory and DNS management, and scripting in PowerShell and Bash.

Founded in 2006 at Virginia Tech's Corporate Research Center, Harmonia took private equity backing from Madison Dearborn Partners in 2024. The firm is woman-owned and maintains ISO 9001:2015, ISO 20000:2018, and dual CMMI ML3 certifications for development and service delivery. Security work spans implementation and operations across competitive federal contracts, with ServiceNow deployments and infrastructure hardening as recurring engagement types.

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