On-Demand Mainframe Environments in the Cloud: Accelerating Mainframe Modernization with PopUp Mainframe

May 13, 2025

Gary Thornhill, CEO of PopUp Mainframe, talks with Guy about using the cloud to speed up mainframe application testing and development. The company provides on-demand z/OS testing environments that help teams modernize without compromising performance.

As interest in mainframe modernization grows, organizations need solutions that balance speed, cost and reliability. PopUp Mainframe’s cloud-based mainframe environments are designed to support rapid testing and development while preserving core strengths like security and uptime.

With support for Linux on Z mainframe and an emphasis on mainframe DevOps, PopUp Mainframe is working to enable agile workflows and scalable testing to help drive change, efficiency and scalability across enterprise systems.

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Guest(s): Gary Thornhill
Categories: Interviews
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