ISG analyst Pedro Maschio and Heirloom CTO Graham Cunningham discuss why PL/1 is modernization’s critical blind spot. They explore the 5% programmer availability crisis, Heirloom’s unique transpiler technology for both COBOL and PL/1, and how their platform-agnostic approach enables controlled transformation without vendor lock-in.
Mainframe modernization projects often fail because they focus only on technical, operational, and cultural challenges—while missing the fourth dimension: semiotics. Decades of institutional wisdom are embedded in legacy code, and preserving this meaning is the key to truly successful modernization.
ISG has named Heirloom Computing the multi-platform Global Leader for Mainframe Application Modernization Software in its 2026 Quadrant Report. Our technology modernizes mainframe workloads to native Java applications deployable on every cloud platform—on-premise, any cloud, or IBM Z.
ISG analyst Pedro Maschio and Heirloom CEO Gary Crook discuss why 50% of mainframe clients plan to modernize within five years. They explore cost drivers, GenAI’s role in modernization, and how Heirloom’s unique approach delivers 60-85% OpEx savings while putting clients in control of their transformation journey.
CIO Review has named Heirloom Computing the 2025 Mainframe Migration Solution Company of the Year. Combined with ISG’s #1 ranking, this recognition highlights why enterprise customers trust Heirloom for their most critical mainframe transformations using our pioneering use of generative AI technology.
CEO Monthly has named Gary Crook the Cloud Migration CEO of the Year 2024 for setting new standards in mainframe modernization. Discover how visionary leadership and proven technology are reshaping mainframe transformation for Global 2000 companies.