Heirloom Computing
IT Services and IT ConsultingCalifornia, United States11-50 Employees
Heirloom Computing, based in Alamo, California, operates in IT services and IT consulting as a global enterprise software company. It partners with Global System Integrators and cloud service providers to migrate mainframe workloads into cloud-native applications that run on any cloud. Its Global 2000 clients pursue faster, lower-risk transformations delivered through a fully transparent process. The firm emphasizes a platform designed to give governance and control throughout the migration, enabling clients to oversee the initiative. In March 2025, Information Services Group named Heirloom Computing a Leader in its Mainframe Services & Solutions U.S. Quadrant Report.