The GTSG ISV Swaps Team

Now in our 37th year, GTSG’s team of dedicated, US based resources is recognized in Gartner research for mainframe expertise. For decades, we have provided skills and expertise to hundreds of mainframe shops, and over the past five years have built a dedicated team of dozens of practitioners focused on the flawless migration of our clients to new mainframe software products. The article reflects their observations.

Do You Even Need a Mainframe ISV?

Jun 5, 2025 | Featured, IBM, ISV, Mainframe, Sponsored

An Agnostic Services Vendor Weighs In After Years of Intensive Migration Activity Summary GTSG’s thirty-seven years on the mainframe include hundreds of thousands of hours dedicated to ISV migrations. We've observed many paths taken by mainframe shops,...