GTSG provides systems programmers and other mainframe infrastructure skills in support of your mission critical operations, improving your performance, availability, resiliency and cost structure.

GTSG has its roots as a Mainframe Consulting firm: we have been building our Mainframe team for literally thirty years.  This depth and scale enabled us to offer superior expertise, which, combined with our agile structure, is priced for value to our clients.

Systems Programming, Mainframe Skills and Methods

With dozens of associates with dozens of years of experience, you can be assured that GTSG can meet your firm’s systems programming requirements.

After 30 years, we’ve developed a performance-centric approach to helping you get the most out of your mainframe investment. Workload, tuning and capacity management are at the heart of our methodology.

 Support Services, Flexible Staffing

GTSG maintains a center of excellence of all the skills you need to keep your mainframe infrastructure supported, while taking every to improve performance and availability.

 Mainframe Managed Services

We deliver a full-managed services offering, delighting clients who’d like to know their mission critical infrastructure is managed with skill and commitment.