Share this article Share this article SAN FRANCISCO, May 13, 2021 /PRNewswire/ -- Information Services Group (ISG), a leading global technology research and advisory firm known for its industry and technology expertise, has named Heirloom Computing a Rising Star in its ISG Provider Lens™ Mainframe Services & Solutions U.S. 2021 Quadrant Report. In response to customer demand, ISG evaluated 47 vendors and service providers in five quadrants. Heirloom Computing named a rising star in ISG Provider Lens™ Mainframe Services & Solutions U.S. 2021 report As detailed in the report, companies designated as a Rising Star have excellent management and understanding of the local market. This designation is only given to vendors or service providers that have made significant progress toward their goals in the last 12 months and are expected to reach the Leader quadrant within the next 12 to 24 months due to their above-average impact and strength for innovation.