The Portland Group

PGI (formerly The Portland Group, Inc.) was a company that produced a set of commercially available Fortran, C and C++compilers for high-performance computing systems. On July 29, 2013, Nvidia acquired The Portland Group, Inc. As of August 5, 2020, the "PGI Compilers and Tools" technology is a part of the Nvidia HPC SDK product available as a free download from Nvidia.