The Department of Energy's National Energy Technology Laboratory (NETL) intends to award a sole source contract to GAMS Development Corporation for the maintenance support of GAMS software, including various modules such as GAMS/Base Module and GAMS/CPLEX. This procurement is essential for ensuring the continued functionality and support of the GAMS software, which is critical for NETL's operations, as GAMS Development Corporation is the sole manufacturer and provider of the required maintenance services. The anticipated period of performance for this contract is from February 1, 2025, through January 31, 2026, with the possibility of extending for four additional years, concluding in 2030. Interested parties who believe they can meet the requirements must submit their capabilities in writing to Rebekah Parks at rebekah.parks@netl.doe.gov by 4:00 PM ET on November 22, 2024.