NASA's National Aeronautics and Space Administration (NASA) is seeking to renew its subscription for Siemens Power Session, a specialized software service provided exclusively by Siemens Industry Software Inc. This procurement involves a 12-month subscription to Simcenter STAR-CCM+ software, which includes Power Session and additional user licenses, to be utilized by concurrent users at the NASA Glenn Research Center in Cleveland, OH. The subscription period is set from December 1, 2025, to November 30, 2026, and will adhere to FAR Part 12 and FAR Part 13 guidelines, with a focus on the integration of Artificial Intelligence technologies as outlined in OMB memo M-25-22. Interested organizations may submit their capabilities and qualifications to Laura Quave at laura.a.quave@nasa.gov by 4:00 p.m. Central Standard Time on December 18, 2025, to potentially contest the sole source determination.