NASA/NSSC intends to issue a sole source contract to GURALP SYSTEMS LIMITED for Guralp seismic sensor equipment, as they are determined to be the sole provider. Performance of the services will be located at NASA’s Marshall Space Flight Center (MSFC). This is not a request for quotes, and no price offers will be accepted at this time. Interested organizations may submit their capabilities and qualifications in writing by 9:00 a.m. Central Standard Time on 7/17/2026 for consideration of a competitive procurement. No budget amount is specified in the description.