NASA/NSSC intends to award a sole source contract to JH ACQUISITION, LLC for the 2026 9-Station SHADOZ Ozonesonde Network, as they are the sole provider. Performance will be located at NASA/Goddard Space Flight Center (GSFC). Interested organizations may submit capabilities and qualifications in writing by 3:00 PM Central Standard Time on 7/15/2026 for consideration of a competitive procurement. No budget amount is specified in the description. The government will evaluate submissions solely to determine whether to compete the effort.