The National Institutes of Health intends to award a firm-fixed-price purchase order to Hamamatsu Corporation for a maintenance agreement on the NanoZoomer S60, citing Hamamatsu as the only known responsible source. No budget amount is specified. Performance of services is not explicitly tied to a location beyond the NIH. Interested small businesses may submit a capability statement demonstrating their ability to perform the required services. Responses must be emailed by 09:00 a.m. EDT on June 26, 2026, with an anticipated award approximately five days after this notice if no other capable vendor is identified.