NIEHS awarded a purchase order to Nexus Group, LLC, an SBA 8(a) certified small business, for preventive maintenance services on Cytiva chromatography equipment supporting protein and enzyme characterization research, with a ceiling value of $265,500 and an award date of September 29, 2026. The order is set aside for Total Small Business.
Performance occurs at NIEHS facilities in Bethesda, Maryland. Services include a minimum of one preventive maintenance visit per year per instrument with a 48-hour on-site response guarantee for repairs, instrument relocation and reinstallation, replacement parts and materials at no additional cost, radioactive materials handling and disposal where applicable, and qualified personnel with manufacturer-specific technical expertise. The period of performance runs October 1, 2026 through September 28, 2027. The solicitation was posted September 11, 2026, with responses due September 21, 2026.