The Office of Acquisitions and Grants awarded a purchase order to Nexus Group, LLC, an SBA 8(a) certified small business, for $20,280 on September 24, 2026. This is a Total Small Business set-aside for maintenance and technical support of a Thermo Fisher Scientific Element-XR inductively coupled plasma mass spectrometer at USGS facilities in the Denver, Colorado area. The firm will provide comprehensive technical support including emergency repair service (72-hour response), preventative maintenance at least annually, and support query responses within 48 hours through September 30, 2027. All labor, travel, tools, and OEM parts are firm-supplied. Work is performed on a Firm Fixed Price basis and is subject to Colorado Service Contract Act wage determination 2015-5419, Revision 33.