The National Geospatial-Intelligence Agency (NGA) is seeking information from contractors capable of providing GNSS Receivers to support critical mapping, charting, and geodesy missions. This is a Request for Information (RFI) only, intended for market research and to shape future acquisition and sustainment support. Interested parties must submit a white paper of no more than 10 pages in Times Roman 12-point font, responding to all specifications in the attached RFI. Responses are due by 11:00 AM CT on 22 June 2026, submitted via email to the specified contracting officers. No budget amounts or performance location are specified in this description.