The National Aeronautics and Space Administration (NASA) is seeking qualified vendors to provide instrument recalibration services for its Terrestrial Laser Scanning (TLS) instrumentation, as outlined in a Combined Synopsis/Solicitation. The selected vendor will be responsible for performing comprehensive recalibration, hardware and firmware maintenance, and an operational review, including the issuance of a new calibration certificate and updated operational documentation, in accordance with Riegl USA recommendations. This service is critical for maintaining the accuracy and reliability of NASA's biospheric sciences research, with a completion deadline for the work set for December 31, 2025. Interested parties should contact Sara Jusino-Terry at sara.a.jusino-terry@nasa.gov for further details and to confirm specific requirements.