ECHO81 LLC

ECHO81 LLC specializes in the procurement, calibration, maintenance, and integration of advanced marine and aeronautical sensing systems, with deep expertise in sonar, GPS positioning, and sub-bottom profiling instrumentation. The company delivers end-to-end support for high-precision navigation and survey equipment, including calibration of R2SONIC systems, installation of POS MV wave master units, and deployment of APPLANIX inertial navigation platforms. Their technical capabilities span electronic repair of precision instrumentation, custom software licensing for hydrographic applications such as HYSWEEP and HYPACK, and the provisioning of GNSS subscription services for survey vessels. ECHO81 excels in supporting mission-critical maritime operations by ensuring the operational readiness of complex sensor suites used in hydrographic surveying, environmental monitoring, and underwater mapping. The contractor maintains a strong, consistent relationship with the Department of Defense, providing mission-critical support to Navy, Army Corps of Engineers, and other defense entities engaged in coastal and inland waterway surveying. They also serve the Department of the Interior and Department of Commerce, delivering specialized equipment for environmental science research and NOAA vessel operations. Their work is characterized by rapid response to field-deployed system needs, ensuring continuous data collection fidelity for scientific and operational missions. ECHO81’s industry focus centers on manufacturing and sustaining search, detection, and navigation systems (NAICS 334511), alongside precision equipment repair (811210) and hydrographic software services. They are uniquely positioned as a technical integrator for marine geospatial systems, bridging hardware procurement, calibration, and software enablement for federal hydrography and environmental monitoring programs. As a Service-Disabled Veteran-Owned Business structured as a 2L entity, ECHO81 LLC is headquartered in Hartwell, Georgia, and operates with a lean, agile model focused on responsive technical support for federal maritime and geospatial missions. Their certifications and niche expertise make them a trusted provider for mission-sensitive instrumentation programs across defense and civil science agencies.