This presentation covers the technical accomplishments undertaken from a geospatial support perspective to support the search for MH370. Geospatial support embedded within ATSB over the last 3 years included visualization of project data, creation of search areas, data management, statistical analysis and quality review of data collected. With over 157 TB of data acquired throughout the search the Operational Search for MH370 has become the largest search of survey of its kind ever.