In August 2016 Seiche Water Technology Group acquired a majority stake in AutoNaut Ltd, previously known as MOST (AV) Ltd. Seiche Water Technology Group provides monitoring and measurement solutions for the marine and utilities in the UK and across the world. Comprising Seiche Ltd, Seiche Environmental, Seiche Training, AutoNaut (Uncrewed Surface Vessels) and Ashridge Engineering, the group has unparalleled access to R&D, design, manufacturing, operations, deployment, installation, training, data management and analysis, services and support.