Seiche Ltd compromises of:
- Ashridge Engineering
- Seiche Training
- AutoNaut
Together, this group has access to Research and Development, Manufacturing, Deployment, installation and support.

Ashridge Engineering
Manufacturing intelligent and innovative control and measurement solutions
Ashridge Engineering Ltd, established in 1975, has built a sterling reputation over nearly five decades. Specialising in the design and manufacturing of advanced instrumentation for level, pressure, leak management and winding temperature protection. Ashridge serves a wide array of industries with its intelligent, innovative and reliable products.
By listening to their customers current and future needs, Ashridge stays at the forefront of industry developments. This customer-centric approach, combined with extensive in-house expertise in electronics, mechanics, and electro-mechanics, enables Ashridge to offer custom product development for almost all aspects of industrial instrumentation, protection, control and telemetry.
Seiche Water Technology Group acquired Ashridge 2015.
Visit: https://www.ash-eng.com/

AutoNaut
Building uncrewed surface vessels (USV) that are propelled by the motion of the waves.
Founded in 2013, AutoNaut revolutionises ocean surveillance and monitoring with their uncrewed surface vessel designed for extreme conditions. Powered by solar energy and propelled by waves, AutoNaut operates continuously without carbon emissions or fuel costs, embodying true sustainability in maritime operations.
Choosing AutoNaut over traditional crewed vessels will significantly reduce operational costs while increasing mission duration, safety and data collection capabilities. AutoNaut represents the future of maritime operations—resilient, eco-friendly and cost-effective,offering a transformative solution for businesses and researchers seeking efficient, sustainable ways to explore and monitor our oceans.
Visit: https://autonautusv.com/


For General enquiries please contact: info@seiche.com
For commercial enquiries please contact: enquiries@seiche.com
Our team can also be contacted on +44 (0) 1409 404050