Page 14: of Marine Technology Magazine (Sep/Oct 2026)

MTR 100

GeoAcoustics Ltd

Norfolk, England geoacoustics.com

President/COO: Richard Dowdeswell # of employees: 22

GeoAcoustics Ltd is a UK-based manufacturer of hy- producing robust overmolded cable assemblies for subsea droacoustic systems for shallow-water sea? oor mapping, and marine use. Supporting customer-speci? c designs, subsurface imaging, and seabed characterization in marine the service combines precision manufacturing and quality and inland water environments. control to deliver dependable connecting solutions for hy-

Multibeam Echosounder: drographic, offshore, defense, and oceanographic systems.

• GeoMB is a high-performance multibeam echo The launch of GeoMB at Oceanology International sounder delivering precise bathymetry. Compact, light- 2026 marked an achievement for GeoAcoustics, intro- weight, and integrated with a Sound Velocity Sensor and ducing the company’s ? rst multibeam echosounder in di-

Applanix POS MV GNSS positioning & motion system, it rect response to customer demand. Building on decades is suited to hull or pole mounting on crewed and uncrewed of sonar expertise and the GeoSwath legacy, GeoMB ex- surface vessels. High-density sounding delivers consistent, tends GeoAcoustics’ capabilities into multibeam technol- survey-grade results across diverse operating environments. ogy. Its integrated GNSS/IMU and sound velocity sen-

Side Scan Sonar: sor, 512 beams, >140° swath and compact design provide • GeoAcoustics offers a range of side scan sonar sys- a practical, high-resolution solution for vessels and un- tems for high-resolution seabed imaging. GeoScan 2491 crewed platforms. and 2361 are dual-frequency and offer ? exible deployment GeoAcoustics also launched the GeoPulse LF – low fre- for infrastructure inspection, object detection, habitat quency sub-bottom pro? ler at the same event in 2026.

mapping, search and recovery, and archaeological surveys. Operating from its purpose-built facility in Great Yar-

Sub-Bottom Pro? ling: mouth, UK, GeoAcoustics designs, manufactures, and • The GeoPulse 2 delivers sediment pro? ling and object supports its systems in-house. The Great Yarmouth facility detection in complex geology with minimal acoustic footprint. includes everything from sonar test tanks and electronics

The new GeoPulse LF provides deeper sediment penetration assembly capabilities to calibration setups tailored to hy- through enhanced low-frequency performance. GeoPulse droacoustic system development. On-site resources support

Compact balances penetration and resolution for nearshore system integration, performance validation, and service. and inland surveys. The range supports geotechnical, archaeo- GeoAcoustics has also invested to expand its subsea cable logical, pipeline, dredging, and environmental surveys. molding facilities in Great Yarmouth. All GeoAcoustics

Cable Molding Services: products are supported through a global partner network • GeoAcoustics provides cable molding services, spanning over 70 countries.

14 September/October 2026

MTR #7 (1-17).indd 14 MTR #7 (1-17).indd 14 10/14/2026 3:56:36 PM10/14/2026 3:56:36 PM