Cygnus Instruments Ltd
Ultrasonic Thickness Gauges pioneered the multiple echo technique for taking metal thickness readings without having to remove coatings. Only the remaining wall thickness is diplayed. This technique is accepted by major classification societies and was developed specifically for the marine industry.

Neotek O.E. - P. Xystris & Co.
Internal combustion engine performance monitoring systems -pressure, force, acceleration and displacement sensors. Tank level monitoring.

Ocean Scientific International
Marine scientific instruments, sampling equipment, service and calibration

Ohmex Instruments
Portable instruments for hydrographic surveying and ROV inspection

Saab Marine Electronics
Radar-based tank gauging for ocean-going tankers

UTECO AVEE
Manufacturers of temperature sensors (thermocouples-resistance bulbs), Instrumentation, Special cables, Calibration equipment.