Based in Norway, Aanderaa is a leading provider of robust and reliable instrument solutions for oceanographic and other environmental measurements. 



Based in the US, Apogee Instruments has become a respected leader in the manufacture of innovative, durable, and accurate environmental instruments.

Apogee Instruments


A  leading designer and manufacturer of data loggers, data acquisition systems, and measurement and control products used worldwide in a variety of applications related to weather, water, energy, gas flux and turbulence, infrastructure, and soil. Campbell Scientific specializes in rugged, low-power systems for long-term, stand-alone monitoring and control.

Campbell Scientific


Based in the UK, Gill Instruments has more than twenty years of experience in the field of ultrasonic air flow measurement and offers the most extensive range of ultrasonic wind speed and direction sensors on the market today. Rugged construction and the elimination of moving parts removes the need for routine maintenance, making our sensors ideal for operation in all environmental conditions.

GILL Instruments


Based in Estonia, Laser Diagnostic Instruments develops and makes sensing systems that detect oil in real-time. LDI has solutions from non-contact oil detectors with alarm systems to chlorophyll detectors and more.

Laser Diagnostics Instruments


SonTek manufactures affordable, reliable acoustic doppler instrumentation for water velocity measurement in oceans, rivers, lakes, canals, harbors, estuaries, and laboratories. Sontek's instruments use sound waves to tell you how fast water is moving, where it is moving, and even if it is not moving at all. 



YSI has pioneered the development of high-quality water sensing instrumentation for use in environmental monitoring. Providing accurate water quality. YSI's environmental products provide high quality, high-resolution data to better understand and manage our water resources. They are used for wastewater process control, climate change and drought studies, flood monitoring and warning, stormwater runoff monitoring, groundwater quantification and contamination, aquaculture production and source water safety.

YSI Analytics