Durham Geo Slope Indicator provides high quality measurement instruments for some of the world's most important civil engineering projects
Founded in Delft, Netherlands, with offices in the US and Canada, Van Essen Instruments has served for over 80 years as a world leader in the development, design, and manufacture of groundwater and surface water data acquisition technology with its line of Diver dataloggers that monitor ground water levels, conductivity, and temperatures in an effort to reduce municipal groundwater monitoring costs, improve data quality and achieve greater insight into groundwater resources.