The requirements for successful monitoring are mainly defined by two factors: the intended application and
the required parameter. At Seres OL, we conceptualize, develope and produce complete online water monitoring
devices. Optimized for best measuring results and customized for its respective end use. Always providing you with measuring results you can rely on.
Founded in the 1960s, Seres originally took root in oil and gas applications. Throughout the years, it has expanded
its offering to additional measurements and industrial fields, constantly maintaining the highest quality standards.
In 2019, Swan established the company Seres OL. As a subsidiary of the Swan group, Seres OL focuses on water
and hydrocarbon monitoring applications. Group-wide sales and customer service experts organized in worldwide
regional representatives support you with all your requests.
As an experienced supplier of measuring products for the industrial online water monitoring, Seres OL provides its
customers with modern, robust and low-maintenance analyzers and has been ISO 9001 certified since 2012.