PONSEL was founded in Versailles, France, in 1948 by Laurent PONSEL. With 4 engineers, PONSEL worked with researchers and the first institutes in field of agriculture and water quality.

In the 1970’s, PONSEL started strong development and launched worldwide innovations every two years thanks to a strong relation with the 2 french companies « La Companie Générale des Eaux » and « La Lyonnaise des eaux » which became VEOLIA and SUEZ in the 1980’s, the 2 worldwide leaders in the water market.

In 2000, PONSEL integrated the Martec group which became NEOTEK in 2004.

In 2006, PONSEL started its international development with distributors in Europe, Asia, Africa and South America. In 2007, PONSEL left its hold building to a new one, with new laboratories, new factory, ultra modern R&D department and the latest test bench technologies.

IN 2010, PONSEL and ORCHIDIS became brands of AQUALABO Group

The company headquarters is located in Champigny FRANCE, R&D and production departments are located in Caudan France. 

For 50 years, PONSEL Instruments challenges itself to continously improve on existing technology with the goal of providing a robust and practical solution for all professional of water quality. 

PONSEL R&D team is in permanent relation with the best Universities and Research Institutes worldwide in the field of electronics, optoelectronics, glass, Light transmission, LEDs, surface traitment to meet customers requirements. 

PONSEL brings to the market what customers need. In 1969, PONSEL was the world first company to provide a Infrared sensor to measure the turbidity and the suspended solids in wastewater which very quickly became the standard throughout the world.