Bieler and Lang were founded in 1967 and is situated in the picturesque town of Achern, Germany.
In early years, production of electronic components for the automotive and computer industries was their main interest.
In the early 70’s they developed and manufactured equipment for gas analysis and detection.
In the last few years additional ideas have been pursued. Oxygen monitoring and control for flue gas being the main ones. This has led to the development of fuel efficiency and environmental monitoring systems.

Bieler and Lang produce products to shape the future economically but with regard to the environment.

Bieler and Lang are well recommended for equipment for all toxic and flammable gas monitoring and detection, oxygen deficiency, flue gas or fuel efficiency and environmental protection.