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Geotech’s commitment to our customers

Geotech is the market leading manufacturer and supplier of portable and fixed landfill gas and biogas analysers. Our products are rapidly becoming even more important with the growing focus on renewable energy from gas produced in anaerobic digestion and landfill sites. Learn about Geotech’s approach to manufacturing robust and reputable gas analysers across the world and how we support our customers with training, service and technical support requirements. Read more

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Measuring gases in AD and landfill – Which is the right product for your application?

With over 30 years’ experience in the landfill and biogas sector, Geotech is synonymous with gas analysis, supplying monitoring equipment to over half of the UK biogas and landfill market, with a further 4000 portable gas analysers sold throughout the world. Read more

Portable analysers

BIOGAS 5000, GA5000, GEM5000


portable landfill gas analyser

The Geotech GA5000 is a landfill and contaminated land portable gas analyser, with available gas measurements of CH4, CO2, O2, H2S and CO. It is easy to use and calibrate, benefiting from our market leading reliability and helping you to standardise monitoring routines, whilst supporting environmental legislation compliance. Read more


portable gas extraction monitor

The GEM5000 landfill gas extraction monitor for measuring CH4, CO2 and O2. It's an easy to use analyser designed to aid balancing the gas field, maximise power output and ultimately maximise revenue from CH4 extraction. Read more


portable biogas analyser

Who for • Environmental consultants • Plant supervisors • Gas to Energy technicians • General plant managers • Waste operations managers Read more

GAM software

gas analyser manager software

Gas Analyser Manager (GAM) software for your portable gas analyser. Read more


Product expert

All you need to know about the product Read more