Cambi and Frevar sign the construction contract for the Fredrikstad project

Asker, Norway, 7 March 2023, 15:17 CET

Reference is made to the stock exchange notice from Cambi on 20 July 2022 regarding a large turnkey contract for a new sludge treatment plant with thermal hydrolysis in Fredrikstad, Norway.

The collaboration phase for Cambi’s project has been successfully completed, including several design optimisations. The delivery scope has not changed significantly.

Earlier this afternoon in Fredrikstad, Cambi and Frevar signed the construction contract. Work under the contract will commence upon completion of the collaboration phase for the wastewater treatment process and civil constructions.

The project is progressing well, and the handover of Cambi’s scope remains scheduled for 2027.


For more information, please contact:
Mats Tristan Tjemsland, CFO, +47 920 67 094,


When announcing new contracts, Cambi describes the contract value using the following classification:






Value in
NOK million

15-50 50-100 100-200 >200


About Cambi:

Cambi is a global biogas technology and solutions supplier for wastewater treatment plants and anaerobic digestion facilities. Since 1992, Cambi has retained market leadership through continuous innovation and a robust portfolio of proven and patented technologies. With strong project delivery and customer support capabilities, the company has delivered many well-performing installations in 25 countries on six continents.

Cambi’s thermal hydrolysis process increases renewable energy output, reduces operational costs, and minimises greenhouse gas emissions. It is suitable for all biosolids outlets, including land application and thermal processes such as drying, pyrolysis, and incineration. Thermal hydrolysis is compatible with all sludge and waste treatment regulations and easy to integrate at new and existing anaerobic digestion sites.

Cambi is listed on Euronext Growth Oslo, a multilateral trading facility in Euronext, Europe’s largest stock exchange platform. Find out more at



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