Econet Group - We are WaterHow

Econet Group is a Finnish group of companies providing services in water and environmental technologies worldwide.

Econet Group Ltd is the holding company, which includes two subsidiaries engaged in operating activities: Econet Ltd and Dewaco Ltd, offices and production plant of which are located in different parts of Finland.

Econet Ltd, located in Helsinki, provides design, project management and contracting of water and wastewater treatment plants on turn-key basis for municipal and industrial clients with decades of experience.

Dewaco Ltd, located in Laitila, provides complete sludge thickening, sludge dewatering and sludge removal systems with extensive experience. DEWA chain and flight sludge collectors and DEWA belt filter presses have been exported to more than 80 countries during the last 30 years. The company is also designs and manufactures water and waste water treatment equipment under SLAMEX brand.

In Sweden Econet Group has a partly owned company Econet Vatten och miljöteknik AB, which offers water and environmental services to the Swedish market.

Certified quality

Econet Ltd and Dewaco Ltd are certified according to the quality management system ISO 9001:2015. The sertification has been conducted by Bureau Veritas. ISO 9001:2015 is internationally known and appreciated quality management standard.

It is essential for us to follow internationally accepted policies, which promote sustainable development and global water safety.

We want to offer our customers the best and professional service sustainably. Everyone has right to clean water.




Start-up: design, engineering and construction services for municipalities and industries in the water and environmental sector



Oy Slamex Ab

Acquisition of Oy Slamex Ab, the leading machinery supplier in the water sector in Finland

YIT Environment

Acquisition of water and environmental business operations of YIT, established 1912



Siccotec Oy

Acquisition of Siccotec Oy, services for industrial wastewater treatment

Kone-Oskari Oy

Acquisition of Kone-Oskari Oy, services for maintenance & repair, spare parts



Econet Vatten och Miljöteknik

Stock trade, 30% of Landskrona Vatten och Miljöteknik, Sweden. Renamed as Econet Vatten och Miljöteknik

Dewaco Ltd

Stock trade, 70% of DWT Group Ltd (Dewaco Ltd) (100% in 2018)



HTM Stainless

Acquisition of HTM Stainless, high-quality stainless and acid proof steel manufacturing


Acquisition of Wiser business operations, patented technique for water treatment, gas and dust air treatment



Contact information

Malminkaari 5B
FI-00700 Helsinki, Finland 
Phone: +358 9 8366 250
Business ID: 2438595-3


Raviraitti 3
FI-23800 Laitila, Finland
Phone: +358 2 461 800
Business ID: 2221862-5

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