EPSE Oy (Ltd.) is a privately owned Finnish company specializing in the treatment of industrial hazardous process and wastewater and mining wastewaters containing soluble metals.


EPSE Summer Trainees 2023

This summer, EPSE has had the opportunity to offer a summer job/internships to two students to familiarize themselves in laboratory

Read more >EPSE Summer Trainees 2023

EPSE’s activities in China accelerate

In March 2023, EPSE’s Jouni Jääskeläinen, Kimmo Hellsten and Anna Kivimäki travelled to China to demonstrate EPSE technology to a

Read more >EPSE’s activities in China accelerate

Innovative EPSE™ Method works on up to 50 metals in one treatment

The EPSE™ Method is tested for 51 metals including nickel, arsenic, copper, uranium, chromium, zinc and many more. The treatment produces a metal-free overflow and an practically insoluble multi-metal precipitate. The cutting edge water treatment technology is not dependant on temperatures lowering your company’s energy costs. Read more of the operating principle and the advantages of the EPSE™ Method here.

Potential application areas

Circular economy

Metal Industry

Mining Industry


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Oil and Gas Industry

Energy Industry


Interested? Find out more about our customer process here.