Teho Filter Oy was founded in 1963 in the municipality of Sievi in Northern Ostrobothnia
and has a long and successful history as one of the largest filter manufacturers in its
field in the Nordic Countries. Almost fifty years later the company remains in Sievi
operating from modern premises equipped with the latest production technology.

In the beginning the company focussed on vehicle filters with a portfolio that included
exhaust, oil and fuel filters for cars, heavy goods vehicles, machinery and later, filters
for cabs.

As the company grew, it began exporting its products throughout the Nordic Region
and Europe. Over the years the company earned an enviable reputation as a supplier
of high quality, cost-effective and reliable vehicle filters. Today Teho Filter Oy mainly
focus on demanding customer applications, as well as hydraulics and industrial filters,
which are designed, manufactured and marketed for first installations and as original
spare parts.