Proventia logo

Proventia Oy, part of the Head Invest Group, a privately-owned industrial group, comprising engine technologies, automation and medical technologies. Founded in 1994.
Employees: Proventia 60, Head Invest Group 400.
Headquarters: Oulu, Finland.
Business fields: Technologies and services for engines. Development, engineering and manufacture of customised exhaust aftertreatment solutions for diesel engines in both OE and retrofit installations. Design and manufacture of integrated insulation solutions for thermal management in demanding engine and machine applications. Broad selection of testing services and transportable test units for ageing testing. Proventia specializes in PM and NOx reduction systems, AdBlue mixing, testing services and innovative wireless remote emission monitoring solutions. Over 20 years of experience as a supplier in various retrofit projects worldwide. Systems tested and certified by national authorities in each country.
Retrofit references:

  • Hong Kong
  • Seoul, Korea
  • London, GB
  • California, US
  • Germany
  • Sweden
  • Denmark
  • Norway
  • Finland

Your ERECA contact at Proventia

Petri Saari
tel. +358 (0)207 810 200
petri.saari (at)