Emission control solutions - Smart tailoring by Proventia

Proventia is an international environmental technology group. Proventia works for clean air by developing and supplying solutions to reduce emissions from machines, vehicles, power plants and ships, both in OEM and retrofitting markets. 

Proventia's core competences are PM (particulate matter) and NOx (nitrogen oxides) reducing technologies that we innovatively combine with in-house product development, engineering, designing and testing services. Smart tailoring the Proventia way means applying available technologies and product concepts to your engines and machines, and designing and engineering emission control systems that fit perfectly to your applications, fulfilling the requirements and regulations. Smart tailoring also means flexibility, agility, cost-efficiency and quality in all our operations.

Merger of two specialists

Our expertise is based on almost 20 years of experience built up by Finnkatalyt, a specialist in mobile engine emission control, and ENWA, a pioneer in stationary emission control. Many leading actors in their own sectors have confidence in Proventia's versatile competence and extensive expertise.

Proventia is headquarted in Oulunsalo, Finland.  Proventia is a daughter company of Head Invest Oy, a family business operating as the parent company of a conglomerate Group. Head Invest's industrial operations comprise environmental, well-being and automation technologies.

Proventia has offices in Finland, Switzerland and the US.