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Poukamankatu 12
Lahti, 15240


Conenor Ltd is a private management owned engineering company (SME) developing its innovative extrusion equipment and processes as well as their product applications.

flickr ken funakoshi.jpg

Company Profile

Conenor Ltd is a private management owned engineering company performing outsourced R&D and new business start-up activities in client service projects and public demonstration projects (EU-funded H2020) in the area of circular composites from waste:   material assessment - formulation development - sampling for testing - product development & piloting


  • Management driven SME, found in 1995 by Uponor Oyj and inventor Kari Kirjavainen to develope and industrialize its CONEX-extruder technology

  • Specialized in applied development of natural fibre – plastic composite (NFC/WPC) materials, products, and extrusion processes on economy basis from utilisation of industry, forestry and consumer waste streams

  • Providing composite extrusion consulting and project management services

  • Acting on project basis globally

  • Proprietary CONEX-extrusion equipment and lines for trials, sampling and product development in single and multilayer product structures both profiles and panels    

See Conenor company profile in International Business Directory for Innovative Bio-based Plastics and Composites - iBIB 2014/15

Lue artikkeli Conenorin toiminnasta Orimattilan Sanomissa


Markku Vilkki, CEO

Markku Vilkki, CEO


Markku Vilkki (M.Sc.Eng.)


email: markku.vilkki(at)



Teuvo Arpiainen (B.Sc.Eng.)

Technical Manager

email: teuvo.arpiainen(at)


Photo by Ken Funakoshi