Injection Moulding Plastics Processing

We produce plastic elements using injection moulding method. We are equipped with Krauss Maffei machines with clamping forces ranging from 300 to 1.300 t.

Injection Moulds Production

We design and produce injection moulds for plastics processing. We offer such technologies as mold-flow analysis and thermographic analysis.

Cast Iron Founding

We offer founding services for grey cast iron, ductile cast iron and alloyed cast iron. We design founding technology and produce casting moulds.

Metal Mechanical Processing

We offer metal mechanical processing services using such technologies as milling and electro drilling.


We offer shipment services in Poland and Europe. We specialize in sand shipment.

Ceramic Clay Mining

We mine and distribute ceramic clay.



WIS Group is a company with nearly 30 years of experience.

We are active in several industries and locations. Our main activity is injection moulding plastics processing and injection moulds manufacturing, but we do have a strong presence also in cast iron founding, metal machining, shipment and ceramic clay mining. Our headquarter is located in Opoczno, in central Poland.

We are committed to high quality standards that are proved by us holding ISO 9001 and ISO 14001 certificates.

Many times we were recognized by business press. We are awarded by Forbes magazine and Plus Biznesu.





Do you want to get a quotation? Email us at or fill in the form below:


Piotrkowska 203

26-300 Opoczno

woj. łódzkie


Tel: +48 44-755-23-31


Do you want to work with us?

Send your CV at

Questions? Call: +48 44-7552331

© 2023 WIS Group Sp. z o.o.

Questions? Call: +48 44 7552331