Below we present OKNO-POL’s business partners







A Premium brand in PVC window and door systems.

KÖMMERLING is presently one of the brands of PROFINE GmbH – World leader in the industry with a 20 percent market share.  PROFINE GmbH specializes in the production of windows, doors, coverings, and PVC tiles.


German company of world renown present on the market for nearly 80 years.  Roto fittings certainly deserve their reputation as innovative and reliable.  Regularly certified by Quality Management System ISO 9001:2008, they have 6 production facilities and the certificate ISO 14001:2005 confirms their commitment to working in harmony with the environment.

Press Glass S.A.

Leading European producer of flat glass used in construction and Poland’s biggest producer of composite glass.  Quality guaranteed by Integrated Management System conforming to the norms of ISO 9001 and ISO 14001. Press Glass has nearly 25 years of experience and their entire line of products  meets the requirements of the directive “new approach” EU.  It also has CE certificates.

Aliplast sp. z o.o.

Respected producer and supplier of aluminium systems for construction. The implementation in Aliplast of Management Quality System conforms to the norms ISO 9001:2008 and quality control is handled by systematic internal audits and management inspections. This company was established by the Belgian corporation Aliplast which has 30 years’ experience in the field.

Aluprof S.A.

One of the leading firms in the field of aluminium systems for construction with an established market position in most European countries and the USA.  Aluprof’s Quality Management System conforms to the norms EN ISO 9001/EN IS 14001. Their products completely fulfil European criterion in the quality range of alloys, manufacturing tolerance and durability.  The company is part of Grupy Kapitałowej Kęty S.A


Industry leader. Present on most European markets and also the USA, Japan and China. Inventor and pioneer in humidity controlled ventilation. Quality Management System in compliance with ISO 9001:2008. Equipment and systems endorsed by Aereco ensure optimal ventilation both in new buildings and those being modernized.

Feyco AG

Swiss company and pioneer in developing and implementing advanced  painting PVC. Feyco is a part of Losser Holding- one of the biggest European specialist in industrial paint systems.



Leading producer of machinery, equipment, and PVC joinery systems. Established in the middle of last year, a precursor of many innovative solutions which put this firm among the best in the industry.  The entire production takes place in Germany.