• The Company NIEŚWIEC

    Znak jakości As a family company we function since 1933 and from the very beginning we produce high quality wooden windows and doors. Our windows and doors are made according to european norms and signed with CE mark.

    more »
  • Wooden windows and doors production technology

    The highest production quality standars, experienced workers as well as modern technology is a guarantee that you will get the wooden windows and doors of your dreams.




Activity on wooden windows and doors market brought us reputation of solid and honest carpentry deliverer for individual as well as business customers.

Our activity and complex offer is appreciated. Gained prizes and awards motivate us to further work and our products improvement. More often we see them in our satisfied customers houses. We take care of our products high quality, competitive prices, performance aesthetics, solidity and durabilty. It is confirmed by many prizes and awards.

Certyfikat TUV

TUV certificate for quality management in scope of production and sales of wooden windows and doors.

Nagroda FIRMA ROKU w kategorii Inwestycje

The Company of the year in Investitions cathegory awarded by Commerce Chamber “Silesia”, Opole 2000.

Mister Targów, III Targi Przedsiebiorczości i Rzemiosła

Diploma and a cup for 2nd place as a Trades Mister, 3rd Initiative and Craft’s Trade “Inter-Region”, Prudnik 2005

Nagroda FIRMA ROKU w kategorii Inwestycje 2001

Diploma for „The Company of the year” in cathegory Investitions, New Year’s Gala 2001.

I Wyróżnienie Złote Dłuto 2003

1st award „Golden Chisel” for long listing activity on business Fidel of Silesia, 12th Building Trade „My House”, Opole 2003.

List Gratulacyjny

Congratulatory letter for merits in Commerce Chaber „Silesia” developement, Opole

Srebrna Odznaka Mistrza

 Silver Master’s Badge for teaching students for carpenters, Chamber of Crafts, Opole 1996.