Windows. Doors. With passion

JSC “WINDEX” is fully specialized, innovative, quality driven, and one of the leading manufacturers of plastic (uPVC) windows and doors in Lithuania. We also offer our customers a range of other products.

WINDEX activity is based on:

  • skilled experienced staff;
  • high quality control standards;
  • continuous improvement of manufacturing/administrative processes;
  • partnerships with the customers/suppliers;
  • selection of the best materials supplied by well-known European manufacturers.

22 years in the business

We are proud to have been improving homes for 22 years. WINDEX is one of the biggest uPVC products manufacturer in Lithuania with sustainable business growth.

Over 1.000.152 uPVC windows

Our core business is uPVC windows and doors. We constantly manufacture, deliver and install wide range of quality products. We’re an affordable 1-stop shop for everything – from windows to doors.

Over 120.003 satisfied clients

Our drive is to make our customers happy – from private flat/house owners to commercial partners.

Quality and environment policy

All our production processes are strictly controlled and monitored in accordance with EU requirements and standards. Quality standards are ensured using the quality management system DIN EN ISO 9001, environment management system DIN EN ISO 14001, CE mark, Process Quality (P-mark), constant implementation of LEAN production practices, and coordination between of all these systems.



WINDEX has one of most modern production lines in Baltic countries:

  • Production area 2200 m²;
  • 2 independent standard production lines;
  • Separate production line for non-standard products;
  • 4 and 6 heads ROTOX machineries (welding, CNC corner cleaning);
  • Capacity up to 75000 frames/year.

Core values


We seek ambitious targets and we keep our promises.

Constant learning

We understand that our ability to change puts us ahead of the game.


We listen, we are open, and we always look for a win-win solution and synergies.


We respect what we do and people around it.

Our team

Arnoldas Veikšas

Head of Export Unit

+370 610 31838

7 years in industry export

Rūta Gedžiūtė

Export customer care

+370 616 37763

2 years in sales support

Saulius Novikas

Head of Production unit

+370 618 52209

16 years in uPVC business. With company from the very start

Linata Dvareckienė

Head of Marketing unit

+370 612 98988

8 years of corporate marketing experience
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