Weldoni
Poland, 07206 Stary Mystkówiec
Overview
About Weldoni
Who we are
Weldoni – Company Description Weldoni is a Polish metal fabrication company specializing in the manufacturing and assembly of high-quality steel and stainless steel structures for industrial and commercial applications. We provide complete services from engineering support and fabrication to surface treatment, logistics, and on-site installation. Our experienced team works with structural steel, stainless steel, and aluminum, delivering both custom-made products and serial production according to customer drawings and technical documentation. Our capabilities * Steel, stainless steel, and aluminum fabrication * MIG/MAG, TIG, and MMA welding * CNC preparation and precision fabrication * Structural steel components * Machine frames and welded assemblies * Industrial platforms, staircases, and support structures * Architectural steelwork * Custom and serial production * Assembly and installation services Industries we serve * Industrial machinery * Manufacturing * Construction * Logistics * Renewable energy * Infrastructure * Commercial buildings Why choose Weldoni? * Reliable European manufacturing partner * Competitive pricing * High-quality workmanship * Flexible production capacity * On-time delivery * Fast communication in English * Production based on customer drawings (2D/3D) * Complete project management from quotation to delivery We are looking for long-term partnerships with companies across Europe that require reliable subcontractors for welded steel structures, metal components, and serial production. We are committed to quality, precision, and building long-term business relationships based on trust and reliability.
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Stary Mystkówiec, Poland
Member since 2026
Employees5 - 10
Certificates1
Turnover1 - 5 Mil.
Competencies
Technologies
Welding
| Technologies | Lotsize | Length | Width | Height | Diameter | Weight | Material thickness |
|---|---|---|---|---|---|---|---|
Inert gas shielded arc welding (MIG/MAG) | from 5 | from 0 mm | from 0 mm | from 0 mm | — | from 0 kg | — |
Inert gas shielded arc welding (TIG) | from 0 | from 0 mm | from 0 mm | from 0 mm | — | from 0 kg | — |
Laser-beam welding | 1–10,000 | 1–999 mm | 1–999 mm | 1–999 mm | 1–999 mm | 1–999 kg | — |
Manual electrode welding | 1–999 | 1–999 mm | 1–999 mm | 1–999 mm | 1–999 mm | 1–999 kg | 1–999 mm |
Welded constructions / Structural Steelwork
| Technologies | Lotsize | Length | Width | Height | Weight |
|---|---|---|---|---|---|
Welded constructions (weldments) | from 100 | from 0 mm | from 0 mm | from 0 mm | from 0 kg |
Materials
Heavy metals
Copper-zinc alloys (brass)Copper and copper alloysZinc and zinc alloysSolder
Cast metals
Cast steelCast iron
Steel
Structural steelCase hardening/tempering steelStainless steel (rust-proof V2A)Stainless steel (rust-proof V4A)Free-cutting/mild steelTool steelSpring steelCold extruding steel
Light metals
Aluminium and aluminium alloysMagnesium and magnesium alloysTitanium and titanium alloys
Certificates
ISO 9001:2008
Contact
Location
Main locationStary Mystkówiec 23a, 07206 Stary Mystkówiec, Poland
Company contact
Contact persons
JG
Jakub Grzybowski
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