Antigua Carretera de Extremadura Km. 20.800
28935 Móstoles – Madrid (España)

t: +34 916 472 421 f: +34 916 472 420
Explore What We Do



Fabrication excellence for custom solutions. Our best practices from planning to completion, with experienced quality control and exacting precision, make ROSNI the “go-to” company. Our clients use our experience and industry knowledge to solve their fabrication challenges.

i-beam icon


We can fabricate parts using a variety of materials, from mild steel and armor plates to aluminum alloys, stainless and titanium.

welding icon


Using precision metal technology, our certified welders can perform intricate welding on large scale components. Our fabrication procedures meet and exceed industry standards along with specialised fabrication approvals for multiple applications.

ROSNI uses advanced weld cells allowing us to meet exacting and efficient production volume expectations. All of our multi-functional fabrication cells are outfitted with crane access, enabling us to lift and move large pieces.

  • Manual and Semiautomatic TIG, MAG, MIG
  • 8 axis CNC controlled Welding Robots
machining icon


Metal Shear, Plasma and Oxy-Fuel

We combine state-of-the-art cutting equipment, over 50 years of experience with highly skilled craftsmanship. ROSNI is ready for large cutting challenges. Our large bed, multi-axis cutting systems can handle any size and scope imaginable. Whether thick, oxy-fuel cut up components or light gauge precision plasma cutting, ROSNI is committed to delivering quality components.

  • Flame Cutting
  • Plasma Arc
  • Metal Shear
Laser Cutting

ROSNI owns and operates a multi-axis laser machine. Our cutting table allows for continuous operation and efficient handling. Coupled with our ability to weld large sheets and form components, we are able to offer industry-leading solutions.

  • All grades of carbon steel
  • High strength steel
  • Alloy steel
  • Specialty Metals
  • Armour Plate
laser cutting machine


Travel 4150 x 2140 x 117 mm
Type CO2
Laser Power 4 kW
Control Siemens Sinumerik 840D


ROSNI provides solutions in plate rolling technology. We have skilled craftsmen providing quality and precision.