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

t: +34 916 472 421 f: +34 916 472 420
What We Are

About Rosni


Advanced Manufacturing

Founded in 1969, ROSNI serves a broad set of industries including aerospace, rail, power generation, textiles, and other heavy industrial sectors. Our capabilities include custom engineering and fabrication. Our expertise includes complex welding and machining as well as dedicated surface treatment, assembly, and testing for a wide range of components and sub-assemblies.

We are a world-class, heavy-duty, custom manufacturing facility. We manufacture high-quality steel products and components for some of the world’s most exciting engineering projects. Our focus on large-scale equipment allows us to produce high-quality structures that build critical civil infrastructure, provide energy, and propel humankind to new heights.

We are a preferred supplier of:

  • Metal fabrications that push the boundaries of scale and precision
  • Precision machined components for industrial, transportation, energy and aerospace industries
  • Machined components for defence and other extreme durability applications
  • Tools, jigs and fixtures for industrial and aeronautic sectors

A passion for innovation inspires our team to deliver best-in-class solutions to a wide range of heavy industrial manufacturers. Our work is found on spacecraft and global rail lines, at sites in hydro-electric operations, as well as in ports and tunnels — anywhere precision fabrication and assembly is required.

quality certification
ISO 9001
aerospace quality certification
EN 9100
quality certification
EN 15085
quality certification
EN 3834-2
ISO 14001