NJL-S.A. is dedicated to the design, production and assembly of metallic structures and it has as Quality Policy, to establish and adapt the organization, so that quality is present in all phases.

This is to ensure the determination and satisfaction of the requirements of our customers, as well as the needs of the different stakeholders, in order to achieve our global objectives.

Betting on customer satisfaction, NJL-S.A. is certified according to ISO 9001: 2015 - Quality Management Systems and EN 1090 - Execution of Steel Structures.

All our welding procedures are duly qualified by certified companies of this competence, according to ISO norm 15614: 2017.

At the level of the painting design, the painters of NJL-S.A. are qualified for all types of painting.



 To download our documents click on the links provided