historia letro



LETRO is a company specialised in the manufacturing of corrugated cardboard, cardboard packaging and containers, as well as display stands, POS, and inner packaging protection.

LETRO was founded in 1986 and its main objective is the manufacturing and commercialization of these corrugated cardboard products for the whole industrial sector. During these past 21 years of experience, the management of the group has strengthened their market position by continuously improving their service, implementing a quality control system and giving technical advice to their clients.

We are the result of a long search to give the best service and satisfy our clients with the best quality, and improving the costs taking into consideration the cardboard packaging market requirements. LETRO has currently two Quality Certificates from AENOR, ISO 9002/94, as a result of all the work and focus on continuously improving the quality.

Our biggest concern after quality is the environment and how we can preserve it the best way possible. LETRO has implemented in this sense the Environmental Management System ISO 14001-2004, strengthening our clients´ trust in this matter.

Through permanent effort and dedication, new training programmes and courses are being developed in all areas and levels in order to compete with other highly prestigious companies in the same sector. The company counts on a solid amount of clients, who with their orders contribute to the company´s growth and consolidation.

We have two production sites in Loeches (Madrid, Spain) and Burgos (Spain). The same administration team is responsible for both the management and quality of the factories. We also have three distribution and assembly centres in Vigo, Laredo and Valladolid.