A great partner

General de Manipulados Plásticos is a modern company specialized in the production and commercialisation of high and low density polyethylene film, bags, sacks and lamination of special complex film. Established in 1982, GMP fulfils the needs of our customers with our technical capacity, our productivity and our Quality control systems that meet ISO 9001:2000 regulations.


All solutions within reach.
We adapt ourselves to your needs.

We provide our customers in the pharma, chemical, motor-car, and packaging industries with different sizes and formats meant to satisfy their business requirements and demands.


INNPACT: research seeks to prolong life and improve the quality of processed cheese, pastries and cakes...


Our experience is our best asset
  • 1982 - GMP is founded by Miquel Latre. It is a family company but with a strategic view which makes it different from the rest. This will help to determine the future of the company.
  • 1999 - The extrusion section gets bigger.
    • GMP obtains the ISO 9001 certification.
  • 2002 - The bag making section becomes more important.
  • 2005 - Gmp buys the company Flexopack, which strengthens the flexographic printing section.
  • 2006 - Facing the necessity to adapt our production capacity to our customers’ needs, GMP moves to a new building in Castellar del Vallès (near Barcelona area) with a capacity of more than 5.000 square meters.
  • 2011 - New orientation. GMP focuses its commercial politics on overseas markets. Our export activity starts.
  • 2012 - GMP becomes a partner of the PATTYN group and implements the latest German technology in multi layer co-extrusion.
    • GMP obtains ISO 22000 (BRC) certification.


Any organization or community can only function successfully in the longer term if its members subscribe to a common set of values.

Companies like ours are no exception. At GMP, our Vision and Mission Statements are our creed for realizing our aspirations.


Create long term added value

GMP will excel as a leading supplier of differentiated high quality products for the food and pharma industries.

GMP gives priority to:

Energy efficiency
Industrial productivity
Preserve and take care of the environment
Optimize our customers’ business through our solutions


One Team, one goal, one approach.

One Team:
Respect, trust and the attitude to help each other in all circumstance.

One Goal:
To continuously striving to exceed the expectations of customers, employees and suppliers by offering the highest value of products, services and creative solutions.

One Approach:
To achieving excellence in all areas, acting with integrity and keeping a clear focus on customer satisfaction.