Sustainable and smart plastic solutions
DEMGY allows all your complex projects, parts and components, to become a reality.

Our mission Creating Value
We simplify and realise your projects in plastics and composites, especially the most complex.
We promote energy savings by reducing mechanisms, replacing metal with high-performance plastic and composite materials.

Research & Development Exploring unknown territories
The research and development management aims to enable our Group to continually adapt and create technologies and materials to meet today and tomorrow's market needs.
Our circular Circular Multiplasturgy® offer
Our unique Circular Multiplasturgy® concept, a one-stop shop for our 14 areas of expertise, is evolving to become circular and customized to meet our customers’ needs.
A new cycle has begun thanks to eco-design, which allows us to manage the end-of-life of our products and their capacity to be recycled.

Consult our database of plastics and composites
This database aims to help you in the pre-selection of your polymers. We wanted it to be simple, complete, comparative and able to answer most of your questions.
Online space for your 3D project
Additive manufacturing in series of directly functional parts in high performance polymers PEKK Carbon and PA11.
All our universe
Leading sectors, growth, innovation, internationalization, aeronautics, aerospace and defence perfectly match the Group's requirements, skills and know-how. We support our clients in their development and the preparation of tomorrows' challenges. Our Research & Development teams are available to answer to their technological and strategic issues.
The automobile continues to evolve, to invest in new areas around mobility, embedded electronics, autonomy, new modes of propulsion. One of the keys to the evolution of today and tomorrow’s vehicles is the lightening of parts, which must never be accomplished at the expense of safety and must be accompanied by a perfect design. Our Group has the solutions to face this triple challenge.
Health is a major focus of modern society. Better living, living loger, improving treatment for diseases, there are huge opportunities for companies in the medical sector. From personalized medicine to the most dynamic areas of research such as microfluidics. Material processing is essential in the manufacture of parts for the pharmaceutical industry, manufacturers of medical devices, laboratory equipment...
Our Group is able [...]
Energy efficiency is needed in many areas, starting from the building sector. It is about finding the right energy responses, protecting the environment, saving the planet, while providing people with ideal living and accommodation conditions. Our Group is able to offer solutions for the mobility and housing of tomorrow to accompany the new energy and environmental situation.
The consumer is much better informed, they are demanding and concerned. They want the best, they compare, they search, they are involved, they are on the lookout of solutions that take into account political, social and environmental issues. This is even truer in sectors such as cosmetics, sports and leisure, luggage, high value and image conscious products. Our Group brings technological innovations that enable industry professionals to [...]

Growing Together Build the future together, join our team
We are constantly managing new projects thanks to our customers and team creativity. We work in an international environment that is both relaxed and dynamic due to the constant transformation spirit of our employees who are committed to developing a culture of continual learning, collaboration, project-focused and experimentation. So, let’s build our future together, join our team!
Join us