The benchmark event dedicated to materials, heat treatment and industrial innovations returns in 2026, with the theme of Heat and surface treatments for sustainable industry.
Organized by A3TS, Mattris '26 will bring together all the players in the industry at the Kursaal in Dunkirk from July 1 to 3, 2026, for a high-level technical conference and a trade show featuring the most innovative companies in the sector.
The theme of Thermal and Surface Treatments for Sustainable Industry is part of a strong regional dynamic around the challenges of decarbonizing industrial processes and transforming transport, actively supported by the Hauts-de-France region, a pioneer in the energy transition.
To find out more about the event, visit the dedicated website: https://mattris.a3ts.org/
To submit your conference or poster proposal, please click here: https://event.fourwaves.com/mattris
To reserve your stand, please download the registration form below and register either online (on this page), or by returning the completed form by email to a3ts@a3ts.org.
To reserve your stand at MATTRIS'26 by A3TS :
STAND PLAN
Stand prices
6m²
A3TS member*: €3350 excluding VAT
Non-member: €3900 excluding VAT
9m²
A3TS member* : 4350 € HT
Non member : 5300 € HT
Start-up**
Start-up shared pool: €1,200 excl.
* To benefit from the "Member" rate, the exhibiting company must be a partner member or benefactor member of A3TS, to the exclusion of any member status of their employee(s).
** Start-up offer reserved for companies less than 5 years old and with fewer than 5 employees.