Union des trailers of New-Caledonia is a New-Caledonian non-profit association registred in 1 382 209.001 since 22st januuary 2018. its composed of passionate board and staff members.

• The president (also founder) : Daniel Bonnefis
• The secretary : Virginie Armand
• The Cashier (or accountant) : Dominique Dolbeau
  
• And some actives members : Jean-Marc Mériot; Fabrice Leconte

The purpose of Union des trailers Association is :

1. Organizing some competition or sporting events;
2. Promoting outdoor activities in New-Caledonia
3. Taking contact with public or private actor in new-cal; France, or South pacific.

Since 2018, "union des trailers" had complete many event :

• 2018 - In Paita town. the event UTNC 2018 was mad of 3 races (UTNC 110km ; UTNC 55 km ; "le prologue des plaines 13 km ) and one hike.
• 2019 - In Mont-Dore town, NC trail festival 2019 was mad of 4 races (UTNC135 km ; Trail endurance shop 72 km; Trail Aircalin 30km; Negandi Race 18 km and 2 hike (10 km and 5 km)
• 2020 - Union des trailers was about to relaunch the festival in 30th may 2020. But due to the COVID 19 crisis,; the event was canceled.
• 2021- the NC trail Festival will be set in 22-23 of may 2021