the company
TRIS INTERNATIONAL is a joint venture between Trical inc. Hollister, California- USA ( and SIS spa Vittoria (RG), Italy.
Trical and SIS are in the soil and space fumigation business since the ’60.
With several affiliates active in Europe, North Center and South America constitute an industry leader group with more than 40 years of experience.
They bring to TRIS International expertise, a solid safety record and history of innovation and integrity to farmers – helping them grow a healthy, bountiful food supply.

Part of Trical Group is Trinity Manufacturing- Hamlet North Carolina, USA ( global leader manufacturer of chloropicrin.