Tri-Sure® is the leading company for industrial closures and packaging components. We have an expansive network of sales cent ... ers and manufacturing facilities to best serve our customers. The inherent security of our closure systems acts as a safeguard for the environment, while the quality of the closures adds to the integrity of the container. Whatever the product, our closure system will protect the contents by reducing the risk of spillage and, thereby, protecting the environment from the hazards of pollution. Throughout the world, hundreds of millions of containers are secured with our closure systems, which we developed and enhanced in conjunction with drum manufacturers, fillers, re-conditioners and users. read more