Brands & Support
Below you will find links to all our our brand pages which contain all the products, support and tools that you’ll need to ensure safety in your work environment.
Castell: London, UK
Castell manufactures Castell branded Trapped Key Interlock safety products as well as selling all of our solution brands to the UK and beyond.
Kirk: North Canton, Ohio, USA
Kirk manufactures Kirk-branded Trapped Key Interlock products as well as selling all our solution brands to the Americas.
Serv Trayvou (STI): Montreuil, France
Serv Trayvou (STI) manufactures STI-branded Trapped Key Interlock safety products as well as selling all our solution brands to France and beyond
Zonegreen: Sheffield, UK
Zonegreen manufactures rail safety products as well as selling all our solutions brands to the UK and beyond.
Salvo
A solution brand for loading bay safety and efficiency solutions. Sold by Castell, Serv Trayvou (STI), Kirk, Sentric China and Zonegreen.
Sentric China: Shanghai, China
Sentric China sells all our solution brands. They also manufacture Castell and STI products for sale in the local region.