About Sentric
If your business operates in harsh, safety-critical environments the risks can be many and complex. To help you safeguard the long-term protection of your people, productivity and reputation Sentric has united the world-leading safety solutions and trapped-key interlock brands – Castell, Kirk and STI.
Trusted experts for over a century, these highly respected brands stand united behind a shared ethos: No compromises on safety. Alongside this they bring industry-leading in-house capabilities that mean we can quickly and efficiently customise solutions around your safety challenges.
Our brands





Together, our brands are helping to create safer workplaces across a wide range of industries, from Energy and Manufacturing to Industrial, Logistics and Transport.