Welcome to STW (Non-Destructive) Ltd


STW (Non-Destructive) Ltd – one of the region’s leading non-destructive testing sub-contractors. From our modern, fully equipped facility in Sheffield, we deliver a wide range of in-house services, with the ability to provide testing and inspection services on-site thanks to our fleet of vehicles and dedicated engineers.

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What sets us apart

Operating beyond nationally accepted standards and stringent customer approvals to deliver exceptional service to challenging industries.

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Our industry expertise

Drawing on many years industry experience, we develop efficient and effective testing programmes as a standalone service, or as part of an integrated production process.

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STW in numbers

3 PCN qualified Level
5 mobile technicians
33 years established

Our services

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