We believe that having third party approvals is simply the start of a process that is required to supply the market place with services at the forefront of materials testing technology.


S. T. W. (Non-Destructive) Ltd

Trent Street
S9 3XU
United Kingdom

Group Quality Approval

BS EN ISO 9001:2015
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Group Environmental Approval


BS EN ISO 14001:2015 
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Group Quality Policy

SSG Group Quality Policy Feb19:Rev 7

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Group Environment Policy

SSG Group Environmental Policy Feb18:Rev 2

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Group Health & Safety Policy

SSG Group Health & Safety Policy Feb18:Rev 1

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