Johnson and Allen Ltd

Established in 1938, this family owned company is a U.K. leader in the field of NDT (Non Destructive Testing) and in particular surface crack detection. Specialising in MPI (Magnetic Particle Inspection) and DPI (Dye Penetrant Inspection systems) the company designs and manufactures Inspection Bench Units and Process Lines in stainless steel.

Customers are worldwide with significant product going for export as well as the home markets. Aerospace, Automotive, Power Generation, Offshore and Railway Industries are all supplied within an extensive customer base ranging from Rolls Royce and Airbus, to Forgemasters and Siemens.

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