Latest News

Corrosion-Resistant Protective Coatings for Metals

26 April 2024|

Corrosion poses a persistent threat to metal structures, leading to structural degradation, safety hazards, and substantial economic losses. In the relentless battle against this natural process, the development of corrosion-resistant [...]

Johnson Matthey partners with Diffusion Alloys

28 June 2023|

Johnson Matthey (JM), a global leader in sustainable technologies, and Diffusion Alloys, a specialist diffusion coatings producer, have joined forces to scale-up production and enable the increasing demand for low [...]

Delivering Net Zero – another step forward

17 March 2023|

Our Middlesbrough facility has taken another step forward in its strategic goal of delivering net zero technology solutions to its customers using low carbon processes by completing the installation of [...]

Diffusion Alloys Opens New Factory

1 April 2022|

The Middlesbrough facility has become the new Head Office for Diffusion Alloys and the centre of excellence for its R&D and processing capabilities. The new factory is key to offering [...]

DAL Granted Fit For Nuclear Status

25 November 2019|

Our clients can rest assured that Diffusion Alloys is a credible supplier available to meet coating requirements on current and future nuclear development projects. The F4N programme was developed by [...]

Merger of Diffusion Alloys with GreenSpur

15 August 2019|

The Boards of Directors of the Diffusion Alloys group of companies and GreenSpur Renewables are excited to announce the combination of the two businesses from today’s date under the GreenSpur [...]

We are at the forefront of applications for clean energy and the hydrogen industry.

Large-scale hydrogen generation

Hydrogen electrolysers (SOE)

Fuel cells (SOFC)

Energy storage


Other specialist life extension

With over 60 years of industry experience, we're a global specialist in the application of a range of protective coatings against metal degradation.

We have been supplying diffusion coating services for over 60 years. In 1955 the Company became the first company world-wide to launch chromising as a commercial industrial diffusion coating.


We have decades of experience in coatings for the industrial gas turbine market and the oil, gas and process industries and have developed a leading position in diffusion coating for clean technology applications.


We consider the Health & Safety of its employees, customers, visitors and the general public to be of prime importance. We take an ethical approach to our environmental responsibility & waste management.


We pride ourselves on consistently scoring as best coating supplier for quality with a number of our major and long term customers which is testimony to our quality management system.

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