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With almost 60 years of manufacturing expertise, Birtley continues to be the stalwart
of the lintel market, producing over 25,000 tonnes of steel products each year.


Expamet offers a comprehensive range of UK designed and manufactured
products selected and trusted by generations of construction professionals.

We have the range, you have the choice.

Bowater Doors offer a comprehensive range of composite residential entrance and fire doors.


Galvanizing is probably the most environmentally friendly process available to prevent corrosion. Galvanizing can provide between 34 to 170 years of protection to steel.

Birtley Group

Adding value to projects through innovation, quality and service

At Birtley Group we understand the building industry and we have seen it evolve and thrive over the years.  That’s why every day our design teams work to maintain quality, solve problems, produce innovative products whilst complying with regulations.

From inspired product thinking,  trusted technical advice, exceptional customer service to right-on-time product delivery, we put our customers needs first – so that together we can go on creating growth and develop opportunities right across our industry.

Famous brands – one standard of quality

Birtley Group is home to some of the UK construction industry’s most trusted names: Birtley lintels, Bowater Doors, Birtley Masonry Support and Expamet. The Group structure allows business efficiencies that enable us to deliver even higher levels of customer service efficiency and market-leading value for money.

Sitting alongside the brands is Birtley Galvanizing, known in the market as one of Europe’s most modern galvanizing, powder coating and shot blasting plants. It offers services to a variety of industries from artists to street furniture manufacturers.   As a member of the Galvanizers Association our service complies with the industry standard –  BS EN ISO 1461:2009.

Strength behind the group

Birtley Group is a wholly-owned subsidiary of Hill & Smith plc. With revenues of more than £400 million and a workforce of 3,600 people, our parent organisation provides an exceptionally solid foundation for the future growth of Birtley Group and its brands.