About Keystone LINTELS
Keystone Lintels Limited is a leading manufacturer of steel lintels
Keystone Lintels Limited is a leading manufacturer of steel lintels, founded in 1989. The short history of Keystone has been one of relentless expansion and continuous innovation whilst redefining the meaning of service in the lintel industry.
Production facilities in Derbyshire, England and Cookstown, Northern Ireland provide an efficient, flexible and ergonomic working environment, which is part of the culture of quality and service at Keystone.
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Articles published by Keystone
Featured articles
Check out some of the best features and news from Designing Buildings as well as key stories from around the web.
Accommodating the Victorian and Edwardian working woman. Book review.
Rethinking passive fire protection in design
PFP demands the same level of design rigour as structure or services.
38% of Gen Zs feel safe when a fire door is wedged open.
Stunning images from around the world
Shortlist for CIOB’s Art of Building photography competition.
Guidance for conversion of traditional pre-1919 stone buildings.
Industrial heritage in the Ruhr
A marked difference to the fate of industrial landscapes in the UK.
Communities will be able to build their own clean energy.
Why diversity and inclusion matters for SMEs
CIOB’s D&I Charter shows how practical changes can support long-term growth.
Cut electricity bills to power growth
Coalition sends joint letter to the Chancellor.
Gasholders: a history in pictures. Book review.
Recognition, influence and growth
SocEnv identifies three strategic pillars in new strategy to 2045.
Discover the future of roofing, cladding and insulation.


























