Leading Construction Contractor in Cumbria & the North of England
Founded in 1928, Thomas Armstrong (Construction) Ltd is a leading contractor for building & civil engineering projects. We deliver high-quality work across Cumbria, Lancashire, the North of England, and Scotland for both public and private sector clients.

Award Winning Construction Contractor
Thomas Armstrong (Construction) Ltd has grown into one of the region’s most trusted and experienced contractors — delivering building, civil engineering and specialist joinery projects across Cumbria, Lancashire, the North of England and Southern Scotland.
Since its reorganisation in 1964, the company has continued to evolve, with divisions now spanning Building, Civil Engineering & Highways, Bespoke Joinery, Housing Developments (Washington Homes), and Tools and Plant Supply (Thomas Armstrong Plant).

Our Diverse Companies Across the Thomas Armstrong Group
From construction and timber to housing and aggregates, our businesses deliver quality and innovation across every project. Discover the companies that make up the Thomas Armstrong Group.

Construction
Major contractor for the construction of building and civil engineering projects throughout North of England.

Concrete Blocks & Paving
Comprehensive range of high-quality concrete blocks and block paving products.

Timber Products
Supplying engineered timber products, furniture components, & pallet solutions

Aggregates & Cement
High quality, locally sourced aggregates, specialist sands, gravel and recycled aggregates
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Foamed Glass
Lightweight, sustainable, and energy-efficient building material.
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Washington Homes
High-quality brand new homes across the North of England
