Civil Engineering
Delivering complex infrastructure projects across Wales and the UK with over 50 years of civil engineering expertise.
Infrastructure
From major highway schemes to flood defence works, our civil engineering division has the experience, plant, and skilled workforce to deliver projects safely, on time, and to the highest standards. We work for local authorities, Welsh Government, utility companies, and private clients across Wales and beyond.
Highway
& Road Works
New road construction, junction improvements, roundabouts, and carriageway widening schemes across Wales and the UK
Drainage
& Sewerage
Design and installation of surface water and foul drainage systems, attenuation tanks, and sustainable drainage solutions (SuDS)
Earthworks
& Groundworks
Large-scale cut and fill operations, site grading, foundations, and ground stabilisation for projects of all sizes
Structures
& Bridges
Construction of retaining walls, culverts, bridge abutments, and reinforced concrete structures.
Utilities
& Infrastructure
Installation of water mains, gas, electric, and telecommunications ducting to serve new developments and infrastructure projects.
Section 278
& 38 Works
Highway adoption works including new estate roads, footpaths, street lighting, and associated infrastructure.

A55 Highway Improvements
Committed to environmental responsibility and net-zero carbon targets.

Industrial Estate Access Road
Committed to environmental responsibility and net-zero carbon targets.

Flood Alleviation Scheme
Committed to environmental responsibility and net-zero carbon targets.






Featured Project
Coastal Defence Scheme
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“We build more than structures – we build trust, opportunity, and a legacy for future generations.”
Jones Brothers (Henllan) Ltd
Heol Parc Mawr, Cross Hands, Llanelli SA14 6RE
Telephone: 01269 844 275
Email: [email protected]