Utilities Contractors in Pembrokeshire & West Wales
L S Civil Engineering Ltd provides professional utilities and infrastructure services across Pembrokeshire and West Wales, supporting gas and clean water networks for commercial developments, public infrastructure and utility providers.
Our robust and flexible workforce enables us to deliver complex utility works safely and efficiently, operating in live environments and challenging ground conditions while maintaining full compliance with industry standards.
Gas & Clean Water Utility Services
We undertake a wide range of gas and water utility works, supporting new installations, network upgrades and maintenance programmes throughout West Wales.
- Gas mains installation and renewal
- Clean water infrastructure works
- Mains replacement and refurbishment
- Network repair and maintenance
Specialist Utilities & Trenchless Techniques
Our experienced teams deliver both traditional excavation-based utilities and specialist no-dig solutions, minimising disruption while maintaining safety and efficiency.
- Excavation and reinstatement of mains
- Pipe laying and infrastructure installation
- Construction of valve and hydrant chambers
- No-dig / trenchless pipe installation (pipe bursting)
- Slip lining and pipe insertion methods
- Installation of temporary and permanent diversions
- Pipeline testing and sterilisation
- Reinstatement of ironwork including manhole covers and surface boxes
Trusted Utilities Contractors in Pembrokeshire & West Wales
L S Civil Engineering Ltd supports utility providers, contractors and developers with reliable gas and water infrastructure services across Pembrokeshire, Carmarthenshire and wider West Wales. From mains renewal to specialist trenchless installations, we deliver compliant, cost-effective and dependable solutions.


