Civil Engineering & Groundworks Services Across South Wales

Established in 1999

Miller Contractors Limited delivers high-quality civil engineering and groundworks services for clients across South Wales. With decades of experience and a reputation built on reliability, professionalism and results, we support projects of all sizes - from small developments to large-scale construction contracts.

Established in 1999, we work closely with developers, local authorities, main contractors and private clients to deliver safe, efficient and cost-effective construction solutions. Our skilled team is committed to getting the job done right, on time and within budget.

Our clients

Our clients include Tesco, Sainsbury’s, Aldi, Bestway’s, Royal Mint Llantrisant, BMW, BAE Usk, Business Parks at Langstone and Leckwith, and numerous Universities, Schools and Hospitals. We also work with national & local contractors such as Persimmon Homes, Galliford Try, Knox & wells, Intelle, Korbuild among many others.

Our services

Groundworks & Civil Engineering Services

We deliver complete groundworks and civil engineering services across South Wales, supporting projects from initial excavation through to structural completion. Our experienced team undertakes foundations, substructures, retaining structures and concrete works, ensuring every development is built on a strong, compliant base.

Our civil engineering services are tailored to each site, providing practical and durable solutions for long-term performance.

Site Clearance & Site Preparation

Our site clearance and site preparation services ensure land is ready for construction safely and efficiently. We carry out demolition, earthworks and ground remediation while meeting all environmental and regulatory requirements. We also hold many cutting edge items of plant to clear shrubbery & dense overgrowth making site clearance a breeze.

By managing this critical early stage, we help keep projects on schedule and reduce risk from the outset.

Highways & Road Construction

Miller Contractors provides highways and road construction services for industrial, commercial and private developments. Our work includes access roads, industrial highways, kerbing and associated infrastructure.

All highway works are delivered to strict specifications, ensuring safety, durability and compliance with local authority standards. We are also licensed to undertake highways works for all local authorities in South Wales.

Surfacing, Tarmac & External Works

We offer professional tarmac, concreting and external works services for business parks, car parks and access areas. Our surfacing solutions are designed to withstand heavy use while maintaining a clean, professional finish. We are heavily invested in the ongoing move to permeable finishes and have developed skills and techniques to ensure we keep up to date with new and exciting developments in this space.

From car parks to service roads, we deliver long-lasting external infrastructure tailored to each site.

Drainage, Pipe Laying & Ducting

Our team delivers complete drainage and utility installation services, including pipe laying, deep drainage, SABS installations, attenuation tanks and rainwater recovery systems. We install effective drainage systems that support sustainable water management and long-term site functionality.

All drainage works are carried out in line with current regulations and industry best practice.

Property Development & Construction Support

We provide civil engineering and groundworks support for property developments across South Wales. Working alongside developers and contractors, we manage all groundwork and infrastructure elements from start to finish.

Our experience across residential, retail, industrial and mixed-use developments allows us to deliver reliable, cost-effective construction solutions at every stage.

Sectors We Work In

Miller Contractors delivers civil engineering and construction services across a wide range of sectors, including education construction, healthcare construction, residential development, retail construction, industrial construction, and heritage and conservation projects. Our sector experience allows us to adapt our approach to meet the specific requirements of each environment.