Expert Moling and Construction Services

Reliable water main repairs, plumbing, and civil projects.

Welcome to Merciers Moling & Construction, a trusted provider of water, groundwork, and construction services across both domestic and commercial sectors. With approval from WaterSafe and the WIAPS (Water Industry Approved Plumbers’ Scheme), our work meets the highest professional standards, ensuring reliability, safety, and compliance with UK regulations.

From advanced leak detection and drainage repairs to groundworks, hard landscaping, and trenchless moling, we provide solutions designed to last. Every project — whether it’s replacing outdated piping with modern healthy pipes or installing new underground utilities without disruption — is carried out with care, precision, and industry-certified expertise.

Our goal is simple: to deliver dependable, high-quality services that solve real problems, save you money, and add value to your property.

Merciers

Trusted Moling & Construction Experts

We’re proud to have delivered trusted solutions for some of the UK’s most recognisable names, including Thames Water and Chessington World of Adventures. Our moling services in London and Surrey are relied upon for underground pipework installation, trenchless water main replacement, and leak detection projects of every size. By specialising in no-dig technology, we help homeowners, businesses, and utility providers minimise disruption while ensuring safe and efficient results. From domestic pipe repairs to commercial infrastructure upgrades, our expert team offers cost-effective solutions tailored to each client’s needs. If you’re searching for reliable underground pipework contractors in London or Surrey, we deliver quality workmanship, clear communication, and long-lasting results on every project.

Mercier's Moling and construction at Merlin's Chessington world of adventures in Surrey
Mercier's Moling and construction at Merlin's Chessington world of adventures in Surrey

24/7

25+

Years of experience

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