Enex Civils
What is a heat network? A complete guide to district heating in the UK
As the UK continues its journey towards net zero, district heating is becoming central to a low-carbon future...
Read more →
Civil engineering and heat network infrastructure delivered to the highest standards.
Enex Civils is a specialist civil engineering, groundworks and utility infrastructure contractor, delivering high-quality solutions across buried heat networks, drainage, highways, and multi-utility works. Led by a highly experienced leadership team with over 55 years of combined industry expertise, we bring a proven track record of delivering complex infrastructure projects safely, efficiently, and to the highest standards.
Our directors have successfully delivered major district heating and civil engineering schemes across the UK, managing multi-million-pound projects in challenging urban environments while maintaining strong performance and client relationships.
Supported by skilled project management and site teams, we specialise in full project lifecycle delivery, from planning and coordination through to construction and handover.
At Enex Civils, we are committed to safety, quality, and reliability, providing infrastructure solutions that form the foundations of modern communities.
Get in touch →Independently assessed, certified and registered. Our policies, procedures and supply chain management are verified by Constructionline, QMS International, SSIP and the CITB, reviewed continuously, not signed off and shelved.
At Enex Civils, we believe the best projects are built on strong working relationships. We work closely with our clients from the early stages right through to completion, taking the time to understand what matters most, whether that's programme, budget, or long-term performance. This hands-on, collaborative approach allows us to deliver practical, well-considered solutions across heat networks, drainage, highways, and utility infrastructure, while addressing challenges early and keeping projects moving smoothly.
We take pride in being easy to work with, open, honest, and responsive throughout every stage of delivery. By building trust and maintaining clear communication, we create partnerships that last beyond a single project. The result is reliable, high-quality infrastructure delivered safely, efficiently, and in line with our clients' expectations.
Our services →
Combining expertise across civil engineering, utilities, and heat networks, we deliver fully coordinated projects with a focus on quality, safety, and programme certainty.
The essential groundwork that forms the foundation of every infrastructure project. Trenching, excavations, drainage, ducting, chamber construction, RC works, paving and full reinstatement, delivered to adoptable standards.
Site investigations and surveys, bulk and detailed excavation, utility trenching, in-situ concrete, foundations and external works packages including paving and reinstatement.
Fully integrated heat network delivery, combining civil engineering with coordinated mechanical installation through specialist partners. Pre-insulated steel pipework, coded welding and full traceability.
Foul and surface water drainage, deep drainage and manhole chambers, water main support works, careful excavation, backfilling and reinstatement to specification.
Excavation for service routes, ducting for electrical infrastructure, careful backfilling and reinstatement of carriageways, footpaths and public spaces, working with utility providers.
Comprehensive design through trusted partners. GPR surveys, utility mapping and detailed design across civil, drainage, heat network and utility requirements, ready for construction.
Mobilisation through commissioning. Programme, resources and quality coordinated from one accountable team, with clear reporting at every stage.
As the UK continues its journey towards net zero, district heating is becoming central to a low-carbon future...
Read more →Heat networks are complex infrastructure systems designed to operate reliably for decades, civil quality is the foundation...
Read more →The landscape of residential and commercial development in the UK is shifting fast, here's why developers favour heat networks...
Read more →