SPL POWERLINES UK Information

SPL Powerlines UK&I is a leading multi-disciplinary infrastructure specialist, offering end-to-end delivery across both rail and energy sectors with capabilities that set us apart in highly regulated environments. Our energy infrastructure expertise spans HV/LV distribution up to 132kV, transmission systems up to 400kV, substation design and build, BESS installation, and renewable energy connections. What differentiates us is our ability to integrate these services seamlessly with decades of rail electrification experience, ensuring assured engineering, safety discipline, and consistent delivery performance. We operate one of the industry’s most comprehensive fleets of rail and construction plant, supported by in-house logistics, haulage, welfare, and 24/7 maintenance, enabling rapid mobilisation and fully controlled project execution. Our design and consultancy teams provide multi-disciplinary engineering across civils, OLE, cable routing, and substations, combined with advanced digital engineering, BIM, CDE management, surveying, and full systems engineering and assurance—ensuring compliant, efficient, and right-first-time outcomes.