Company Background
At 3-Gen, our foundation is built on deep technical knowledge and decades of hands-on experience in cable systems. From traditional oil-filled cables to the latest in XLPE technology, we understand the challenges and demands of high-voltage networks.
We pride ourselves on staying ahead of industry developments, constantly adapting to new cable designs, jointing techniques, and installation practices. This ensures we remain a reliable partner for complex and evolving infrastructure needs.
Our team regularly works across a variety of cable types and environments—from dense city centres to remote substations and offshore locations—delivering precise, high-quality work every time. Whether it’s a legacy repair or a modern upgrade, 3-Gen has the skills and insight to do the job right.
With a focus on safety, precision, and long-term performance, we help safeguard the power networks that keep homes, businesses, and critical services running.
Over the years, 3-Gen has contributed its expertise to numerous critical infrastructure projects. These include complex urban cable diversions, offshore wind connections, and major substation upgrades, both across the UK and in international locations.
At the heart of 3-Gen is our highly trained and directly employed workforce. Our in-house team of Project Managers, Engineers, Jointers, and Technicians handle every stage of a project. From civil works and duct installation to cable pulling, jointing, and testing, we bring a complete, professional approach to every job.
Our jointing teams are leaders in their field, with proven expertise in both oil-filled and XLPE cable systems up to 300kV. All team members are certified to work safely in high-voltage environments, substations, and offshore installations. Whether working in renewables or traditional energy, our technicians meet the strict standards of both industries.