We specialise in LV and HV cable jointing, delivering precision, safety and performance on every job.
Whether you need live LV service jointing or 33kV straight joints, we bring over 30 years of combined experience and a reputation for getting the job done.
What We Can Do
LV Mains & Services (Live and Dead)
11kV Jointing – straight, transitional, branch and terminations
33kV Jointing & Terminations – using all major jointing systems
Live working under DNO and private network protocols
Cold & Heat Shrink applications
Testing, phasing & commissioning support
Industries We Serve
iDNOs and utility networks
EV Infrastructure
Renewables (solar, battery, wind)
Industrial & Commercial Developments
Private HV networks
Why Choose R&D Jointing?
Fully qualified with DNO experience
All work completed to DNO standards
Committed to safety, quality and deadlines
Ready to Discuss a Project?
Whether it’s a complex HV install or a quick LV connection, we’re here to help.