Who we are
As an Independent Connection Provider (ICP) accredited by Lloyd's through the National Electricity Registration Scheme (NERS), our core services cover the full lifecycle of infrastructure projects.
Providing high-voltage and low-voltage electrical services nationwide, Sinewave offers turnkey solutions for any electrical network up to 400kV.
Devon
132kV Energisation
Operations
& Maintenance
Penwortham
BESS
Why choose Sinewave as your ICP?
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Safety isn't a box we tick; it's the foundation of how we deliver high-voltage infrastructure. We operate a zero-harm culture where rigorous planning and early risk detection protect our people, our clients, and the public.
Fully Accredited Standards:
ISO 45001 certified and SafeContractor approved, maintaining strict compliance across every site, regardless of scale or complexity.Proactive Risk Management:
Our in-house teams identify potential hazards during early design and feasibility, preventing costly site delays and ensuring work is executed correctly first time.Uncompromised Delivery:
From live depot environments to 400kV grid connections, we maintain an exceptional safety record so everyone goes home safe, every single day. -
Full NERS Accreditation:
Fully accredited by Lloyd's Register under the National Electricity Registration Scheme (NERS), giving you complete assurance across design, project management, and high-voltage connections up to 400kV.In-House Expertise:
Our in-house teams communicate directly with you, allowing us to act decisively when site conditions or grid timelines shift.Long-Term Client Partnerships:
Our clients stick with us for years because we deliver on our promises. From long-standing CPOs through to complex industrial grid users, our repeat business is built on trust.Complete Asset Support:
Whether you're energising EV hubs, renewables, BESS sites, or data centres, we manage the entire lifecycle through to ongoing 24/7/365 O&M care. -
We don't treat sustainability as a marketing bolt-on. As the UK's first B Corp certified Independent Connection Provider, carbon reduction and social responsibility shape how we deliver every high-voltage connection.
UK First B Corp ICP:
We set the benchmark for responsible engineering in our sector, proving that commercial growth and purpose-led operations go hand in hand.Building Low-Carbon Networks:
We engineer grid-scale connections for EV hubs, renewables, BESS sites, and data centres, directly enabling the UK’s transition to net zero.Data-Driven Transparency:
Through Sinewave Switch, we provide complete visibility over project carbon footprints, helping clients measure, manage, and reduce their Scope 3 emissions.