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  • 'The difference is the knowledge!'

    High & Low Voltage Engineering

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    Since 2010, we’ve been powering up the UK with expert high and low voltage services, all powered by over 30 years of industry know-how.

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About Us

We’re not your average electrical engineering company. Since 2010, we’ve been powering up the UK with expert high and low voltage services, all powered by over 30 years of industry know-how. Founded by the ever-knowledgeable Andy Caville, our company was built on a simple idea: do great work, with great people, for great customers.

What We Do

From HV and LV equipment supply and installation to COMA agreements, cable installations, TEV testing, and transformer oil testing, we’ve got the tools and the talent to handle it all. And when things go bump in the night? Our 24/7 callout service means we’re always just a phone call away.

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Why Choose Us?

Because we’re the power behind your power. Our team is fully trained, always up to date, and works hand-in-hand with local DNOs and suppliers to make even the biggest jobs smooth and stress-free. We don’t just fix problems – we prevent them.

Expertly delivered, safety-first solutions.

At HALVE, we provide end-to-end electrical services designed to keep your systems compliant, resilient and running at their best. From testing and inspection to infrastructure and compliance, our engineers bring precision, professionalism and peace of mind to every project.

Electrical Testing & Inspection

We carry out fixed wire, PAT, TEV and emergency lighting tests to ensure your systems are safe, compliant and performing as they should.

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High & Low Voltage Services

From HV installations to LV equipment supply and protection grading, we design and maintain safe, efficient systems built around your operations.

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Cable & Containment Infrastructure

We deliver expert cable jointing and containment solutions that support robust, long-term performance in all types of environments.

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COMA Agreements & Authorised Personnel

Our authorised personnel and tailored COMA agreements ensure your site remains safe, legal and fully operational at all times.

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Trusted by businesses across the UK.What Our Clients Say

From compliance to critical infrastructure, our clients rely on us for quality, safety and support — delivered with precision and professionalism every time.

  • Thanks, as always for being responsive, especially in the middle of the night! We're hugely grateful for the service we get from everyone at HaLVE.

    stars

    Becky, Head of FM

  • Thanks for all your help during this project, you and your guys have been fabulous!

    stars

    Lynda, Business co-ordinator

Need expert support? We’re here to help.

For quotes, advice or urgent assistance, get in touch with our team today call 01902 601 777 For 24-hour emergencies select Option 4.

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