Managing
Great Britain’s smart meter network

Our expertise across the metering sector, covering both homes and businesses, allows us to partner flexibly across a range of potential models.

Smart meters are at the core of Great Britain’s smart energy future.

As a business, we are focussed on enabling our clients to unlock the full benefits of their smart meter investments. With increased personalisation, smart meter users can set up time-of-use tariffs, dynamic pricing and tailored energy usage reduction insights. Automated billing, settlement and customer servicing and streamlined operations can save time and money all help drive efficiency in the market. Smart meters give both energy companies and customers the opportunity for more accurate billing and a chance to cut costs and increase control.

Keeping the nation’s smart energy goals on track

Owning and managing at national scale
With over 16 million meters in our portfolio and £4bn+ capital deployed, Calisen is one of Great Britain’s largest smart meter asset owners. We provide full lifecycle oversight, from financing and installation through to maintenance, optimisation and end-of-life strategy.

Delivering proven installation and operational expertise
Our 1,000+ skilled field workforce completes hundreds of thousands of installations each year and visits over four million sites annually. Accredited as OAMI, MAM and MOP, we combine safety, quality and operational control to manage assets nationwide with confidence.

Optimising portfolio performance
Through data-driven asset management, remote commissioning capabilities and integrated back-office support, we maximise uptime, control cost to serve and ensure your meter estate delivers long-term performance and ROI.

Enhancing meter health through Smart 360
Where targeted intervention is required, our Smart 360 services provide specialist diagnostics, communications hub upgrades and proactive maintenance, all seamlessly integrated into your broader Meter Equipment Management strategy.

Calisen delivers reliable, end‑to‑end metering services that keep energy data flowing and customers connected. With skilled engineers, rigorous training and a quality‑first approach, we support suppliers with a dependable metering service that reduces disruption, strengthens customer experience and underpins the UK’s transition to a smarter energy future. Lisa Preston
Associate Director, Commercial

We are committed to leading the charge in Meter Equipment Management

Supporting our customers beyond initial installation
Calisen has played a central role in deploying smart meters nationwide, and we are ready to take on greater responsibility of our customers’ meter operations. Becoming your strategic partner in Meter Equipment Management.

Shaping the future of smart meter management
With smart meter health more critical than ever, we want to lead the charge in asset management, helping you keep your smart meters smart. We back our ability to deliver.

Enabling you to focus on your core strategic priorities
We ensure your meter portfolio delivers optimal performance and ROI so you can focus on your core business needs. Let’s build a smarter future, together.

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