Smart Meter Asset Provider

Empowering UK-wide Smart Meter Deployment

We own, manage and finance metering assets, helping our clients in the roll out of smart meters across Great Britain to enable them and their customers to save on energy, money and reduce their carbon usage, for a cleaner, greener future.

Enabling the Seamless Roll out of Smart Meter Assets

Calisen is driven by our mission to provide Smarter Energy for All. Our purpose is to accelerate the use of smarter energy and we want to ensure that all end customers, energy suppliers and the wider industry realise the benefits of smart meters. 


As one of the leading and largest owner and manager of essential infrastructure assets in Great Britain, we have financed millions of meters, evolving our platform to stay ahead of the competition in terms of pricing, quality and service.


Starting life as Calvin Capital, our heritage in metering market spans over 20 years with deep roots operating as a Meter Asset Provider (MAP). Our scale brings operational certainty, whilst retaining flexibility.



Why Choose Calisen?

Market Leaders

Calisen are the market leader in MAP delivery

Secured funding

Secured funding and financial facilities available

Competitive pricing

Our fixed term, competitive pricing sets us apart

Reduced risk

Reduce risk in supply chain and meter sourcing

meters in portfolio

MAP flows managed during 2023

of homes in GB have one of our smart meters

Capital deployed in owning energy meters to date

The benefits of a smart meter

14 Million meters installed

Calisen reach a major milestone, installing over 14 million meters, showcasing its growth and scale as it becomes the market leader in the UK.

Acquisition of MapleCo

Acquisition of MapleCo extends Calisen's services to more UK energy retailers in support of its mission – Smarter Energy for All.

Acquisition of UW

Acquisition of Utility Warehouse Home Services

Acquisition of Lowri Beck

The acquisition of Lowri Beck reinforces Calisen's metering vision, enhancing services and expanding domestic offerings.

Over 11 Million meters installed

Calisen installed over 11 million meters, showcasing its rapid growth.

Creation of Calvin Australia Pty Limited

Calisen extended its global reach with the inauguration of Calvin Australia Pty Limited.

First SMETS2 installed

Calisen adopted advanced metering with its first SMETS2 installation, emphasizing innovation.

First SMETS1 installed

First SMETS1 installed with a major contract win.

3.5 million meters installed

3.5 million traditional meters installed

1 million meters installed

1 million traditional meters installed, with a big contract win for one of the 'big 5' energy suppliers.

Smart energy is here to stay. Don’t get left behind.

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