Press releases 21.01.2025
Caruna, Finland’s largest DSO, signs a contract with Aidon for the renewal of 760,000 electricity meters
Caruna, the largest energy distribution system operator in Finland, has signed an agreement with Aidon Oy, part of Gridspertise group, for the supply of Caruna’s new electricity meters and metering services. Caruna will install the new electricity meters for all its customers mainly during the years 2027–2029.
The agreement covers the delivery of about 760,000 electricity meters to Caruna and metering service. Additionally, the agreement includes the procurement of meters for new building projects in Caruna’s network area. The actual fixed contract period is eight years, after which the contract will continue to be valid until further notice.
”Caruna chose Aidon as its supplier based on cost efficiency, high quality and safety. With this agreement, Caruna and Aidon will begin extensive cooperation, which can be utilised throughout the entire 15-year lifecycle of the meters,” says Mervi Haukilahti, Head of Procurement at Caruna.
”We are honored that Caruna chose Aidon for this significant contract, which covers nearly one-fifth of all metering points in Finland. We have demonstrated our ability to deliver modern high technology and metering services in a cost efficient manner to our customers. Our solutions are the result of significant development investments in recent years, enabling the provision of advanced energy services for DSOs and their customers,” says Tommi Blomberg, CEO of Aidon.
The mass replacement of meters will begin after pilot installations in 2027 and will be completed by 2030. The focus areas of Caruna’s meter replacement project are safety, cost-effectiveness, and customer satisfaction.

Caruna is a Finnish electricity network company. We secure the reliable distribution of electricity to our customers – also as electricity consumption increases and we move from fossil to renewable energy. By investing in the electricity network, we make sure that our customers can use domestic, renewable energy and become small-scale producers of electricity. We bring electricity to over 739 000 customers in South, Southwest and West Finland, Joensuu and Koillismaa – equalling 20% of Finnish electricity distribution.
Aidon is the leading provider of smart grid and smart metering solutions, applications and services in the Nordics. Our systems enable reliable metering and distribution of energy as well as efficient maintenance processes of distribution networks for our customers. The technology supplied by Aidon is in use in almost 5 million energy metering points in the Nordic countries. Our head office is in Jyväskylä, Finland, our Swedish office in Stockholm, the Norwegian office in Asker and the Danish office in Copenhagen. Our production and logistics center is located in Vantaa, Finland. Since November 2023, Aidon is part of Gridspertise, a global player dedicated to supporting distribution system operators in accelerating the digital transformation of electricity grids.