The most experienced solar power partner in Finland
Our goal is to build hundreds of megawatts of additional solar power capacity in Finland in the coming years.
Solar power plants as ground-mounted solar parks
With a solar farm, you can harness renewable energy profitably and economically on a large scale.
Solar power plants on the roof or wall of a property
The acquisition of a commercial and industrial solar plant reduces electricity procurement costs, provides a secure return on invested capital and demonstrates your company’s commitment to responsibility.
Our other services
Our services also include electric vehicle charging solutions, energy storage and project development.
Oomi Solar – experienced and reliable
Oomi Solar is accelerating the development of solar power and electric mobility. We serve companies and organisations transitioning to renewable energy.
500+
Solar power projects
10+
Years of history in the market
250 000+
Solar panels installed
~ 20
Experienced professionals
Our customers
KESKIMAA COOPERATIVE SOCIETY
ABC Joutsa: Solar power is generated here
Next to the car park at service station ABC Joutsa is a 174-kilowatt solar power plant installed by Oomi Solar. It generates power for charging electric vehicles, among other things. The power plant is prominently displayed, communicating the cooperative’s solar power strategy to drivers on the highway.
Oulun Seudun Sähkö
Ruotsinoja solar farm generates electricity for district heating
The Ruotsinoja solar farm in Liminka is Finland’s first solar farm connected to the district heating network. Oomi Solar was responsible for the design and construction of the solar farm, which was commissioned by Oulun Seudun Sähkö.
Mirka Oy / Adven Oy
Oomi Solar delivered a solar farm to Mirka Oy as part of a hybrid energy solution
Oomi Solar built a 2.5-megawatt solar farm on the west coast for Mirka Oy, a manufacturer of abrasive products and power tools. The project involved several operators and required not only strong technical expertise but also meticulous project management.
Rapala Oy
Rapala hooked on solar energy
Rapala, the world’s leading lure manufacturer, acquired a solar power plant from Oomi Solar for its product development unit in Vääksy. This financially sound investment is also a responsibility-driven choice for Rapala.
CITY OF OULU
Ground-mounted solar power plant in Vihreäsaari, Oulu
The Vihreäsaari solar farm was built to produce electricity for the City of Oulu. The farm utilises bifacial panels that are particularly well suited to northern conditions.
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Current news
Solar farms provide companies with clean electricity and sustainability benefits
Solar energy is experiencing strong growth in Finland, and companies in particular have begun to harness its potential in increasingly diverse ways. Oomi Solar experts Antti Korkala and Matias Ristimella explain what solar farms are, what kind of use they are suitable for and why they will become increasingly important in the future.
Oomi Solar seeking ISO 9001 quality certification
Oomi Solar has initiated the ISO 9001 certification process to enhance the quality of its operations and develop its services in a more systematic manner. The certification audit is scheduled to take place in November 2025.
Oomi Solar’s strong growth in 2024 laid a solid foundation for the future
Oomi Solar, a leading provider of solar energy solutions, performed well in 2024. The value of the company’s business more than doubled, and its position as a builder and developer of industrial-scale solar power and energy solutions for properties grew stronger. Growth is expected to remain strong in 2025 in this rapidly developing market.
Energy efficiency, responsibility and savings – how companies can develop their properties’ energy solutions
Companies are constantly looking for new ways to make their properties more energy efficient, responsible and cost-effective. Oomi Solar offers a comprehensive range of solutions to meet the changing needs of business customers, from solar power plants and battery storage systems to electric vehicle charging solutions.
Project development enables solar power growth – how Oomi Solar takes energy projects from plan to implementation
The importance of solar energy is growing rapidly, and alongside it, the role of energy storage is also becoming more prominent. Oomi Solar’s project development meets this need by offering companies and investors turnkey solutions, from preliminary studies to permits and implementation.
Oomi Solar serves corporate customers
Oomi Energia is incorporating its rapidly growing solar business operations for corporate customers into a new company, Oomi Solar Oy. With this step, Oomi, a leading supplier of solar power plants and solar farms, boosts its solar power operations and will be able to better serve companies and communities in their transition to renewable energy. Oomi Solar Oy, which focuses on corporate customers, will commence operations on 1 January 2024.