Best Solar Energy Companies in Finland
The 35 best Solar Energy companies in Finland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Fortum.
Our analysis of 100 Solar Energy companies
$30.5b in tracked funding; 83% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Solar Energy companies in Finland
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Fortum Provider of clean energy solutions | $115M | 15 mo ago | Public | Markus Rauramo CEO | 1998 | Apple iCloud MailMicrosoft 365Node.js+17 | 14 patents Advanced boiler combustion control and oxygen-enriched combustion system technologies | — |
| 2 | GreenEnergy Finland Solar project developer | $1M | 124 mo ago | Public | — | 2010 | PythonDjangoBootstrap+10 | — | — |
| 3 | Macon Provider of legal services focused on business-related issues and produce contracts | $64K | 40 mo ago | Funding Raised | Mikko Ahokas Managing Director | 2015 | WordPressMySQLPHP+23 | — | — |
| 4 | Helen Provider of electricity, district heating, and district cooling solutions | — | 23 mo ago | Funding Raised | Pekka Manninen CEO | 1909 | Optimizely Content ManagementApple iCloud MailMicrosoft 365+18 | — | — |
| 5 | Taaleri Energia Wind farms and solar plants development and investment company | — | 33 mo ago | Funding Raised | Kai Rintala Managing Director | 2016 | Concrete CMSPHPYouTube+14 | — | — |
| 6 | Valoe Manufacturer and supplier of solar modules equipments | — | 44 mo ago | Public | Iikka Savisalo CEO & President | 1978 | GoDaddy Website BuilderReactRequireJS+6 | — | — |
| 7 | CoE Group Company specializing in electrical, automation, and mechanical design services | — | 55 mo ago | Seed | Sami Kivioja CEO | 2012 | WordPressMySQLPHP+24 | — | — |
| 8 | Nefco Provider of diversified SME loan services | — | 79 mo ago | Funding Raised | — | 1990 | WordPressMySQLPHP+27 | — | — |
| 9 | Motiva Provider of operation & maintenance services for solar and wind energy | — | 101 mo ago | Funding Raised | Elina Moisio CEO & Managing Director | 1993 | WordPressApple iCloud MailMicrosoft 365+28 | — | — |
Top 12 Solar Energy companies in Finland
#1
Public · Espoo, Uusimaa · founded 1998 · 8785 employees$114.8Mraised▾
Provider of clean energy solutions. The company offers electricity generation and heat production, electricity retail sales, district heating and cooling, and services for smart living. It also provides power trading services for energy-intensive industries and products and services for nuclear and thermal power plants. The company focuses on decarbonization and a transition to a carbon-neutral economy. Its offerings support industrial electrification and aim to meet customer needs for reliable energy.
- Jul 2025Grant (prize money)$99.1M
- Dec 2021Grant (prize money)$11.3M
- Jul 2021Grant (prize money)$265.7K
- Nov 2020Post IPO—
#2
Funding Raised · Oulu, North Ostrobothnia · founded 2015$63.9Kraised▾
Provider of legal services focused on business-related issues and produce contracts
- Jun 2023Grant (prize money)$63.9K
#3
Public · Lappeenranta, South Karelia · founded 2010 · 6 employees$1.1Mraised▾
GreenEnergy Finland develops turnkey solar power plants for private and corporate customers. Their portfolio includes grid connected as well as off-grid solutions in power range from a kWs to a MW range. Apart from turnkey solutions, the company is also a provider of other BoS components such as solar modules, power converters and mounting systems.
- Jun 2016Series A$1.1M
#4
Funding Raised · Helsinki, Uusimaa · founded 1909—raised▾
Provider of electricity, district heating, and district cooling solutions. It offers electricity contracts, district heating for residential and commercial buildings, and district cooling solutions for businesses and data centers. It also provides electric vehicle charging solutions for homes and businesses, along with solar panel installations and related services. The company focuses on energy sales, distribution, and related customer services for various client segments.
#5
Funding Raised · Helsinki, Uusimaa · founded 2016—raised▾
Wind farms and solar plants development and investment company
- Jan 2024Conventional Debt—
#6
Public · Mikkeli, South Savo · founded 1978 · 58 employees—raised▾
Manufacturer and supplier of solar modules equipments
#7
Seed · Vaasa, Ostrobothnia · founded 2012—raised▾
CoE Group is a Finnish engineering office focused on electrical, automation, and mechanical design services. They offer automation systems for manufacturing needs and are known for their people-oriented approach to personnel management and leadership.
- Mar 2022Seed—
#8
Funding Raised · Helsinki, Uusimaa · founded 1990 · 91 employees—raised▾
Provider of diversified SME loan services
#9
Funding Raised · Helsinki, Uusimaa · founded 1993—raised▾
Provider of operation & maintenance services for solar and wind energy
#10
Funding Raised · Lahti, Paijat-hame · founded 1907—raised▾
Lahti Energy is a power utility company which generates & distributes heat & power energy. Operates 2 gas fired & 1-biogas power plant which can generate 200 megawatts of power and 470 megawatts of heat energy. Claims to operating 583 kilometers of power transmission lines, 683 kilometers of district heating supply line, and natural gas pipeline of 167 kilometers. Also finances, supplies, and installs photovoltaic systems.
#11
Public · Mikkeli, South Savo · founded 2009 · 160 employees—raised▾
Meriaura Group Plc is a Finland-based company engaged in two businesses Renewable Energy and Marine Logistics. The renewable energy business area designs and delivers clean energy production systems as comprehensive deliveries. Its systems are built around large-scale solar heating systems implemented using high-performance solar thermal collectors manufactured by the company. The marine logistics business consists of the business operations of Meriaura Oy and VG-EcoFuel Oy. Meriaura is a provider of transport for bulk cargo and demanding project deliveries in Northern Europe. The company generates the majority of its revenue from the renewable energy segment.
#12
Seed · Tampere, Pirkanmaa · founded 2006 · 4 employees—raised▾
Suntrica Ltd from Finland offers flexible and high-efficiency portable solar chargers, working primarily for personal electronic and portable devices. The company primarily focuses in designing, contract manufacturing and marketing easy-to-use personal solar chargers for use with portable battery-powered devices. Chargers converting ambient solar energy into usable electrical energy that can provide an unlimited source of power for personal electronic devices. Backed by Yellow Dragon Enterprise, Hong Kong and Venraventure.
- Sep 2008Seed—
Funding & investor landscape
Notable founders
How research on Solar Photovoltaics is moving in Finland
A read on the academic research around Solar Photovoltaics — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 178 Finland-affiliated papers.
- Aalto University44
- Lappeenranta-Lahti University of Technology30
- VTT Technical Research Centre of Finland17
- University of Oulu16
- University of Turku15
- Solar energy1→8
- Photovoltaic system1→7
- Perovskite (structure)1→5
- Optoelectronics1→15
- Solar cell1→12
- Renewable energy1→7
Where solar pv is researched across Finland
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.