Segments: CS = Consumer Solutions, G = Generation, O = Other operations
(List updated annually and based on note in the published annual report)
Company name | Domicile | Segment |
|---|---|---|
| Brändskogen Vindkraft Ab Oy | Finland | G |
| Ekopartnerit Turku Oy | Finland | O |
| EX-KE Oy | Finland | CS |
| Fortum Alku Oy | Finland | O |
| Fortum Asiakaspalvelu Oy | Finland | CS |
| Fortum Assets Oy | Finland | O |
| Fortum Battery Recycling Oy | Finland | O |
| Fortum Bio Oy | Finland | O |
| Fortum Clean Oy | Finland | O |
| Fortum Heat and Gas Oy | Finland | G, O |
| Fortum Kasvu Oy | Finland | O |
| Fortum Markets Oy | Finland | CS |
| Fortum Norm Oy | Finland | O |
| Fortum Power and Heat Holding Oy | Finland | G |
| Fortum Power and Heat Oy | Finland | G, O |
| Fortum Real Estate Oy | Finland | O |
| Fortum Renewables Oy | Finland | G |
| Fortum RES Oy | Finland | O |
| Fortum TwoGether Oy | Finland | O |
| Fortum Waste Solutions Oy | Finland | O |
| Frosart Oy | Finland | G |
| Kalax Solkraft Ab/Oy | Finland | G |
| Katajamäen Tuulivoima Oy | Finland | G |
| Kemiönsaaren Aurinkovoima Oy | Finland | G |
| Koixi Oy | Finland | G |
| Koillis-Pohjan Energiantuotanto Oy | Finland | G |
| Korvenniityn Aurinkovoima Oy | Finland | G |
| Lamminnevan Tuulivoima Oy | Finland | G |
| Lautamäen Tuulivoima Oy | Finland | G |
| Marttilan Aurinkovoima Oy | Finland | G |
| Molpe Vindkraft Ab/Oy | Finland | G |
| Närpes Vindkraft Ab/Oy | Finland | G |
| Norrsarvlax Solkraft Ab/Oy | Finland | G |
| Oy Pauken Ab | Finland | O |
| Oy Tersil Ab | Finland | O |
| Oy Tertrade Ab | Finland | O |
| Penkkisuon Tuulivoima Oy | Finland | G |
| Pjelax Vindkraft Ab/Oy | Finland | G |
| Pohpus Oy | Finland | G |
| Poikel Vindkraft Ab/Oy | Finland | G |
| Santalan Aurinkovoima Oy | Finland | G |
| Tarvasjoen Aurinkovoima Oy | Finland | G |
| TGS Finland Oy | Finland | O |
| Trepus Oy | Finland | G |
| Virolahden Aurinkovoima Oy | Finland | G |
| Barry Danmark ApS | Denmark | O |
| Fortum Waste Solutions A/S | Denmark | O |
| Fortum CFS Eesti OU | Estonia | O |
| Fortum France S.A.S | France | G |
| Fortum Batterie Recycling GmbH | Germany | O |
| Fortum Service Deutschland GmbH | Germany | G, O |
| MAWAL Energie GmbH | Germany | O |
| SALWAL Energie GmbH | Germany | O |
| TGS Germany GmbH | Germany | O |
| Fortum Insurance Limited | Guernsey | O |
| Fortum India Private Limited | India | G |
| Solar One Energy Private Limited | India | G |
| SolarXL Alpha Energy Private Limited | India | G |
| SolarXL Beta Energy Private Limited | India | G |
| SolarXL Delta Energy Private Limited | India | G |
| SolarXL Gamma Energy Private Limited | India | G |
| SolarXL Zeta Energy Private Limited | India | G |
| PT Fortum Energy Solution | Indonesia | O |
| Fortum eNext Ireland Ltd | Ireland | G |
| Fortum Finance Ireland Designated Activity Company | Ireland | O, G |
| Fortum P&H Ireland Limited | Ireland | O |
| Fortum Participation Limited | Ireland | O |
| Fortum 2 B.V. | Netherlands | O |
| Fortum 3 B.V. | Netherlands | G |
| Fortum Energy Holding B.V. | Netherlands | O |
| Fortum H&C B.V. | Netherlands | G |
| Fortum Holding B.V. | Netherlands | CS, G, O |
| Fortum Power Holding B.V. | Netherlands | O |
| Fortum Russia B.V. | Netherlands | O |
| Fortum SAR B.V. | Netherlands | G |
| Fortum Star B.V. | Netherlands | G |
| PolarSolar B.V. | Netherlands | G |
| Fortum CS AS | Norway | CS |
| Fortum Forvaltning AS | Norway | O, G |
| Fortum Hedging AS | Norway | G |
| Fortum Kundesenter AS | Norway | CS |
| Fortum Plastics Recycling Norway AS | Norway | O |
| Fortum Strøm AS | Norway | CS |
| Fortum Waste Solutions Norway AS | Norway | O |
| NorgesEnergi AS | Norway | CS |
| Tellier Service AS | Norway | CS |
| Fortum Marketing and Sales Polska S.A. | Poland | CS |
| Fortum Network Częstochowa Sp. z o.o. | Poland | G |
| Fortum Network Płock Sp. z o.o. | Poland | G |
| Fortum Network Wrocław Sp. z o.o. | Poland | G |
| Fortum Power and Heat Polska Sp. z o.o | Poland | G, CS |
| Fortum Service Poland Sp. z o.o. | Poland | O |
| Fortum Silesia SA | Poland | G |
| Fortum Sprzedaż Sp. z o.o. | Poland | CS |
| Escandinava de Electricidad S.L.U | Spain | CS |
| Alvret Solpark AB | Sweden | G |
| Bankälla Solpark AB | Sweden | G |
| Bergsveden Solpark AB | Sweden | G |
| Blybergs Kraftaktiebolag | Sweden | G |
| Borgvik Vindkraft AB | Sweden | G |
| Brännälven Kraft AB | Sweden | G |
| Fortum 1 AB | Sweden | O |
| Fortum Energy AB | Sweden | CS |
| Fortum Fastigheter AB | Sweden | O |
| Fortum Förnyelsebar Sverige 2 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 3 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 4 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 5 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 6 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 7 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 8 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 9 AB | Sweden | G |
| Fortum Förnyelsebar Sverige 10 AB | Sweden | G |
| Fortum Grön AB | Sweden | O |
| Fortum Markets AB | Sweden | CS |
| Fortum Mockfors Kraft AB | Sweden | G |
| Fortum Power AB | Sweden | O |
| Fortum Produktionsnät AB | Sweden | G |
| Fortum Sverige AB | Sweden | G, O |
| Fortum Sweden AB | Sweden | O |
| Fortum Vindkraft Sverige 3 AB | Sweden | G |
| Fortum Vindkraft Sverige 4 AB | Sweden | G |
| Fortum Vindkraft Sverige 8 AB | Sweden | G |
| Fortum Waste Solutions AB | Sweden | O |
| Fortum Waste Solutions Holding AB | Sweden | O |
| Klinthögen Vindkraft AB | Sweden | G |
| Klöverkullen Vindkraft AB | Sweden | G |
| Mellansvensk Kraftgrupp Aktiebolag | Sweden | G |
| Nya Bullerforsen Kraft AB | Sweden | G |
| Oreälvens Kraftaktiebolag | Sweden | G |
| Sävar Vindkraft AB | Sweden | G |
| Telge Energi Aktiebolag | Sweden | CS |
| TGS Sweden AB | Sweden | O |
| Uddeholm Kraft Aktiebolag | Sweden | G |
| Värmlandskraft-OKG-delägarna Aktiebolag | Sweden | G |
| Fortum Energy Limited | United Kingdom | O |
| Fortum O&M (UK) Limited | United Kingdom | O |
| Fortum Ratcliffe Limited | United Kingdom | O |
| IVO Energy Limited | United Kingdom | G |
| Valo Ventures I LP Fund | USA | O |