The supply of electricity and heat in northern countries requires stable grid operation and thoughtful resource management. Generation, distribution, and infrastructure maintenance ensure comfort in residential buildings and the operation of businesses in cold climates. The Fortum logo is associated with an energy company that produces and supplies electricity and heat, and manages energy supply systems across Europe.
Fortum was founded in 1998. Its creation resulted from the merger of two Finnish state enterprises, Neste and Imatran Voima. Neste was founded in 1948 and was engaged in the production of petroleum products. Imatran Voima had operated since 1932 and specialized in electric power. The new merger was named Fortum Power and Heat Oy.
In 1999, the company began supplying electricity from Russia. This was done under a contract with the company Lenenergo. Gradually, the organization strengthened its position in the Russian market. By 2003, the company owned sixteen percent of Lenenergo’s shares. Later, the share increased to thirty-one percent.
In 2004, the oil business was spun off as an independent company, Neste Oil. In 2008, Fortum acquired the Russian company TGC 10. By 2010, its ownership share reached 94.5 percent. From that time, the enterprise operated in Russia under the brand PJSC Fortum.
By 2013, the company’s investments in Russia’s energy sector totaled about 4 billion euros. In the same year, the Nyagan power plant in the Khanty-Mansi Autonomous Okrug began operating.
In 2015, the company sold its electricity grid assets in the Nordic countries. The deal was valued at 6.6 billion euros. After that, Fortum focused on electricity production. In the same year, it joined the Hanhikivi 1 nuclear power plant project with a 6.5 percent ownership share.
In 2017, Fortum announced its intention to acquire a 47 percent stake in the German company Uniper, owned by the E.ON group. By 2019, the company’s share had grown to 70.5 percent. This became one of the largest acquisitions in Europe’s energy sector.
After the 2022 crisis and the subsequent partial nationalization of Uniper by the German government, the company’s share was reduced to 56 percent.
The company continues to operate as Finland’s state energy group. Its headquarters are in Espoo. The company’s shares are traded on the Helsinki Stock Exchange.
Meaning and History
What is Fortum?
A Finnish state-owned energy company based in Espoo was formed following the merger of Neste and Imatran Voima. The oil business was later separated, and the company’s main focus is on energy production and distribution. It operates more than 500 facilities in 10 countries. The total capacity exceeds 14,000 MW of electricity and 24,000 MW of heat, with hydropower and nuclear power forming the core of its generation. In Russia, it owns eight power plants in the Urals and Western Siberia, as well as a stake in PJSC TGC-1. Control of Germany’s Uniper (70.5 percent) strengthened its position in Europe.
1998 – today
Fortum was formed in 1998 through the combination of two Finnish state-owned companies. Neste Oy operated in oil and gas, while Imatran Voima Oy worked in energy. The new corporation created Fortum Oil and Gas and Fortum Power and Heat from the former companies. The group’s shares began trading on the Helsinki Stock Exchange on December 18, 1998.
The Fortum name was introduced with the combined corporation. Its origin is associated with the Latin word “fortis,” meaning “strong” and “courageous.” The short name suited the oil, gas, electricity, and heating businesses equally. It brought the Neste and Imatran Voima operations together under one brand.
The first logo was introduced in 1998. A green circle partially enclosed by an open blue shell appeared on the left. The blue Fortum wordmark appeared on the right. The inner disc and outer contour formed one structure. The logo appeared in early annual reports and represented the corporation following the merger.
The oil division was separated as Neste Oil in 2005 and later became Neste. Fortum continued operating under its existing name and retained the emblem. Electricity and heat production became its main business areas. After the separation, the logo represented an energy company with an updated structure.
In the modern version, a circle enclosed by a thick open arc appears to the left of Fortum. The outer form has a straight lower edge and a pointed upper end. An open gap remains between the ends of the arc on the right. The name uses lowercase letters in a sans-serif typeface with soft, rounded contours. The identity uses the custom Fortum Sans typeface. The emblem may appear independently or beside the name on one line.
Fortum associates the inner circle with energy and the outer arc with strength and control. The open section refers to renewal and the company’s development. The interpretation continues the meaning of fortis and transfers it into the emblem’s form. The logo appears in corporate materials, digital environments, and divisional identifiers.
The original version combined blue and green. The wordmark and emblem later adopted a single light green shade. The extended system adds lavender. The primary logo uses green.



