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Leu Energie

A third-generation family-owned German energy supplier based in Hof, Bavaria, providing heating oil, natural gas, green electricity, pellets, fuels and mobility services.

Last updated September 27, 2026

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Overview

Leu Energie GmbH & Co. KG is a German energy supply company headquartered in Hof in Upper Franconia, Bavaria. It traces its origins to 17 August 1949, when Heinz Leu founded a representation for mineral oil products and asphalts, initially handling customer visits for Esso AG. Over the following decades the business expanded into fuel retail, heating oil distribution and eventually a full energy supplier. In 2001 the operating entity Leu Energie GmbH & Co. KG was established. Today the company describes itself as a third-generation family business that has been standing for reliable energy supply for over 75 years, combining transparency, sustainability and personal service. The Leu Gruppe comprises six companies with more than 100 employees across the locations Hof, Breitengüßbach and Burglengenfeld. Its product range covers heating oil, natural gas, wood pellets, green electricity, fuels and lubricants, supplied to both private households and commercial customers. The company markets electricity from 100% hydropower nationwide, natural gas with flexible tariffs and price guarantees of 3 to 24 months, ENplus A1-certified wood pellets from FHP, and various grades of heating oil including standard and premium. It also offers the Leu Mobility Card, a fuel and charging card designed for commercial fleets, operates its own petrol stations in the Bavarian region and participates in the tankpool24 network. Additional services include tank and filling-station services through BTD GmbH, electrical installations, and THG quota services for electric vehicle owners. Leu Energie has grown through regional acquisitions, including the Total Mineralöl branch in Hof in 2019, which led to a partnership with TotalEnergies, and a branch in Greiz (formerly Calpam) from Roth Energie in 2020. In 2023 a new tank farm in Breitengüßbach was commissioned and a cooperation with BayWa AG was established, extending acceptance of the Leu Energie fuel card across BayWa's petrol station network. The company has received several awards, including the German Service Prize in 2021, a Bavarian State Ministry certificate for environmental and climate protection in 2021, and recognition as one of the most sustainable electricity providers in 2020 by Wirtschaftswoche. In 2024, however, a correctiv investigation listed Leu Energie among 116 gas suppliers that had used CO2 credits from climate protection projects whose emission reductions were scientifically questioned. The managing directors are Sebastian Leu and Julian Bunzmann.

History

Leu Energie traces its roots to 17 August 1949, when Heinz Leu founded a representation for mineral oil products and asphalts. The impetus for the founding was that Esso AG was looking for businessmen to handle customer care, and Leu initially took over customer visits for Esso. In 1954, after the transit route to Berlin opened via the B2 in Bavarian Töpen, Leu established a petrol station with a rest stop there. In the following years he continued to expand the company, and after the border opening the business began to grow further. At that time the founder's son, Wolfgang Leu, joined the company and took over management. Under his leadership, a new office building was constructed in Hof in 1959, which has since remained the company headquarters. The company eventually developed into an energy supply company, and in 2001 Leu Energie GmbH & Co. KG was founded. Several regional acquisitions followed, for example in 2019 the Total Mineralöl branch in Hof, from which a partnership with TotalEnergies developed. In 2020 a branch in Greiz (formerly Calpam) was acquired from Roth Energie as a sales office of Leu Energie. Through sales partnerships with ExxonMobil and TotalEnergies, the lubricants business was also expanded. In 2023 a new tank farm in Breitengüßbach was commissioned and a cooperation with BayWa AG, a petrol station operator, was entered into. Through this cooperation, the Leu Energie fuel card became accepted throughout BayWa's petrol station network. The Leu Gruppe includes further subsidiary and sister companies. Alongside Leu Energie GmbH & Co. KG there are FHP Frankenwald Holzpellets GmbH, Max Maisel Vertriebsgesellschaft GmbH, BTD GmbH for tank systems, oil separators, leak detectors and electrical engineering, Leu Energie GmbH (formerly Zaubzer Energie GmbH) in Burglengenfeld near Regensburg, and Leu Energie Bamberg GmbH in Breitengüßbach (formerly Bartosch Energie GmbH). At the company headquarters in Hof there is a large tank farm from which the region is supplied with heating oil and fuels. The managing directors of the family business are Sebastian Leu and Julian Bunzmann. The company also operates its own petrol stations in the Bavarian region and is part of the tankpool24 network with its own fuel card. In terms of products, the company sells nationwide green electricity from 100% hydropower as well as natural gas with flexible tariff options and price guarantees of 3 to 24 months. The natural gas tariffs can optionally be chosen as climate-friendly tariffs in which CO2 emissions are to be compensated through investments in climate protection projects according to the company's own statements. Regional offerings include wood pellets with ENplus certification and various grades of heating oil, including standard and premium heating oil. So-called climate-friendly heating oil is also said to be compensated through climate protection projects according to the company. In addition, Leu Energie offers a fuel and charging card (Leu Mobility Card) designed for companies with large fleets, as well as a network of regional petrol stations. For commercial customers the company also sells lubricants and greases nationwide and offers fuels. Regional services for tanks and tank systems as well as electrical services are also provided. In 2024, according to research by correctiv, Leu Energie was part of a group of 116 gas suppliers that had used CO2 credits from climate protection projects which, according to scientific assessment, could not plausibly demonstrate that emissions were actually reduced or avoided. The company has received several awards: in 2021 the German Service Prize for service by telephone and email from the German Institute for Service Quality on behalf of n-tv; in 2021 a certificate as an award for environmental and climate protection from the Bavarian State Ministry for the Environment and Consumer Protection; and in 2020 recognition as one of the most sustainable electricity providers by Wirtschaftswoche in cooperation with the Handelsblatt Research Institute.

  • Heinz Leu founds a representation for mineral oil products and asphalts, initially handling customer visits for Esso AG.

  • Leu establishes a petrol station with a rest stop in Bavarian Töpen after the transit route to Berlin opens via the B2.

  • A new office building is constructed in Hof under Wolfgang Leu's leadership, which remains the company headquarters.

  • Leu Energie GmbH & Co. KG is founded as the company develops into an energy supply company.

  • Acquisition of the Total Mineralöl branch in Hof, leading to a partnership with TotalEnergies.

  • Acquisition of a branch in Greiz (formerly Calpam) from Roth Energie as a sales office.

  • Recognized as one of the most sustainable electricity providers by Wirtschaftswoche and Handelsblatt Research Institute.

  • Awarded the German Service Prize for telephone and email service by the German Institute for Service Quality on behalf of n-tv.

  • Received a certificate for environmental and climate protection from the Bavarian State Ministry for the Environment and Consumer Protection.

  • New tank farm in Breitengüßbach commissioned and cooperation with BayWa AG established, extending fuel card acceptance.

Products and positioning

Third-generation family business offering reliable, transparent and personal energy supply with a focus on tradition, quality, supply security and climate protection.

  • Ökostrom aus 100% Wasserkraft

    Certified green electricity from renewable energies, marketed nationwide.

  • Erdgas

    Natural gas with flexible tariff options and price guarantees of 3 to 24 months; optional climate-friendly tariffs.

  • Heizöl

    Various grades of heating oil, including standard and premium, and climate-friendly heating oil.

  • Holzpellets

    ENplus A1-certified wood pellets from FHP with reliable delivery.

  • Leu Mobility Card

    Fuel and charging card for commercial fleets with mixed vehicle types.

  • Schmierstoffe und Fette

    Lubricants and greases sold nationwide for commercial customers.

  • THG Quote

    Service for electric vehicle owners to claim the THG premium annually.

  • BTD Services

    Professional services for tank systems (installation, dismantling, cleaning) and electrical installations.

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