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E-OS Energiakereskedő és Szolgáltató Zrt.

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Hungarian energy trading company founded in 2006, focused on electricity and natural gas supply for business customers.

Last updated September 28, 2026

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Overview

E-OS Energiakereskedő és Szolgáltató Zrt. (also referred to as E-OS Zrt. or E-OS Energy Trading Ltd.) is a Hungarian energy trading company founded in 2006. Its main profile is the trading of electricity and natural gas, with a stated aim of optimizing the energy supply costs of its customers through close cooperation and competitive terms. The company positions itself as a business-to-business energy supplier, emphasizing personal contact, long-term relationships, and the financial stability of its partners. According to its official website, E-OS Zrt. began realizing its strategic plans in the deregulated electricity market in 2008 through wholesale transactions. In order to serve its customers at a higher level, the company moved its natural gas trading activities into a separate entity, E-OS Gáz Kft. The company highlights its experienced professional staff, reliable infrastructure, and quality management system, which was created in 2008 in accordance with the ISO 9001:2008 (MSZ EN ISO 9001:2009) standard. E-OS Zrt. operates primarily in Hungary and addresses business customers seeking electricity and gas supply. Its customer policy and business objectives are described as being supported by reliable professional infrastructure, finance, and human resources. The company invites potential clients to send offer requests regarding electricity and gas to its customer service email address, promising a response within 24 hours. The company is registered as a private entity (Zrt., i.e., a closed-end joint stock company under Hungarian law). No parent company, owner, or stock exchange listing is indicated in the available evidence. Its official website is www.e-os.net.

History

E-OS Energiakereskedő és Szolgáltató Zrt. was founded in 2006 in Hungary. Its main profile from the outset has been trading with electricity and gas. The company's official website states that its aim is to optimize the energy supply costs of its customers through services and close cooperation, thereby contributing to their business success. In the renewing deregulated electricity market in 2008, the strategic plans of E-OS Zrt. were realized at the first stage in the form of wholesale transactions. The company sought to form mutually beneficial long-term relationships with suppliers and customers recognized for their stable financial standing in the energy market. In order to serve the needs of its customers on an even higher level, E-OS Zrt. moved its natural gas trading activities into E-OS Gáz Kft. The company also created its quality management system in 2008 in accordance with the ISO 9001:2008 (MSZ EN ISO 9001:2009) standard, which it describes as a hallmark of its high-quality service and a basis for future development and continuous improvement. E-OS Zrt. emphasizes its staff of well-experienced professionals, stating that customers benefit from the extensive knowledge its staff possesses. The customer policy and business objectives of E-OS Zrt. and E-OS Gáz Kft. are met by their reliable, professional infrastructure, finance, and human resources. The company operates primarily in Hungary and serves business customers in the electricity and gas markets.

  • 2008

    Strategic plans realized in the deregulated electricity market through wholesale transactions.

  • 2008

    Quality management system created in accordance with ISO 9001:2008 (MSZ EN ISO 9001:2009).

  • 2006

    E-OS Energiakereskedő Zrt. founded in Hungary.

  • Natural gas trading activities moved into E-OS Gáz Kft.

Products and positioning

Business-to-business energy trader focused on optimizing customers' energy supply costs through competitive terms and personal contact.

  • Electricity trading

    Wholesale and supply of electricity to business customers.

  • Natural gas trading

    Natural gas trading activities, moved into E-OS Gáz Kft.

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