Welcome to GEN-I Zagreb.

GEN-I Zagreb is a part of the GEN-I Group, one of the leading and fastest growing energy trading and sales groups in Central, Eastern and South-Eastern Europe.

Find out more about the GEN-I Group > GEN-I.EU
Welcome to GEN-I Zagreb.
Local presence for global results

Local presence for global results

Founded in 2005, GEN-I Zagreb is the first and largest international subsidiary of GEN-I d.o.o. from Slovenia. Covering the full range of energy trading and retail solutions, we are the second largest supplier of electricity to industry, as well as to small businesses and households in Croatia.


Households and small businesses

Information about our offer

Through an established brand Jeftina struja (Affordable electricity) we guarantee affordable and reliable energy supply.

Most affordable energy prices

  • Significant savings for electricity
  • A simple calculation of the savings
  • Simple and free switching of suppliers
  • Customized services
Jeftina struja

Large businesses and industry

Arrange an appointment

We enable access to international energy markets, various tailor-made structured products and flexible contractual relationships with the aim to optimize your costs of energy purchase.

Tailor-made offer

  • Competitive energy prices
  • Tailor-made purchase conditions
  • Customized services
GEN-I for the industry


Energy Trading

Contact us

Proactive risk management is achived through portfolio diversification, careful selection of partners and access to numerous European markets. We are a flexible, reliable and responive partner.

Expertise in Energy Markets

  • 24/7 trading
  • Present on 12 power exchanges and bilaterally
  • The entire curve, from intraday to long term
  • Trading physical products and financial derivatives
  • Advanced analytical models
  • Advanced structured products
GEN-I trading


GEN-I receives the Trusted Brand 2015 award

GEN-I has received the title of most Trusted Brand in the "Energy Provider" category for the second year in a row. The category of most trusted energy provider in Slovenia has only been open to voting for two years. Thus, this recognition means that much more to GEN-I as it has been voted the absolute winner among energy providers for the second time in a row.

Read more


Annual Report of GEN-I for the 2014 business year


Download (PDF, 6 MB)