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+34 943 376 400


The Company

Since 60 years, Jema Energy designs and manufactures Static Power Converters for different sectors, such as Power Plants, Oil & Gas, Plasma Physics, Particle Accelerators, Railways and Renewable Energy.

We are customer orientated, developing bespoke systems and solutions which meet specific requirements of each project. These are innovative solutions with high technological content.

The aim of Jema Energy is to be a leading international company in providing customized solutions based on power electronic systems.

  • Founded in 1953.
  • Head Quarters in San Sebastián, northern Spain.
  • Commercial representations in USA, Brazil, Mexico, Qatar, UAE, Oman, Saudi Arabia, Morocco, South Africa, Italy, France and Germany.
  • Company is part of Grupo Irizar (3500 employees and yearly turnover of 500 M€).
  • Certifications ISO-9001, ISO-140001 and OHSAS-18001.
  • 110 employees Over 60% dedicated to research and development of new products.

Irizar Group

irizar is a business group that is primarily focused on designing, manufacturing and commercialising buses and coaches. It is also present in the electronics and communications sectors.

This global project is made up of more than 3,400 people, with bus and coach manufacturing facilities in six countries (Spain, Marocco, Brazil, Mexico, India and South Africa) and five joint ventures in Spain, as well as commercial presence in more than 90 countries throughout the five continents. Its head office is located in the Gipuzkoan city of Ormaiztegi (Spain), where aside from manufacturing bodywork, it also builds integral coaches for the European market. Creatio, the Research and Development Centre created to promote the Irizar Group's applied research and technological development capabilities for the brand's integral products and its main bodywork components, is also located in this city.

Founded in 1889, this year marks 125 years of history as the leader in the Spanish sector and one of the most important references on a worldwide level.

© Jema Energy S.A. Tel. +34 943 376 400 · Paseo del Circuito 10 Lasarte-Oria, Gipuzkoa, 20160. Spain.