Sigma Energy is engaged in the industrial production of solar water heaters, boilers and collectors since 1983, using the most modern technology. The company is housed in modern privately owned facilities in the A’ Industrial Area of Volos , as well as in the city of Volos.
Our company is a family business and already the third generation has started to offer its services with new ideas, opening new horizons, employing 25 people (management staff, engineers, technicians, plumbers) almost from the first days of operation of the factory.
We have a wide network of representatives in Greece and abroad (Spain, Morocco, Tunisia, Egypt, Czech Republic) and we are expanding rapidly, day by day using a specific development strategy.
We have earned the respect of its customers because
Reasons to choose
the right solution to the energy problem
e have a market share in the Greek solar water heater market of 8% for each financial year for the last five years.
ur adaptability. Having a flexible production unit , we can adapt our products to your requirements and solve any individual problem.
ur experience already numbers a quarter of a century.
he sales department of our company settles immediately any problem that arises, whether to a dealer, wholesaler or final consumer.
ou can rely on the integrated network of Sigma either in Greece or abroad.
Sigma in numbers
NUMBER OF INSTALLATIONS SINCE 1983
Sigma integrated solar systems (solar : collectors and boilers)
m² of Sigma collector surface area
Total content in tonnes of Sigma mounted boilers
m² of collecting surface and 20000 litres in boiler, per year
Manufacturing specifications and certifications
The production process of Sigma is ISO 9001:2008 certified. The solar panels have been certified , since 2005 , with the highest distinction in solar panels, with the solar keymark , (ELOT ), and are constantly tested for their best quality and efficiency. The integrated solar systems are certified and have received the highest energy efficiency certification from ELOT. The Sigma solar systems have all the standards of technology because they are manufactured according to the international specifications EN 12975-1 and EN 12975-2.