Sigma Energy , manufactures industrial solar thermal systems from 1983, using always the latest cutting edge technology. Our company is located in the city of Volos, Central Greece.
Our company is a family company, and already the third generation has been positioned in the managing of the company. From the first days of the company’s establishment Sigma Energy occupies 25 people ( Managing stuff, engineers, labour force, installation crew ).
We allocate a vast network of partners in Greece and throughout Europe, Africa and Gulf region as well. We expand day by day using a specific business development strategy,structured through our many years of experience.
We have earned our customers respect due to the following:
5 reasons to choose Sigma as your long term partner
Sigma in numbers
Total complete systems installed from 1983 : 60.000 ( sixty thousand ).
Total installed collectors in sqm: 650.000 sqm.
Total installed capacity of storage tanks: 20.000 tonnes
Our manufacturing capacity, oscillates at 60,000 m² of collector area and 200,000 litres, per year.
Manufacturing specifications and certifications
Sigma’s Energy manufacturing process is certified with the ISO 9001: 2008.
Our solar collectors are solar keymark certified and are constantly checked for their quality and efficiency as well.
Our complete solar systems, have been also certified, based on the energy efficiency from ΕΛΟΤ ( Greek standardisation institution ).
Sigma’s solar systems, are manufactured based on the latest European standards, of ΕΝ 12975-1 and ΕΝ 12975-2.