
50s
The founder of our company, Sami Özyıldırım, started working for Sunguroğlu company as the prime contractor.

60s
Termo-Heat Isı San. ve Tic. A.Ş. was founded.
Istanbul Maltepe Production Plant was founded.
Electrical tubing element production and sales started.
Production of electrical household appliances started.

80s
Tube Resistor production and sales started.
TS 5101 “Electrical Heating Elements Metal Tube Sheet Elements” was created.

90s
Liquid-fuel burner production started under the Turkey Distributorship of Dr. B. Thyssen Gmbh (1990-2000)
Production and sales of the first Hot Air Generator started (Cement Plant)
The plant was moved to Çorlu, Tekirdağ.

2000s
The production range expanded as Gas-Liquid Fuel-Dual (40 kw-42 MW)
Production and sales under Ecostar Brand started.

TODAY
The head office moved to Monumento Plaza, Kartal, Istanbul.
Production and sales of Ecodense Condensing Boilers.