One of the major reasons for the founding of Tekon was the provision of services within the field of energy efficiency. Also, the rich personal expirience on the field of renewable energy sources has pushed the company activities further in that direction.

The company provides other services withing energy sector, such as main design of gas distribution networks in Obrenovac Municipality (setlements Barič, Mislođin, Mali Borak and Moštanica), as well as networks in Municipality Surčin – City of Belgrade (setlements Petrovčić and Bečmen).