DEG started in Lebanon in 2002 as a small company, managed by two engineers, providing maintenance and repair services for Generator Sets and electrical panels. 

The small activities and scope expanded to reach more clients in the sector of energy providers industry. By end of 2010, DEG moved to a new larger location equipped with more advanced technologies and simultaneously had expanded the number of staff and engineers.

DEG continues its growth to book a place in medium to large scale energy projects. The worldwide growing demand in energy led DEG to focus on ameliorating the industry by creating more efficient strategies in energy management and after sales services to reach high standards of customers' satisfaction.

Today DEG provides the services for its clients dispersed on, residential and commercial buildings, villas, gas stations, factories, hospitals, hotels, stores, banks etc.