The GLS – Portalegre, Lda results from an accumulation of experience in the installation of solar systems, HVAC systems in its various forms, heat exchangers, repair and servicing of boilers since the early 80s.

With the company   Portenergia – Controlo de Energia, Lda, know-how was improved in all the areas mentioned, having been granted by the Bosch Group the status of Authorized Company in the assistance of its products, namely gas or diesel boilers, water heaters , electric and gas water heaters from Junkers and Vulcano.

Since 1995 through the company GLS – Combustíveis, Lda , the commercialization of gas, lubricants and material related to the gas installation has been implemented.

For better operationality, from the merger of the previous companies, GLS – Portalegre, Lda resulted in July 2006 with the added value of the set of activities and knowledge acquired previously.

In providing specialized services in the area of ​​solar, air conditioning, gas, the sale of equipment, parts and accessories related to this activity, we seek to respond to current technical challenges.