Renel is founded in Thessaloniki, with the aim of providing specialized technical services in a wide field of activities.

Following the development of RES, Renel acquires facilities in Kalochori, Thessaloniki, where the warehouses and the technical department are housed.

Targeted services for industrial electricity consumers are being developed and expanded, while at the same time a public works sector is being established.

ISO 14001,ISO 45001, ISO 50001 management systems are applied.

A new Research & Development department is created that specializes in submitting proposals and implementing co-financed programs with the aim of researching green solutions that will contribute to the goal of transitioning to a zero-energy society.

Founding of the Volos Brunch

Renel Trekking Academy is founded by the company’s employees with the aim of organizing sports, entertainment and social activities

Resight Energy Consulting is founded, which develops and implements climate change adaptation strategies to help businesses become more competitive.

Renel Training Series begins its operation for the training of company executives as well as other professionals in modern knowledge modules.

ISO 22301, ISO 27001, and ISO 37001 certifications were acquired.

Renel obtained a Sustainability Report and a Gender Equality Plan, conducted by ReSight