The energy sector brings together enterprises and companies active in the distribution, marketing and production of energy in many forms such as electric energy, solar energy, etc. Often known as eco-innovations or eco-technologies, clean technologies aim to reduce the environmental impact of commercial and industrial activities, among others. Clean technologies are a promising sector to benefit from substantial financial advantages (reduced costs), improve quality of life and make the best use of resources. Overall, the environmental industry focuses on reducing the negative impacts from commercial activities. Various organizations, companies and services are at work and are developing ways to assess, prevent and find solutions to problems related to waste, different types of pollution (soil, water, air, noise pollution, etc.), ecosystem deterioration and others.