Ilex Sostenible

About

Ilex Sostenible is a private headquartered in Barcelona, Spain specializing in Energy Storage.

Ilex Sostenible, trading as ILEX ENVIRONNEMENT, is a financing advisory firm founded in 2019. Operating from offices in Barcelona, Toulouse, and Paris, the company specializes in identifying and structuring public and private financing solutions for energy efficiency and sustainable development projects. The firm manages the Spanish Energy Efficiency Certificates (CAE) scheme and European funding mechanisms (CEE, FEDER) to reduce the cost of eligible renovations across industrial, tertiary, and residential sectors. Services include technical diagnostics, feasibility studies, project design optimization, administrative file preparation, and end-to-end compliance management. The company advises on heating system hybridization, refrigeration upgrades, thermal insulation, LED lighting, heat recovery, building automation, and industrial process efficiency. It serves sectors including food processing, hospitality, retail, education, healthcare, and industrial manufacturing. Member of ANESE (Spanish energy efficiency services association).