Green Energy Supply Solutions, Inc. (GESSI) is a Retail Energy Supplier (RES) engaged in the marketing, retail, supply, delivery, purchase, and sale of electricity to contestable customers under the regime of retail competition and open access.

GESSI is a wholly-owned subsidiary of Alternergy Viento Partners Corporation (AVPC), a holding firm with interests in the power sector. The shareholders of AVPC have proven track record in the energy industry with years of expertise and experience in power project development, operations, maintenance and rehabilitation, project finance, energy policy and human resource development.

GESSI envisions to become a leading green RES in the country, offering electricity supply sourced primarily from renewable energy. It aims to provide contestable customers with reliable renewable power at competitive rates while addressing and advancing their campaign for social responsibility and environmental sustainability.