Alfonso Ramos Gámez

Optima Clean Energy Services S de RL de CV develops and implements energy efficiency projects. It provides consulting services to the environmental and energy sectors. The company implements energy-efficiency projects in resorts, hotels and commercial establishments. Optima Clean Energy Services was founded in 1988 and is headquartered in Santa Catarina, Mexico.

Nacional Financiera SNC is a governmental banking company. It engages in the provision of investment, financing, banking, business development services, formation of financial markets and acting as fiduciary and financial agent of the Federal Government. The company was founded in 1934 and is headquartered in Mexico City, Mexico.