César is the founding President of the Mexico Green Building Council (Consejo Mexicano de Edificacion Sustentable). He is also founder and CEO of Green Building and Alternative Energy, Co. (Bioconstruccion & Energia Alternativa), a leading specialized A/E/C firm. He is head of multiple domestic projects and initiatives in the field of sustainable design and construction. César is also a Postgraduate professor at Monterrey Tech, lecturing on the topic of sustainable building and domotics. He is also former Secretary for World Green Building Council.