Yei Tochtli Mitlalpilli was born and raised in San Jose, CA. He joined the Aztec Dance community in 1993 and has been active ever since. In 1995, he co-founded the Aztec Dance group Atlaxinoli and in 1997 Calpulli Huitizilopochtli.
In 2004, Mitlalpili co-founded Calpulli Tonalehqueh and has been the Executive Director since its founding. Mitlalpilli also has over 20 years experience in Silicon Valley’s Tech industry holding various positions from Expeditor, Planner, Buyer, Master Scheduler and Program Manager. He has merged these experiences and skills to lead the volunteer team that has created the largest gathering of Aztec dancers in the county, Mexica New Year, which is hosted every March in San Jose.