Dr. Tony Held
Technical Director

Dr. Tony Held is a licensed professional engineer who specializes in conducting health risk assessments and air quality analyses within the California Environmental Quality Act/National Environmental Policy Act (CEQA/NEPA) framework. He has more than 13 years of experience as an air quality and environmental professional and is the founder of the Climate Change Focus Group.

Dr. Held has a B.S, an M.S, and a Ph.D. in Environmental Engineering. His graduate and postdoctoral research focused on the development of computer simulation software to model air quality and atmospheric dynamics, with an emphasis on particulate matter and the interrelationship between transportation activities and air quality.