John Simmons
![John Simmons](https://www.hvacinformed.com/img/people/john-simmons-300x300.jpg)
John Simmons
RCDD, LEED AP, and Project Manager, TMAD Taylor GainesJohn Simmons is currently serving in the capacity of RCDD, LEED AP, and Project Manager for TMAD Taylor Gaines.
News mentions
Nicknamed the gateway to Southern California, the city of Ontario, as well as neighboring city Montclair, is home to the third largest elementary school district in California, the Ontario-Montclair S...