| Rana | Aneesh | Air Quality technician I | Communications and Outreach | Community Outreach | 749-4914 | arana |
| Randall | Steven | Supervising Air Quality Instrument Specialist | Technical Services | Air Monitoring | 749-4985 | srandall |
| Rath | Lisle | Air Quality Instrument Specialist II | Technical Services | Air Monitoring | 749-4985 | lrath |
| Ray | David | Air Quality Instrument Specialist II | Technical Services | Source Test | 749-4610 | dray |
| Reichling | Michael | Air Quality Permit Technician II | Engineering | Permit Systems | 749-4694 | mreichling |
| Richardson | Aaron | Senior Public Information Officer | Communications and Outreach | Media Relations & Website | 749-4958 | arichardson |
| Riviere | Christy | Principal Environmental Planner | Planning and Research | Air Quality Planning | 749-4925 | criviere |
| Rodriguez | Dick | Air Quality Inspector II | Compliance and Enforcement | Enforcement | 749-4979 | hrodriguez |
| Roggenkamp | Jean | Deputy Air Pollution Control Officer | Executive Office | N/A | 749-4646 | jroggenkamp |
| Roselius | Kristine | Communications Manager | Communications and Outreach | Media Relations & Website | 749-4647 | kroselius |
| Roselle | Jonathan | Senior Advanced Projects Advisor | N/A | N/A | 749-4937 | jroselle |
| Rudin | Brent | Supervising Air Quality Specialist | Compliance and Enforcement | Compliance Assistance | 749-5128 | brudin |
| Rueda | Salvador | Senior Air Quality Inspector | Compliance and Enforcement | Compliance Assistance | 749-5067 | srueda |
| Rumm | Christopher | Air Quality Instrument Specialist II | Technical Services | Air Monitoring | 749-4985 | crumm |