| Aaseth | Jeff | Air Quality Instrument Specialist II | Technical Services | Source Test | 749-4968 | jaaseth |
| Abraham | Joshua | Air Quality Inspector II | Compliance and Enforcement | Compliance Assurance | 749-4979 | jabraham |
| Addison | Thomas | Senior Advanced Projects Advisor | Executive Office | N/A | 749-5109 | taddison |
| Alagwu | Militus | Air Quality Inspector II | Compliance and Enforcement | Compliance Assistance | 749-4979 | malagwu |
| Allen | Carol | Supervising Air Quality Engineer | Engineering | Toxic Evaluation | 749-4702 | callen |
| Applin | Scott | Air Quality Inspector II | Compliance and Enforcement | Compliance Assurance | 749-4979 | sapplin |
| Argao | Arnold | Air Quality Inspector II | Compliance and Enforcement | Enforcement | 749-4979 | aargao |
| Argueta | Ruth | Air Quality Technician II | Compliance and Enforcement | Compliance Assistance | 749-4778 | rargueta |