| Coordinator, Hazardous Materials Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, UST and AST Storage Tanks Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Solid Waste Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Food Protection Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Recreational Health Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Water Wells Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Drinking Water Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | |
| Coordinator, Liquid Waste Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Tattoo and Body Piercing Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Coordinator, Substandard Housing Program | | Health & Human Services Agency (HHSA) | (530) 666-8646 | Email |
| Vital Records, Birth, and Death Certificates | | Health & Human Services Agency (HHSA) | (530) 666-8680 | |
| Coordinator, Perinatal Services Program | | Health & Human Services Agency (HHSA) | (530) 666-8688 | Email |
| Coordinator, SIDS | | Health & Human Services Agency (HHSA) | (530) 666-8688 | Email |
| Yolo, Healthy | | Health & Human Services Agency (HHSA) | (530) 666-8638 | Email |
| ., Breastfeeding Program | | Health & Human Services Agency (HHSA) | | |
| ., WIC | | Health & Human Services Agency (HHSA) | (530) 666-8445 | |
| Guest, Brandy | Account I | County Administrator | (530) 666-8150 | Email |
| Martinez, Laura | Account Technician | Agriculture | (530) 666-8140 ext. 8214 | Email |
| Nicholson, Kyler | Accountant I | Community Services | (530) 666-8778 | Email |
| Fonseca, Jarely | Accountant I | Community Services | (530) 666-8050 | Email |