| Wong, Martin | Accounting Supervisor | | (925) 960-4351 | Email |
| Doyle, David | Accounting Supervisor | | (925) 960-4352 | Email |
| Lin, Benjie | Accounting Supervisor | | (925) 960-4353 | Email |
| Sidhu, Jas | Risk Manager and ADA Coordinator | | (925) 960-4170 | Email |
| Lam, T. Ki | Management Analyst II | | (925) 960-4336 | Email |
| Vacant, Vacant | Cybersecurity Manager | Administrative Services | (925) 960-4100 | |
| Olson, Tina | Administrative Services Director | Administrative Services | (925) 960-4100 | Email |
| Peterson, Erik | Finance Manager | Administrative Services | (925) 960-4325 | Email |
| Hilton, Kristen | Human Resources Manager | Administrative Services | (925) 960-4100 | Email |
| Cilley, Kimberly | City Attorney | City Attorney | (925) 960-4150 | Email |
| Mazzanti, Tara | Senior Assistant City Attorney | City Attorney | | Email |
| Mirassou, Katherine | Assistant City Attorney | City Attorney | | Email |
| O'Toole, Molly | Assistant City Attorney | City Attorney | | Email |
| Gonzalez, Daniel | Deputy City Attorney | City Attorney | | Email |
| Pontau, Tricia | Sustainability Program Manager | City Manager | (925) 960-4039 | Email |
| Spence, Paul | Assistant City Manager | City Manager | (925) 960-4400 | Email |
| Burch, Marianna | City Manager | City Manager | (925) 960-4040 | Email |
| Cole, Herbert | Emergency Manager | City Manager | (925) 960-4038 | Email |
| Media Inquiries | | City Manager | (925) 960-4040 | Email |
| Waxdeck, Joel | City Engineer | Community Development | (925) 960-4500 | Email |
| Smith, Brent | Community Development Director | Community Development | (925) 960-4400 | Email |
| Riley, Steve | Planning Manager | Community Development | (925) 960-4450 | Email |
| Moufarrej, Franc | Chief Building Official | Community Development | (925) 960-4410 | Email |
| Earl, Frances | Housing & Human Services Manager | Community Development | (925) 960-4580 | Email |
| Rucker, Ryan | Fire Marshal | Fire | (925) 454-2361 | |
| Testa, Joe | Fire Chief | Fire | (925) 454-2361 | |
| Cardwell, Brandon | Innovation & Economic Development Director | Innovation & Economic Development | (925) 960-4147 | Email |
| Potter, Jake | Economic Development Manager | Innovation & Economic Development | (925) 960-4548 | Email |
| Ledesma, Erica | Property Manager | Innovation & Economic Development | (925) 960-8223 | Email |
| Stuth, Benedict (Benny) | Airport Manager | Innovation & Economic Development | (925) 960-8230 | Email |
