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Contact Us

Maintenance, Operations & Facilities

General Lobby Hours: 7:00 AM - 3:30 PM

Emergency Dispatch Line: (925) 825-7440 Ext. 3884
Security Line After Hours: (925) 825-7440 Ext. 3836

Note: The Operations Department runs  24 hours, 7 days a week. The scope of public service may extend after hours. Please contact directly for appointments if needed.

Dispatch Line

For emergencies or operator needs, please contact Emergency Dispatcher Audrey Law at Ext. 3884


Melanie Koslow

Director of Maintenance & Operations
(925) 682-8000 Ext. 3815

Maintenance & Operations

Janet Richardson

Administrative Secretary
Ext. 3804

Paul Lundholm

Maintenance/Trades Manager
Ext. 3826

David Hart

Custodial & Operations
Ext. 3865

Brian Patterson

Landscape Manager
Ext. 3822

Deidra Jackson

Use Permits
Ext. 3809

Sara Baca

Secretary, Trades
Ext. 3827

Anabelle Anading

Secretary, Custodial
Ext. 3820

Lewy Madrigal

Secretary, Grounds
Ext. 3802

Liz Acevedo

Fiscal Analyst
Ext. 3830

Heather Johnston

Facilities Technician
Ext. 3807

Custodial & Operations Coordinators

For more information, please visit the Custodial page.

Nick Jakobsen

Team Green | AM Schedule
Ext. 3821

Hash Lewis

Team Green | PM Schedule
Ext. 3824

Debbie Robertson

Team Orange | AM Schedule
Ext. 3860

Patrick Reed

Team Orange | PM Schedule
Ext. 3829

Facilities & Bonds

For more information, please visit the Facilities & Bonds page.

Marie Hill

Administrative Secretary
Ext. 3863

Han Phan

Facilities Technician
Ext. 3864

Kevin Sanders

Construction Manager
Ext. 3861