We Are Committed

Alameda County Management Employees Association (ACMEA) is affiliated with the Operating Engineers Local Union No. 3 (OE3).


The Alameda County Management Employees Association (ACMEA) is a non-profit, mutual benefit corporation, organized under the non-profit, mutual benefit corporation laws of the State of California and is the recognized collective bargaining representative for middle management and other employees of Alameda County, the Alameda County Medical Center and the Alameda Superior Court. ACMEA is affiliated with the Operating Engineers Local Union No. 3 (OE3).


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New Interactive Calendar for ACMEA/OE3 Meetings and Events

In order to keep our members more informed about upcoming meetings and other events, ACMEA/OE3 has launched a new feature on our website. The new “Calendar” feature has a list of upcoming meetings and events. Any ACMEA/OE3 member who would like to attend a site...

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PFS To Receive 3% Salary Increase

ACMEA/OE3 represented Program/Financial Specialists (PFS) have been awarded a 3 percent salary increase. The salary increase is expected to take effect in April following the necessary Alameda County Board of Supervisors’ (ACBOS) review and approvals. This action is a...

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Scholarship Applications now being accepted

ACMEA is pleased to announce our revised scholarship applications. The applications are self explanatory and easy to fill out. Once the scholarships are received and reviewed the winners will be selected at the Executive Board meeting. We look forward to...

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ACMEA Welcomes a New Member to our team!

The Alameda County Management Employees Association (ACMEA)/Operating Engineers Local 3 (OE3) is proud to announce the addition of Business Representative (BR) Mario Gonzalez-Brito to its team. Gonzalez-Brito, who formerly worked as a BR for OE3’s Santa Clara County...

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ACMEA/OE3 To Launch New Member Engagement Program

To improve two-way communication between the Alameda County Management Employees Association (ACMEA)/Operating Engineers Local 3 (OE3) and its members, a new Member Engagement Program (MEP) featuring area-specific monthly or quarterly site meetings throughout Alameda...

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Meet our Board of Directors

We participate in the collective bargaining process, disciplinary process, meet and confer process, as well as participate on the ACMEA political action committees. 

Click to view Tom's biography

Tom Madigan


Romona Wilkins

Ramona Wilkins

Vice President

Click to view Esther's biography

Esther Martino

Director at-Large

Herlander Nobrega

Herlander Nobrega


Click to view Tim's biography

Tim Roberts

Director at-Large

Click to view Valerie's biography

Valerie Louie

Director at-Large

Click to read Dale's bio

Dale Amaral

Director at-Large

Click to read Jane's bio

Jane Manzo


Click to view Yvette's biography

Yvette Greenwood

Director at-Large

Stay tuned for Donald Mattison biography

Donald Mattison

Director at-Large

OE3 Paul Carroll

Mario Gonzalez-Brito

OE3 Business Rep

OE3 DAvid Tuttle

David Tuttle

OE3 Business Rep

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