International Union of Operating Engineers, Stationary Engineers - Local 39

International Union of Operating Engineers, Local 39 represents approximately 111 allocated positions related to building trades, automotive, water agency operations and communications. These positions are in General Services, Information's Systems, Regional Parks, Sheriff, Transportation and Public Works, and the Water Agency Departments. Refer to Appendix A of the MOU for a list of job classifications in this bargaining unit.  

The Memorandum of Understanding between the County of Sonoma and International Union of Operating Engineers, Local 39 is a contract that represents the negotiated agreement on all of the subjects contained in the document for the specified time period.

MOU Status: Negotiations Completed

MOU Expiration Date: July 1, 2019

  • Published on May 18, 2018

    The County was informed last evening by Local 39 representatives that bargaining unit members voted on a tentative agreement with the County.  Regrettably, the vote taken by the bargaining unit was based on an incorrect tentative agreement between the County and Local 39.

  • Published on April 30, 2018

    The County of Sonoma and Local 39 representatives met on April 26 for the parties 2nd bargaining session. The parties reviewed ground rules and Local 39 presented its initial bargaining proposals. Learn more.....

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Contact Information

Human Resources Department
Business Hours
Monday – Friday
8:00 AM – 5:00 PM
Contact us by Phone
575 Administration Drive
Room 116 B
Santa Rosa, CA 95403
38.465237, -122.725363

Labor Negotiation Updates

Bargaining Unit Contacts

Stan Eichenberger
Labor Representative
Phone: (916) 928-0399

1620 North Market Blvd.         
Sacramento,  CA  95834 
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