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, 2023

  • Published on June 27, 2019

    On 6/18/2019, the County of Sonoma and Local 39 met for their 8th meeting. The parties exchanged further responses regarding the remaining unresolved proposals between the parties, including the County’s offer of annual salary increases for each Local 39 classification over four years, increased contributions toward employees’ medical premiums and increased contributions toward each member’s staff development. Learn more.....

  • Published on May 28, 2019

    The County of Sonoma and Local 39 met for their 5th bargaining session on Tuesday, May 21, 2019  As agreed, the parties completed passing their proposals and discussed the proposals that are on the table. Learn more.....

  • More News

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: (415) 861-1135

337 Valencia Street         
San Francisco,  CA  94103 
Google Maps Directions