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Building Engineers Contract

Every three years, BOMA/Chicago negotiates directly with the International Union of Operating Engineers (IUOE), Local 399 (AFL-CIO) as the collective bargaining agent for our members that choose to join our bargaining unit. The current labor agreements covering operating engineers represented by Local 399 is in effect from September 7, 2020 through May 14, 2023.

Signed contracts for the agreement and a summary of changes in the agreement are available for BOMA/Chicago members in the Resources section below.

For more information, please contact Rob Johnson at or (312) 870-9613.

Additional resources related to this topic are exclusive to BOMA/Chicago members. To access these resources, you must be a member and you must log into the website. If you have not yet logged in, please scroll to the top of the page and click "Login" to log in using your username and password. Once you log in, you will see resources relevant to this topic at the bottom of the page.