IUOE #
Excluding public employees and multi-union elections, in the last 12 months there have been 97 union elections filed by the IUOE and 89 union elections held. In 71 of those elections a new unit was certified. There are currently 35 open representation cases and 22 of are still waiting to vote.
Union Elections by Outcome #
Timeline of Activity by Unit Size #
Membership #
Largest Private Union Elections #

Open Election Related Cases #
City | State | Case Name | Labor Union | Date Filed | Tally Date | Tally Type | Ballot Type | Votes For Union | Votes Against | Num Eligible Voters | Case |
---|---|---|---|---|---|---|---|---|---|---|---|
San Jose | CA | CBRE, Inc. | International Union of Operating Engineers, Stationary Engineers, Local 39 AFL-CIO | Sep 29, 2023 | Initial | 6 | 32-RC-326966 | ||||
San Jose | CA | CBRE, Inc. | International Union of Operating Engineers, Stationary Engineers, Local 39 AFL-CIO | Sep 29, 2023 | Initial | 13 | 32-RC-326965 | ||||
San Jose | CA | CBRE, Inc. | International Union of Operating Engineers, Stationary Engineers, Local 39 AFL-CIO | Sep 29, 2023 | Initial | 15 | 32-RC-326957 | ||||
Mountain View | CA | CBRE, Inc. | International Union of Operating Engineers, Stationary Engineers, Local 39 AFL-CIO | Sep 29, 2023 | Initial | 17 | 32-RC-326930 | ||||
Elmhurst | IL | LTS Managed Technical Services LLC, d/b/a Ledcor | International Union of Operating Engineers, Local 150, AFL-CIO | Sep 29, 2023 | Initial | 30 | 13-RC-326971 | ||||
West Wareham | MA | Covanta | INTERNATIONAL UNION OF OPERATING ENGINEERS LOCAL 877 & LOCAL 4 | Sep 27, 2023 | Initial | 120 | 01-RC-326663 | ||||
Chetek | WI | Stout Construction, LLC, f/k/a Stout Construction, Inc. | International Union of Operating Engineers Local 139 AFL-CIO | Sep 21, 2023 | Initial | 10 | 18-RC-326297 | ||||
Muskegon | MI | Alta Enterprises, LLC d/b/a Alta Equipment Company | Local 324, International Union of Operating Engineers (IUOE), AFL-CIO | Sep 21, 2023 | Initial | 14 | 07-RC-326458 | ||||
Sterling Heights | MI | Alta Enterprises, LLC d/b/a Alta Equipment Company | Local 324, International Union of Operating Engineers (IUOE), AFL-CIO | Sep 19, 2023 | Initial | 36 | 07-RC-326194 | ||||
Chester | PA | Covanta Chester a/k/a Covanta Delaware Valley | International Union of Operating Engineers Local 542 | Sep 18, 2023 | Initial | 80 | 04-RC-325929 | ||||
Milpitas | CA | Jones Lang LaSalle Americas, Inc. | International Union of Operating Engineers, Stationary Engineers, Local 39 AFL-CIO | Sep 15, 2023 | Initial | 9 | 32-RC-325858 | ||||
Boise | ID | Brundage Bone Concrete Pumping, Inc. | International Union of Operating Engineers, Local 302 | Sep 14, 2023 | Initial | 30 | 27-RC-325759 | ||||
El Segundo | CA | CBRE, Inc. | International Union of Operating Engineers, Local 501 | Sep 13, 2023 | Initial | 5 | 31-RC-325672 | ||||
Upton | NY | Brookhaven Science Associates LLC | International Union of Operating Engineers Local 30 | Sep 07, 2023 | Initial | 16 | 29-RC-325325 | ||||
Niagara Falls | NY | Covanta Niagara I, LLC | International Union of Operating Engineers Local 17 | Sep 06, 2023 | Initial | 70 | 03-RC-325196 | ||||
Haverhill | MA | Covanta Haverhill, Inc. | INTERNATIONAL UNION OF OPERATING ENGINEERS LOCAL 877 & LOCAL 4 | Sep 05, 2023 | Initial | 40 | 01-RC-325158 | ||||
Los Angeles | CA | Crestline Hotels & Resorts, LLC d/b/a The Delphi Downtown LA | International Union of Operating Engineers, Local 501 | Aug 28, 2023 | Initial | 3 | 21-RC-324634 | ||||
Oak Park | MI | Sunbelt Rentals, Inc. | Local 324, International Union of Operating Engineers (IUOE), AFL-CIO | Aug 25, 2023 | Initial | 4 | 07-RC-324626 | ||||
Laurel | MD | Government Contracting Resources, Inc. | International Union of Operating Engineers, Local 99 | Aug 24, 2023 | Sep 28, 2023 | Initial | Initial | 5 | 0 | 5 | 05-RC-324480 |
Beaumont | TX | ALLEGIANCE CRANE & EQUIPMENT, LLC | INTERNATIONAL UNION OF OPERATING ENGINEERS | Aug 23, 2023 | Initial | 9 | 16-RC-324341 | ||||
Artesia | NM | Oak Grove Technologies, LLC | International Union of Operating Engineers, Local 953 | Aug 11, 2023 | Initial | 40 | 28-RC-323974 | ||||
Redmond | OR | St. Charles Health System, Inc. d/b/a St. Charles Medical Center-Redmond | International Union of Operating Engineers Local 701 | Aug 09, 2023 | Sep 27, 2023 | Initial | Initial | 4 | 3 | 7 | 19-RC-323260 |
San Jose | CA | ABM Industry Groups, LLC | International Union of Operating Engineers, Stationary Engineers, Local 39 AFL-CIO | Aug 01, 2023 | Initial | 16 | 32-RC-322908 | ||||
Santa Clara | CA | ABM Industry Groups, LLC | International Union of Operating Engineers, Stationary Engineers, Local 39, AFL-CIO | Jul 31, 2023 | Initial | 8 | 32-RC-322858 | ||||
Santa Clara | CA | ABM Industry Groups, LLC | INTERNATIONAL UNION OF OPERATING ENGINEERS, LOCAL 39, AFL-CIO | Jul 18, 2023 | Aug 09, 2023 | Initial | Initial | 4 | 2 | 6 | 32-RC-321997 |
Hayward | CA | CBRE Technical Services, LLC | INTERNATIONAL UNION OF OPERATING ENGINEERS, LOCAL 39, AFL-CIO | Jul 11, 2023 | Aug 30, 2023 | Initial | Initial | 16 | 0 | 20 | 32-RC-321610 |
Edgewater Park | NJ | Diamond Tools & Fastners, LLC | International Union of Operating Engineers, Local 825 | Jun 13, 2023 | Jul 13, 2023 | Initial | Initial | 1 | 1 | 3 | 04-RC-319891 |
Hopkinsville | KY | Rogers Group, Inc. | International Union of Operating Engineers | Jun 07, 2023 | Jul 19, 2023 | Initial | Initial | 4 | 5 | 12 | 10-RC-319458 |
Napa | CA | Jones Lang LaSalle Americas, Inc. | International Union of Operating Engineers, Stationary Engineers, Local 39, AFL-CIO | Apr 11, 2023 | May 17, 2023 | Initial | Initial | 4 | 0 | 4 | 20-RC-315897 |
Bass Lake | IN | SOLV Energy, LLC and Aerotek, Inc. Joint-Employers | International Union of Operating Engineers Local 150, AFL-CIO | Jun 03, 2022 | Dec 07, 2022 | Initial | Initial | 6 | 22 | 78 | 25-RC-297000 |
Las Vegas | NV | Resorts World Las Vegas LLC | International Union of Operating Engineers Local 501 AFL-CIO | Feb 07, 2022 | Mar 31, 2022 | Initial | Initial | 0 | 0 | 0 | 28-RC-290201 |
Las Vegas | NV | Resorts World Las Vegas LLC | International Union of Operating Engineers, Local 501 AFL-CIO | Jan 12, 2022 | Mar 09, 2022 | Initial | Initial | 4 | 4 | 9 | 28-RC-288928 |
Channahon (Township) | IL | Spike Enterprise, Inc. | International Union of Operating Engineers, Local 150, AFL-CIO | Aug 11, 2021 | Nov 23, 2021 | Initial | Initial | 5 | 8 | 23 | 13-RC-281169 |
Keasbey | NJ | Russell Reid Waste Hauling & Disposal Service Company, Inc. | International Union of Operating Engineers, Local 825 | Jun 11, 2020 | Sep 14, 2020 | Initial | Initial | 11 | 23 | 43 | 22-RC-261504 |
Walcott | IA | Needham Excavating, Inc. | International Union of Operating Engineers, Local 150, AFL-CIO | Jun 21, 2019 | Jul 12, 2019 | Initial | Initial | 3 | 5 | 17 | 25-RC-243735 |