- 3rd Eye (opens in a new tab)
- Adams Electric Cooperative
- Aebi Schmidt Group
- Alabama Power Company
- Alan Tye & Associates
- Altec
- Ameren Illinois
- Ameren Missouri
- Arizona Public Service
- Arrowhead Winch
- Asplundh Infrastructure Group
- Asplundh Tree Expert
- ATK-Logistics
- Avista Corporation
- Badger Infrastructure Solutions
- Baldwin EMC
- Bank of America
- Basin Electric Power Cooperative
- Bendix
- Berkeley Electric Cooperative
- Bridgestone Americas Tire Operations, LLC
- Brigade Electronics, Inc.
- Bronto Skylift
- Caribbean Utilities Company CUC
- CASE Construction Equipment
- Caterpillar Inc.
- CenterPoint Energy
- Central Hudson Gas & Electric Company
- Central Lincoln PUD
- CHELCO
- Chevin Fleet Solutions
- Choptank Electric Cooperative
- Cleco Power LLC
- CMC North America
- ComEd
- Con Edison
- Craighead Electric Cooperative
- CW Wright Construction LLC Co
- Daimler Truck
- Dairyland Power Cooperative
- Dakota Bodies
- Davis H. Elliot Company, Inc.
- Delaware Electric Cooperative
- DICA Outrigger Pads
- Ditch Witch
- Dominion Energy
- Dominion Energy South Carolina
- Duke Energy
- Duquesne Light
- Electric Power Board of Chattanooga
- Elliott Equipment Company
- EnergyUnited
- Entergy
- EZ Trac
- Fat Truck
- First Energy
- Florida Power & Light Company
- Ford Pro
- Freightliner
- Gamber-Johnson
- Georgia Power Company
- Geotab
- GM Fleet
- Golight Inc.
- Goodyear Tire & Rubber Company, The
- Gridstone Power
- Hendrick Automotive Group
- Herc Rentals
- Holland Power Services
- Housby
- Huddig Inc.
- Hydro One
- Industrial Inspection & Analysis
- IntelliShift
- International Fluid Power Society
- International Motors
- JEA
- JJ Kane Auctions
- Joe Wheeler Electric Co-Op
- John Deere
- Kenworth Truck Company
- Knapheide Manufacturing Company (The)
- Liftmoore Inc.
- Lincoln Electric
- Linetec Services, LLC
- Louisville Gas & Electric
- Lumen Technologies
- Magic Valley Electric Cooperative, Inc.
- MGS Incorporated
- Michelin North America, Inc.
- Miller Bros
- Milwaukee Tool
- Mississippi Power
- Motive
- Nashville Electric Service
- NECS Fleet Solutions
- New Brunswick Power
- Newfoundland Power
- NiSource
- Norris Utilities, LLC
- NorthWestern Energy
- Nueces Electric Cooperative
- Odyne Systems
- OG&E
- OpConnect
- Orange and Rockland Utilities
- Pacific Gas & Electric
- PacifiCorp
- Palfinger North America
- Parkway Chevrolet
- PAR Western Line Contractors
- PECO Energy
- Peterbilt Motors Company
- Pike Electric
- Plastic Techniques, Inc
- Posi-Plus Technologies Inc
- PowerBully
- PowerSouth Energy Cooperative
- PPL Electric Utilities
- Premier Truck Rental (PTR)
- Primoris Services Corporation
- Prince George Electric Cooperative
- Prinoth
- PS Energy Group, Inc.
- Quanta Services
- Reading Truck
- Reelstrong Utility Fleet
- Ring Power Corporation
- Ritchie Bros.
- Rivian
- Roanoke Electric Corporation
- S.D.P Manufacturing Inc.
- Sacramento Municipal Utility District
- Salt River Project
- Samsara
- Samson Rope
- San Diego Gas & Electric
- Santee Cooper
- Schultz Ford Lincoln Inc.
- Scope - AI
- Serco Inc
- Sherman+Reilly
- Slate EV
- SmarTruck HD
- Snap-on / NEXIQ Technologies
- Southern California Edison
- Southern Company
- Spiradrill
- Spire, Inc.
- Stellantis Pro One
- Stellar Industries
- Structural Metal Fabricators Inc.
- Suwannee Valley Electric Co-op, Inc.
- Talquin Electric Cooperative
- Terex
- Transervice Logistics Inc.
- Treeways Inc.
- TruVac
- TSE International, Inc.
- Tucson Electric Power Company
- Ultimate Power Company
- Underground Construction Company
- United Rentals
- United Utility Services
- Utilimarc, LLC
- Utilimaster
- UTV International
- Vanair, A Lincoln Electric Company
- Verizon Connect
- Vermeer Corporation
- Versant Power
- Viatec
- Wagner-Smith Equipment
- Whelen Engineering Co Inc.
- Xcel Energy
- Yale Cordage
- Zonar Systems
June 6–9, 2027