Mayville Engineering Company, Inc.

On August 19, 2025, an employee was changing tooling on a sizing machine. The employee's left ring fingertip was pinched between the tooling and the machine and was partially amputated.

A maintenance employee was on the roof assisting with an air conditioning issue. The employee stepped backward and fell through a closed skylight and landed on the floor approximately 30 feet below. The employee sustained bruises.

An employee was running parts through a press brake. His left index fingertip was caught between a part and the machine's upper die. The fingertip was amputated.

An employee was lifting a metal plate with a hoist when it fell, striking the employee's right ankle. The employee was hospitalized, requiring surgery and stitches.

An employee was removing a 900-pound counterweight rigging to transfer it to a forklift when the counterweight fell to the ground during the transfer and landed on the employee's lower right leg. The employee sustained multiple fractures to the lower leg, requiring surgery and hospitalization.

An employee was operating a metal roller machine to roll a small piece of metal. The employee's right index finger became caught between the metal and the machine, and the fingertip was amputated.

An employee was mixing sauce using a sauce barrel mixer when his left little finger was amputated.

An employee was working on a production line. The employee went to retrieve parts that came out of the parts holder, and their left hand became caught between a chain and a sprocket. Three fingers on the hand were amputated.

An employee was hooking up bundled tie-downs with a chain. While he was holding a hook, the other hook was unlocked. This caused the employee's hook to slide down and pinch his right index finger between the chain and the shackle. He suffered an amputation to the fingertip (without bone loss), as well as an open fracture.

An employee was operating a pad printer. The employee's finger was caught in the printer and they suffered a fingertip amputation. The part of the printer that caught the employee's finger was unguarded at the time.

An employee was pulling a steel parts handcart when its wheels caught on something and locked up. The cart fell backward. The cart handle struck the middle of the employee's right foot, breaking bones. The employee was hospitalized and required surgery.

An employee was cutting wood with a circular saw. The saw kicked back, and its blade cut three fingers on the employee's right hand, resulting in an amputation.

An employee was installing a door from an A-frame ladder. He fell from the ladder, landed on his feet about 8 feet below, and suffered a broken tibia.

An employee was leaving the building at the end of the day when she missed a step and fell, fracturing her right foot.

Two employees were running a CNC folder machine. The injured employee went to adjust the metal and the machine came down, crushing her forearms. Her left arm was fractured and both arms required stitches.

An employee was operating an ironworker (steel punching/shearing) machine. A piece of the tooling broke off and struck the employee's neck; a fragment was lodged in his neck. The employee was hospitalized and required surgery.

On October 25, 2025, an employee was stringing up a new reel of tire tread on a machine. The employee pulled a 6-inch tail and proceeded to spool up the liner. As the machine was jogged to begin the liner wrapping process, the liner caught the employee's glove and pulled their right arm into the liner, causing a fracture to the arm.

An employee was doing a cable change on top of an electric overhead traveling (EOT) crane. They were positioned between the cable drum and the drive shaft. While rotating the cable drum, the employee reached for the new cable that was to be installed. The grease fitting on the drive shaft caught their fall harness and pulled them underneath the drive shaft. The employee was pinned between the drive shaft and two pieces of angle steel, resulting in a fracture to their left hip.

An employee was helping two other employees to push a pallet of tile on a loading dock. He suffered a broken fibula and was hospitalized.

On October 5, 2025, an employee was pulling a pressure washer hose when it it disconnected from the cooker. The employee was struck by jets of high-pressure water, resulting in lacerations to their left thigh requiring surgery. The employee was hospitalized.