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Lehigh Valley Operations

The U.S. Army has placed an additional order for 115 heavy dump trucks from Mack Defense as part of the U.S. Army’s M917A3 HDT program for the National Guard. PHOTO/MACK DEFENSE
Jul 14, 2026

U.S. Army orders 115 new heavy dump trucks from Mack Defense

Mack Defense received a U.S. Army order for 115 heavy dump trucks, supporting military infrastructure and disaster relief from its Allentown facility.

Jun 12, 2026

Patriotic Mack Trucks to appear at Pocono Raceway

Mack Trucks is showcasing patriotic red, white, and blue wrapped Pioneer trucks at Pocono Raceway as part of its NASCAR Salutes campaign honoring U.S. Armed Forces.

Guillaume Giroudon
Jan 15, 2026

Mack names new head of Lehigh Valley Operations

Mack Trucks appointed Guillaume Giroudon as vice president and general manager of its Lehigh Valley Operations plant in Macungie, which builds all Class 8 trucks.

Jan 13, 2026

Mack Lehigh Valley Operations begins production of new Anthem

Mack Trucks has launched production of its all-new Mack Anthem in Macungie, featuring improved fuel efficiency, maneuverability and a new MP13 engine.

Aug 20, 2025

Mack Lehigh Valley Operations begins production of new Pioneer truck

Mack Trucks has begun production of its new Pioneer model at Lehigh Valley Operations in Macungie, featuring advanced design, efficiency and comfort.

Apr 12, 2024

Mack union calls planned Mexican plant ‘a slap in the face’

“A Slap in the face,” that’s what Mack Truck’s union United Auto Workers 677 is calling news that Mack parent company, The Volvo Group, plans to build a heavy-duty truck manufacturing facility in Mexico. 

Apr 11, 2024

Mack Truck opening heavy-duty truck plant in Mexico

Mack Truck parent company, The Volvo Group, said Lehigh Valley operations will not be impacted by news that it plans to build a new heavy-duty truck manufacturing plant in Mexico.