Wentzville Assembly


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1500 E Rte A
Wentzville, MO. 63385 United States

Year Opened:


Facility Size:

3.7 Million square feet

Employee Information




253 and 35 direct contracts


4,561 approximately


Three shifts + fourth flex shift

Facility Details

  • Facilities: Vehicle Assembly Plant & Contiguous Stamping Facility
  • Plant Manager: Satya Veerapaneni
  • Union Representation: UAW Local 2250

Site History: The General Motors Truck Group Wentzville facility is located 40 miles west of St. Louis, Missouri on a 569-acre site. The facility was built in 1983 on a wheat field. The current facility employs approximately 3500 employees that work over three shifts. In addition, Wentzville has a contiguous stamping facility on site that produces the majority of the body parts that are used in the production of the Chevy Express and GMC Savana full size vans and the Chevrolet Colorado and GMC Canyon mid-size trucks. The Wentzville Assembly Center is the global production site for the Full Size Van. To date, over 2.5 million Full Size Vans have been produced at Wentzville Assembly.

2015 GM Missouri Economic Impact

  • Wages: $425 Million 
  • Payroll Taxes: $16.9 Million

Recent Investments

  • In March of 2015 GM implemented a third shift and 750 new jobs at Wentzville to meet anticipated demand for new mid-sized pickup trucks.   
  • During the spring and summer of 2015 an additional fourth weekend shift of several hundred employees was implemented that allows the plant to run six days a week and on overtime.
  • In late 2015 and early 2016, GM invested $82.3 million dollars at Wentzville for new materials and equipment, environmental, and facilities improvements. 
  • In late 2016 and early 2017, GM invested $40 million dollars for plant improvements that included new conveyors and robots to support additional production of Wentzville made trucks and vans.  

Current Products

The world’s best full-size vans, the Chevrolet Express and GMC Savana. GM’s mid-size pickup trucks, the Chevrolet Colorado and GMC Canyon.


  • Chevy Colorado was named Motor Trend Truck of the Year for 2015 and 2016.
  • GMC Canyon: 2015 Autoweek Best of the Best Truck & 2016 Cars.com best truck
  • 2015 & 2016 Energy Star Challenge for Industry Award
  • 2015 MO. Water Environment Assoc. Gold Award for Wastewater Treatment
  • 2016 Recipient of GM’s Mark of Customer Excellence Award (MOCE Award)
  • 2017 – Wildlife Habitat Council certification
  • 2017 – GM People Make Quality Happen Best of the Best Winner 

Community Support

In 2016, GM Wentzville’s hourly and salaried employees raised more than $150,000 to support a number of community charitable organizations.   

In 2016 GM Wentzville awarded $100,000 in Plant City grants from the General Motors Foundation to nine community organizations. 

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