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3700 US Hwy 71 S Willmar, MN 56201
Service: 866-231-9200 Sales: 877-825-3957

Our Team

Here are a few of our courteous and professional team members. You may contact them online, and we will make sure he/she gets your message. Thank you for visiting our website. We look forward to hearing from you.


  • Sandra Smith - General Manager
    Sandra Smith
    General Manager
    Sandra joined Mills in December 2014 as an administrative manager at Mills Auto Center and Mills Ford Chrysler. She was promoted to her current position in November 2016. Sandra was previously store manager at Herberger’s in Willmar, where she spent 22 years in many different roles. She is a graduate of Culbertson High School in Montana, and the University of Mary, Bismarck, ND, with a degree in business administration.  Outside of work, Sandra enjoys CrossFit work outs, running, reading, time and with friends and family, especially her childrens’ events.
  • Wes David - Used Vehicle Manager
    Wes David
    Used Vehicle Manager
    Wes joined Mills in 2016 after working seven years as a sales consultant for dealerships in St. Cloud and the Twin Cities. He was also a manager/trainer for Holiday Station Stores, a business owner, and a graduate of St. Michael-Albertville High School. Wes and his wife, Jennifer, have five children together and the family lives in Freeport. He is a member of the Freeport Fire & Rescue. When time allows, Wes loves to fish.
  • Ken Plombon - Sales Manager
    Ken Plombon
    Sales Manager
  • Tim Bailey - Finance Manager
    Tim Bailey
    Finance Manager
    With a career in accounting and finance that started in 1988, Tim joined Mills in 2017. He has been a controller, chief financial officer and vice-president with different companies. Tim is originally from Olivia, a graduate of Olivia High School and a graduate of Mankato State University with degrees in business/finance. He and his wife, Lisa, live in Willmar. They have three adult children and three grandchildren. Tim served in the Minnesota Army National Guard from 1986 to 1994, and he has been a coach of youth softball, baseball and basketball teams for many years. Tim enjoys hunting, fishing and golf.
  • Lon Holien - Sales Consultant
    Lon Holien
    Sales Consultant
    Lon is a native of Sacred Heart and has been a resident of Willmar the past 26 years. He has been in sales all his life and automotive sale since 2000. He joined the Mills team in August of 2005. Lon has two grown children and enjoys spending his free time with his family and friends.
  • Robert Ruter - Sales Consultant
    Robert Ruter
    Sales Consultant
    Robert has been in the automotive business since 1994. He has worked for Mills since they acquired the dealership in Willmar. Robert enjoys many outdoor activities, primarily snowmobiling and fishing. He has been married for 9 years and has two boys.
  • Roberta Sharpe - Sales Consultant
    Roberta Sharpe
    Sales Consultant
    After initially joining Mills in 2015 as a part time receptionist/cashier, Roberta moved to sales in 2016. She was previously a blackjack dealer/pit boss and worked in the beverage department at Jackpot Junction Hotel and Casino. Roberta also owned a beauty/hair salon for six years. She is originally from Wisconsin, but her family moved to Renville when she was 10. Roberta is a 1980 graduate of Renville High School and a 1998 graduate of Ridgewater College with a degree in cosmetology. She lives in Willmar. Roberta has two daughters, Emma and Taylor. Outside of work, Roberta is active in community theatre, teaching Sunday School teaching and singing in the church choir. She enjoys golf, cards, music, billiards, cooking, and time with family and friends.


  • Jeff Dentz - Service Manager
    Jeff Dentz
    Service Manager
    Jeff joined Mills in 2016 and his worked in automotive since in 1998, all as a service technician for Chrysler, Volkswagen and Honda. He lives in Sartell, is originally from northeast Minneapolis and a graduate of Edison High School. Jeff is a graduate of Dunwoody Institute and attended the law enforcement program at Minneapolis Community College. He has also worked for an armored car company as a driver/guard and vault clerk picking up and delivering customer deposits to banks. Jeff has four daughters and a son. After work Jeff enjoys yard work and landscaping, family bike rides and hunting.
  • Dan Swart - Service Advisor
    Dan Swart
    Service Advisor
    Dan joined Mills Auto Center in October of 1988. Dan and his wife Linda have 4 children, Connor, Ava, Audrey and Charles. In his free time he enjoys golfing and spending time with his family and friends.
  • Andrew Trongaard - Service Advisor
    Andrew Trongaard
    Service Advisor
    Andrew joined Mills in 2016 after working four years as a service advisor at Tires Plus. He was also a delivery driver for Jake’s Pizza, and previously worked at Foot Locker. Andrew was born and raised in Willmar, and he is a graduate of Willmar High School. His wife, Corteney, is a service advisor at Mills Ford Chrysler. Andrew enjoys attending car shows and working on classic cars.