Krietz Auto named NIADA CPO Dealer of the Year Award Recognizes Maryland Dealership’s Rapid Rise to Certified Pre-Owned Success Krietz Auto, a dealership in Frederick, Md., run by Charlie and Kim Krietz and their sons, Charles and Cory, became the second winner in the award’s three-year history after Todd Hoagey of Auction Direct USA claimed the first two honors. The award recognizes the quality of dealership operations, the vehicle certification process, the number of CPO vehicles sold and the dealer’s commitment to providing a better product and level of service to his customers and the community. In accepting the award, Charlie Krietz, who founded Krietz Auto as an auto repair shop 35 years ago, choked up with emotion as he recalled his journey to success.