

Greg Hess
Internet Sales Director
Mark Christopher Auto Center
2131 E Convention Center Way
Ontario, CA 91764
Love to give Great Experiences and gain raving fans...
Read moreDealership Experience
15 yrs, 1 mo
Industry Experience
17 yrs, 5 mos
397 Reviews
Write a Review398 Reviews of Greg Hess
June 06, 2025
They were all very helpful, knowledgeable and honest. I’m so happy with my New RST Suburban!! I’m so happy with my New RST Suburban!! More
Other Employees Tagged: Nate Heath, Lloyd Beardsley , Edgar was awesome to work with
May 27, 2025
JC couldn't have been more helpful and informative. The whole team at Mark Christopher will make you feel like family! Thanks again and will be back for any future purchases. The whole team at Mark Christopher will make you feel like family! Thanks again and will be back for any future purchases. More
Other Employees Tagged: Joe Gonzalez, Sam Fakhouri, Nick Polytarhos, Albert Rodriguez, Joel Rodriguez, Jerry Pena, JC Cavazos, Sam Abdelmesseh
May 25, 2025
Eric did an outstanding job making us feel very comfortable. Very professional. Very courteous. Very satisfied. comfortable. Very professional. Very courteous. Very satisfied. More
Other Employees Tagged: Cesar Luna, Eric Nosser
May 18, 2025
your customer service is poor, your people don't follow up, and you do not treat your customers with care. up, and you do not treat your customers with care. More
Other Employees Tagged: Nobu Damon
May 17, 2025
"Eric made us feel truly welcome and at home. Our experience at the dealership was one of the best we've had, thanks to the outstanding service and hospitality. We deeply appreciate the entire te Our experience at the dealership was one of the best we've had, thanks to the outstanding service and hospitality. We deeply appreciate the entire team for making us feel valued—especially Eric, whose kindness and professionalism stood out. Greg and Sam also played a significant role in the buying process, and their input was amazing. Overall, it was an awesome experience at a dealership with professional staff who understood exactly what I wanted and how to help me achieve it. Respectful, professional, and thankful—an excellent process!" More
Other Employees Tagged: Sam Fakhouri, Eric Nosser
May 02, 2025
Mark Christopher is always on top of it, helpful, kind and efficient. We buy and service all our vehicles here and always will. and efficient. We buy and service all our vehicles here and always will. More
Other Employees Tagged: Nate Heath, Tony Lopez, Lloyd Beardsley
April 30, 2025
Nick was very helpful, he knows a lot about cars. He made us felt comfortable. will come back for more . He made us felt comfortable. will come back for more . More
Other Employees Tagged: Nick Polytarhos
April 30, 2025
Great stock of vehicles with prompt service and courtesy sales representatives at the Chevy/GMC dealerships. sales representatives at the Chevy/GMC dealerships. More
Other Employees Tagged: Mario Sanchez
April 29, 2025
Great people, great service. Made my truck buying easy. I would recommend to my friends and family to buy from Mark Christopher. Made my truck buying easy. I would recommend to my friends and family to buy from Mark Christopher. More
Other Employees Tagged: JC Cavazos, Eric Nosser