

JT Trimble
Fleet Manager
Mark Christopher Auto Center
2131 E Convention Center Way
Ontario, CA 91764
72 Reviews
Write a Review72 Reviews of JT Trimble
June 30, 2025
The process of purchasing a fleet van for the company I work for was extremely simple. JT and the entire Team at Mark Christopher were very professional, and knowledgeable about there products and were ab work for was extremely simple. JT and the entire Team at Mark Christopher were very professional, and knowledgeable about there products and were able to get us exactly what we needed. They took care of us so well, we set them up as a preferred fleet service and will be getting another company truck / van from them as soon More
June 27, 2025
Nick is an extremely knowledgeable and friendly salesperson who cares for his customers. Nick follows up to ensure customers are happy with their purchase and to see if they need anything relating salesperson who cares for his customers. Nick follows up to ensure customers are happy with their purchase and to see if they need anything relating to their vehicle. More
Other Employees Tagged: Joe Gonzalez, Sam Fakhouri, Nick Polytarhos, Albert Rodriguez, Joel Rodriguez, Jerry Pena, JC Cavazos, Sam Abdelmesseh
June 26, 2025
My sales guy Mr. Trible was straight forward and didn’t play games as which 5 other GMC dealers did , I would highly recommend him to everyone I know if they are inte Trible was straight forward and didn’t play games as which 5 other GMC dealers did , I would highly recommend him to everyone I know if they are interested in a gm vehicle. More
June 26, 2025
Best experience dealing with a car dealership hands down. Mr. Trimble was straight forward with me after I have been to 5 other dealers and I which I dealt with Mr.Trimble at the beginning of my gmc journey. Mr. Trimble was straight forward with me after I have been to 5 other dealers and I which I dealt with Mr.Trimble at the beginning of my gmc journey. More
June 23, 2025
Nick is the absolute best salesperson I’ve had the pleasure of dealing with. While I’m there at the dealership, Nick is attentive and continually assures we’re comfortable. I literally have not purcha pleasure of dealing with. While I’m there at the dealership, Nick is attentive and continually assures we’re comfortable. I literally have not purchased a car from anyone else since I met Nick a number of years ago. Nick is knowledgeable about every single car on the lot. Thank you once again Nick I’m truly grateful for everything you did to make our experience a great one. More
Other Employees Tagged: Joe Gonzalez, Nick Polytarhos, Joel Rodriguez, JC Cavazos
June 20, 2025
I’m responsible for fleet purchases for Ontario International Airport. We have purchased several vehicles from Mark Christopher and largely with the assistance from Jonathan Trimble (JT), they hav International Airport. We have purchased several vehicles from Mark Christopher and largely with the assistance from Jonathan Trimble (JT), they have all been extremely smooth transactions. We appreciate the extra effort JT puts forth More
June 15, 2025
After visiting multiple gmc dealerships and walking out of two of them with unethical sales tactics we should’ve stayed local and started with your dealership, best experience you could have asked for buyi of two of them with unethical sales tactics we should’ve stayed local and started with your dealership, best experience you could have asked for buying a truck hands down. More