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Dean Pontrelli
Dean Pontrelli at Mercedes-Benz of St. Charles

Dean Pontrelli

Service Advisor

Mercedes-Benz of St. Charles

225 N. Randall Road
St. Charles, IL 60174

5.0
103 Reviews
5.0

103 Reviews

Write a Review

Dealership Experience

22 yrs, 2 mos

Industry Experience

22 yrs, 2 mos

Languages Spoken

English English

103 Reviews of Dean Pontrelli

August 20, 2026

Dealership Rating
Employee Rating

The service team is always very friendly. I love that I can get a loaner car for the day of the service. More

by Mary
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Mark Matuszewski

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Aug 20, 2026

Mercedes-Benz of St. Charles responded

Thank you for the kind words! We’re thrilled to hear that our service team is always friendly and that the loaner car makes your service visit more convenient. We truly appreciate your continued support and look forward to seeing you again!

August 20, 2026

Dealership Rating
Employee Rating

Dean the Service Manager and the main service tech were great. Mercedes Roadside assistance was great too. More

by Bill
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Mark Matuszewski

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Aug 20, 2026

Mercedes-Benz of St. Charles responded

Thank you for the wonderful feedback! We’re happy Mercedes Roadside Assistance provided a great experience. We truly appreciate your support and look forward to serving you again!

August 17, 2026

Dealership Rating
Employee Rating

Great service as always. Dean P. Provides top notch service. Really appreciate the loaner car. More

by bethverzani
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Mark Matuszewski

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Aug 18, 2026

Mercedes-Benz of St. Charles responded

Thank you for the wonderful feedback! We’re thrilled our team provides you with top-notch service. We truly appreciate your continued business and look forward to serving you again!

August 04, 2026

Dealership Rating
Employee Rating

Always excellent service from this dealership! Dean is a professional service adviser. All my cars are serviced at this dealership. Excellent! More

by emgragasin
Recommend Dealer
Yes

Other Employees Tagged: Andrew Sofiakis

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Aug 04, 2026

Mercedes-Benz of St. Charles responded

Thank you for your continued loyalty and your wonderful review! We're thrilled to hear you've consistently received excellent service and that Dean has provided the professional care you expect. It means a great deal that you trust us to service all of your vehicles. We truly appreciate your support and look forward to seeing you again!

March 21, 2026

Dealership Rating
Employee Rating

Clean courteous and expedient. They let me know what to expect for time and adhered to it. No unnecessary up-charges. Will continue to utilize their service department. More

by jsunwolf
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
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Mar 23, 2026

Mercedes-Benz of St. Charles responded

Thank you for your kind words! We’re glad to hear you had a great experience with us. We truly appreciate your continued trust and look forward to serving you again in the future!

February 27, 2026

Dealership Rating
Employee Rating

They are there to always take care of our sprinter RV. Keeping us on the road! More

by twofeathers25
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Mark Matuszewski

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Feb 27, 2026

Mercedes-Benz of St. Charles responded

That’s awesome to hear! We are thrilled to be your team to assist you in your Sprinter journey!

October 14, 2025

Dealership Rating
Employee Rating

Very professional and kept me informed of the status of the service being done to my car. Car repairs were done quickly and efficiently. More

by julie.clemens
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Mark Matuszewski

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Oct 16, 2025

Mercedes-Benz of St. Charles responded

Always happy to assist you with your service needs. Thanks for sharing and for the 5 stars. Your support is truly appreciated.

September 23, 2025

Dealership Rating
Employee Rating

There was a delay in getting my car serviced, but Dean made it right for me, and that is why I buy and get my cars serviced at St. Charles. More

by Chriswall4
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Charlie Clark

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Sep 23, 2025

Mercedes-Benz of St. Charles responded

We apologize for the recent glitch in your service and truly appreciate your patience. We're glad Dean was able to resolve the issue, and we’re grateful for your continued loyalty. We look forward to serving you for many years to come!

August 12, 2025

Dealership Rating
Employee Rating

Great team… Heather . . Alan and Dean! Thank you for providing great service and making it a smooth transaction More

by Gerry
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Joel May, Gene Woods, Craig Falkenthal, Greg Gentile, Heather Heart

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Aug 14, 2025

Mercedes-Benz of St. Charles responded

It was a pleasure working with you on your recent purchase, Gerry! Thanks again and we hope you are enjoying your new car and wish you many happy miles!

June 05, 2025

Dealership Rating
Employee Rating

Prompt, Courteous and professional service. They provided me a loaner car, so no disruption in my daily activities More

by mmackenzie5
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Report | Print
Jun 06, 2025

Mercedes-Benz of St. Charles responded

Glad we could make your service needs accommodating. Thanks for sharing. Your support is appreciated.

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