Dan Hasselberger
Service Manager
Koons White Marsh Chevrolet
10207 Philadelphia Road
White Marsh, MD 21162
Dan started at Koons in March 1988.
Read more26 Reviews
Write a Review26 Reviews of Dan Hasselberger
November 10, 2025
Always great service and responsive. Completed a major repair and I have it back with no issues and the problem is fixed. Completed a major repair and I have it back with no issues and the problem is fixed. More
Other Employees Tagged: Brian Hastmann , Chris
October 21, 2025
Friendly and helpful people always at Koons Chevrolet. I have been going to Koons for 30 years I have been going to Koons for 30 years More
October 15, 2025
I got my car oil changed there and I’m so happy with the service service More
Other Employees Tagged: Christian Stark, Brian Hastmann, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard
October 05, 2025
Great group of service people. They handle my truck with kid gloves very much appreciated They handle my truck with kid gloves very much appreciated More
Other Employees Tagged: Brian Hastmann
October 03, 2025
I experienced a minor service issue, the Service Manager stepped in and resolved the issue right away. Everything worked out well. stepped in and resolved the issue right away. Everything worked out well. More
Other Employees Tagged: Nick Chapman, Josh Chernault
October 03, 2025
The process, communication, environment, and employees are always excellent. Chris always make sure that he takes care of things that I inquire and have concerns about. are always excellent. Chris always make sure that he takes care of things that I inquire and have concerns about. More
Other Employees Tagged: Christian Stark, Brian Hastmann, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard
September 30, 2025
It just took a lot longer than I expected,. they did not fill all my fluids in the truck they had to take it back. they did not fill all my fluids in the truck they had to take it back. More
Other Employees Tagged: Brian Hastmann, Thomas Howard
September 30, 2025
The service was very successful. I only had to wait about 5 minutes to be seen. I was treated with respect and the waiting room was very clean. Thought the waiting time for my vehicl I only had to wait about 5 minutes to be seen. I was treated with respect and the waiting room was very clean. Thought the waiting time for my vehicle was long but okay.. More
September 30, 2025
Service department employees were Courteous and knowledgeable. Service was completed in less time than was estimated. knowledgeable. Service was completed in less time than was estimated. More
Other Employees Tagged: Christian Stark, Brian Hastmann, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard
August 22, 2025
I was in Koons at 8:30 AM. They finished the tire change at 12:30 PM. On my way home. The very tired that was changed went flat. Had to be towed back to Koons where I had to wa They finished the tire change at 12:30 PM. On my way home. The very tired that was changed went flat. Had to be towed back to Koons where I had to wait an additional two hours more. Donna S More
Other Employees Tagged: Brian Hastmann, Josh Chernault, Shane Floyd, Thomas Howard

