Brian Hastmann
Brian Hastmann at Koons White Marsh Chevrolet

Brian Hastmann

Service Lane Manager

Koons White Marsh Chevrolet

10207 Philadelphia Road
White Marsh, MD 21162

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4.9
123 Reviews

Brian has been in the automotive industry since 1993 and at Koons since 2004. Brian is a GM Certified Service Advisor and a GM Mark of Excellence Award winner. What he loves about his job is everyday he gets to meet new people and have new challenges that keep him on his toes making each day a new adventure.

Dealership Experience

21 yrs, 7 mos

Industry Experience

21 yrs, 7 mos

Languages Spoken

English English

4.9

123 Reviews

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123 Reviews of Brian Hastmann

March 30, 2026

Dealership Rating

I have been using Koons White Marsh since 2004 and their customer service has been excellent. I would also add that their vetting process is excellent, as I recently had the opportunity to work with their More

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

Other Employees Tagged: Mohammed Qureshey - Service Adviser & Bill the shuttle Driver

Apr 01, 2026

Koons White Marsh Chevrolet responded

fuutures, your high rating motivates us to be sure we always provide the best possible customer experience! Thanks!

March 29, 2026

Dealership Rating
Employee Rating

I have been waiting since March 10th for a part to come in. Usually Im pleased with the services, but I have never had to wait weeks for service. More

by hurttsogood
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
No

March 16, 2026

Dealership Rating
Employee Rating

The service was amazing! Everyone was so friendly and kind! The waiting room is comfortable and service was quick! More

by terry.gover
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Mar 19, 2026

Koons White Marsh Chevrolet responded

Thanks for the great rating! We are always happy to help!

March 13, 2026

Dealership Rating
Employee Rating

Prompt efficient service. They scheduled us quickly, effectively diagnosed the issue, and repaired the problem the same day. More

by jsnappjr
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Mar 18, 2026

Koons White Marsh Chevrolet responded

Hi, thank you for rating us! We appreciate you taking the time to do this, and hope you have a great day!

March 10, 2026

Dealership Rating
Employee Rating

Great communication and good customer service. A mistake in the scheduling was made and they still made it work. Also stayed true to the wait time More

by adarin
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Mar 18, 2026

Koons White Marsh Chevrolet responded

Thanks for the great rating! We are always happy to help!

February 25, 2026

Dealership Rating
Employee Rating

is very nice kind of a rotating door on personel but there standards i can see are pretty good. Only issue is getting the final thaought on if a warentee issue or not. takes a bit so have to sit and wai More

by samuel.p.greenfield
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Feb 28, 2026

Koons White Marsh Chevrolet responded

Hi samuel.p.greenfield, thanks so much for rating us so high! Be safe on the road!

February 20, 2026

Dealership Rating
Employee Rating

I wrote 3 times! ! All good and the men that welcome you and put the mats In the car are all great! I like your service. More

by mckfreyer
Recommend Dealer
Yes

Other Employees Tagged: Josh Chernault, George Zahariousdakis, Thomas Howard , Eric King is the bestest ever! He had sold me all my cars for yrs.

Feb 21, 2026

Koons White Marsh Chevrolet responded

Hello, thank you for taking the time to leave us your feedback. You definitely made our day with your rating! We hope you have a wonderful day!

February 06, 2026

Dealership Rating
Employee Rating

Very Friendly And Understanding Customer Service. Extended Warranty is amazing!, and saves you money. Extremely Helpful and Courteous! Time efficient. More

by The Sconion Family
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Feb 08, 2026

Koons White Marsh Chevrolet responded

Hi, we are delighted to see this rating! Have a great day!

February 06, 2026

Dealership Rating
Employee Rating

Always great service team members are very helpful and respectful I love the white marsh location More

by aroncarter1029
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Feb 08, 2026

Koons White Marsh Chevrolet responded

Hello, we are happy to see that your customer experience was a positive one! The team here is always available for any assistance that you may need. Thank you for taking the time to leave us your rating!

January 27, 2026

Dealership Rating
Employee Rating

It’s always a pleasure dealing with your staff. They are always helpful. I always feel my car is in good hands with Corvette Specialist! It’s been awesome through the years😊😊😊😊😊😊😊😊😊😊😊 More

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

Other Employees Tagged: Kelly Paris, Dan Hasselberger, Mark Schneider, Maria Taliano, Jerry Morreale, Nick Chapman, Josh Chernault, Courtney Krause , There was the Man in finance dept. He was so helpful and kind. He gave me a model corvette ! I am so sorry I do not know his name!

Jan 30, 2026

Koons White Marsh Chevrolet responded

kersidrathompson, we are delighted to see this rating! Have a great day!

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