Brian Hastmann
Brian Hastmann at Koons White Marsh Chevrolet

Brian Hastmann | Page 4

Service Lane Manager

Koons White Marsh Chevrolet

10207 Philadelphia Road
White Marsh, MD 21162

Contact Me
4.9
142 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

22 yrs

Industry Experience

22 yrs

Languages Spoken

English English

4.9

142 Reviews

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142 Reviews of Brian Hastmann

January 16, 2026

Dealership Rating
Employee Rating

Great place ! Showed up at my appointment time, to have my 5,000 mile first service done. They were polite, and informative, the whole process took no more than a More

by dave91004
Service Price Transparency
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Recommend Dealer
Yes

January 06, 2026

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The staff is pleasant. The work is satisfactory and the establishment is clean. Thank you More

by brownhsign
Service Price Transparency
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Recommend Dealer
Yes

Other Employees Tagged: Nick Chapman

January 03, 2026

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I have been coming here for years ,I have always been treated like a king every time More

by chest65
Service Price Transparency
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Recommend Dealer
Yes

January 01, 2026

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Denny did a good job getting my roof rails set up. Thanks for your Help More

by LPJCPCS
Sales Price Transparency
Trade-in Experience
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Recommend Dealer
Yes

December 27, 2025

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Everyone was very professional and helpful! I am very satisfied with the service I always receive here. Keep up the great work! More

by firepost1
Service Price Transparency
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Recommend Dealer
Yes

December 23, 2025

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I did not need a service that said was needed wind shield wipers I had a front light out that was not declared More

by pkkama@comcast.net
Service Price Transparency
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Recommend Dealer
No
Dec 25, 2025

Koons White Marsh Chevrolet responded

Ms. Kamasinski, I sincerely apologize for missing your headlamp during check-in and for the frustration it has caused. I have tried to reach you on multiple occasions. Please reach out to me directly at 410-931-8600 ext 27145 so we can resolve this issue together. Thank you, and I hope you have a wonderful holiday season.

December 15, 2025

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Chris was great! It was first class service. As a working mom I wasn’t sure how I would manage picking my car up but they delivered it right to me. I will recommend t More

by jtaylorson1
Service Price Transparency
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Recommend Dealer
Yes

December 12, 2025

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They are always very thorough in their service reviews and the waiting area has nice amenities for longer waiting jobs. More

by chadaogle
Service Price Transparency
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Recommend Dealer
Yes

December 12, 2025

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Things went smoothly and very good communication with the service writer, easy to pay and pick up my vehicle. More

by aedavis614
Service Price Transparency
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Recommend Dealer
Yes

December 10, 2025

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We have purchased numerous new cars from Koons. We always enjoy our new cars. Service Department is superior. Courtney is excellent. More

by EDHECKMAN
Service Price Transparency
Service Communication
Recommend Dealer
Yes
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