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
135 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, 10 mos

Industry Experience

21 yrs, 10 mos

Languages Spoken

English English

4.9

135 Reviews

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135 Reviews of Brian Hastmann

June 30, 2026

Dealership Rating
Employee Rating

Service department is good most of the time and the prices of service is a little high. More

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

June 25, 2026

Dealership Rating
Employee Rating

Good service and professional customer service. The prices for labor is not terrible either. They also have a shuttle service during the week as well. More

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

Other Employees Tagged: George Zahariousdakis

June 15, 2026

Dealership Rating
Employee Rating

Very helpful to me, professional, friendly, excellent service, very knowledgeable about Chevy products, the best. More

by nbruno1310
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Steve Jones

Jun 17, 2026

Koons White Marsh Chevrolet responded

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

June 01, 2026

Dealership Rating
Employee Rating

They are reliable and operate with integrity. I can depend on them to do repairs and replacements. It was a great customer service experience. More

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

May 25, 2026

Dealership Rating
Employee Rating

Been buying trucks since 2002, yrs honestly been upset a few times with the service department but overall they have been taking care of me, One thing that I totally don’t like is the AI system when making More

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

Other Employees Tagged: Christian Stark, Josh Chernault

May 28, 2026

Koons White Marsh Chevrolet responded

Thank you again for taking the time to let us know how we did!

May 15, 2026

Dealership Rating
Employee Rating

Always reliable great customer service friendy atmosphere very clean keeping customers updated with what's going on with there vehicle every step of the way More

by jpinckney03
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Nick Chapman, Thomas Howard

May 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!

May 05, 2026

Dealership Rating
Employee Rating

My service visit went verv well. Mv service tech Thomas Howard, was very helpful. He kept me up to date with all the work that mv vehicle was getting done. Also kept me up to date wi More

by weh1962
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Thomas Howard

May 18, 2026

Koons White Marsh Chevrolet responded

Hello weh1962, thank you for taking the time to post your rating. Your review is very important to us, and we are really pleased that you had a positive customer experience with us. Kind regards!

April 22, 2026

Dealership Rating
Employee Rating

They always handle your vehicle with care. They communicate with you. The employees truly care. It truly is about the customers. More

by preemiebaby05
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Apr 26, 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!

April 14, 2026

Dealership Rating
Employee Rating

Great customer service and very transparent with progress of service. Very willing to answer questions More

by rdegori1972
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Apr 15, 2026

Koons White Marsh Chevrolet responded

Hi rdegori1972, thanks so much for rating us so high! Be safe on the road!

April 07, 2026

Dealership Rating
Employee Rating

They have always been up front with you as far as time line and prices so far More

by fishingbkds
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Apr 08, 2026

Koons White Marsh Chevrolet responded

Hi fishingbkds, thanks so much for rating us so high! Be safe on the road!

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