Dealer Reviews
Cars for Sale
Write a Review
Dealer Log In
View All Employees
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

Contact Me
4.9
115 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, 4 mos

Industry Experience

21 yrs, 4 mos

Languages Spoken

English English

4.9

115 Reviews

Write a Review

115 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
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Christian Stark, Dan Hasselberger, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard

Report | Print

January 16, 2026

Dealership Rating
Employee Rating

Great service . Thanks! My vehicle was very clean when I came to pick it up! More

by carlkistner
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Report | Print

January 06, 2026

Dealership Rating
Employee Rating

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

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

Other Employees Tagged: Nick Chapman

Report | Print

January 03, 2026

Dealership Rating
Employee Rating

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

by chest65
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Christian Stark, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard

Report | Print

January 01, 2026

Dealership Rating
Employee Rating

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

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

Other Employees Tagged: Manny Olubodun, Denny Norris, Courtney Krause, Thomas Howard , Nicholas Terry

Report | Print

December 27, 2025

Dealership Rating
Employee Rating

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
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Christian Stark, Dan Hasselberger, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard

Report | Print

December 26, 2025

Dealership Rating
Employee Rating

Koons White Marsh is the only dealership that we have used since we moved from western PA 14 years ago. More

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

Other Employees Tagged: Ryan Parker, Dan Hasselberger, Jerry Morreale, Nick Chapman, Josh Chernault, Kelvin Dyson, Courtney Krause

Report | Print

December 23, 2025

Dealership Rating
Employee Rating

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
Workmanship
Service Time
Service Communication
Recommend Dealer
No
Report | Print
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

Dealership Rating
Employee Rating

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
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Christian Stark, Dan Hasselberger, Maria Taliano, Nick Chapman, Josh Chernault, George Zahariousdakis, Courtney Krause, David Letourneau, Thomas Howard

Report | Print

December 12, 2025

Dealership Rating
Employee Rating

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
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Report | Print
1
2
...
12

Dealership Inventory (311 Vehicles)

new 2026 Chevrolet Suburban car, priced at $90,769
2026 Chevrolet Suburban
new
Black exterior
Automatic
Four-wheel Drive
$90,769
View Details
new 2026 Chevrolet Silverado 2500 car, priced at $68,429
2026 Chevrolet Silverado 2500
new
Lakeshore Blue Metallic exterior
Automatic
Four-wheel Drive
$68,429
View Details
new 2025 Chevrolet Silverado 1500 car, priced at $33,659
2025 Chevrolet Silverado 1500
new
Summit White exterior
Automatic
Four-wheel Drive
$33,659
View Details
used 2020 Ford Explorer car, priced at $27,000
2020 Ford Explorer
used
AGATE BLACK METALLIC exterior
Automatic
Four-wheel Drive
$27,000
View Details
new 2026 Chevrolet Equinox car, priced at $33,740
2026 Chevrolet Equinox
new
Mosaic Black Metallic exterior
Automatic
Front-wheel Drive
$33,740
View Details
new 2026 Chevrolet Silverado 2500 car, priced at $73,849
2026 Chevrolet Silverado 2500
new
Summit White exterior
Automatic
Four-wheel Drive
$73,849
View Details
View All Inventory