Dealer Reviews
Service Reviews
Cars for Sale
Write a Review
Dealer Log In
Dealer Reviews
Service Reviews
Cars for Sale
Write a Review
View All Employees
Greg Koss
Greg Koss at Heiser Chevrolet

Greg Koss

Sales & Leasing Consultant

Heiser Chevrolet

10200 W. Arthur Ave.
West Allis, WI 53227

Contact Me
4.7
100 Reviews

Dealership Experience

13 yrs, 4 mos

Industry Experience

18 yrs, 3 mos

Specialties & Trainings

Chevrolet Certified

4.7

100 Reviews

Write a Review

100 Reviews of Greg Koss

July 16, 2025

Dealership Rating
Employee Rating

They were respectful of my needs and wants and exceeded my expectations. They were knowledgeable of their inventory. More

by jerryhubert7
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Brad Sterling

Report | Print
Jul 18, 2025

Heiser Chevrolet responded

Dear Jerry, We're so glad to hear this! Thank you for your business and we look forward to your next visit!

May 16, 2025

Dealership Rating
Employee Rating

I've been a satisfied customer since I moved to this area in 2005. Originally it was because I worked across the street. Now it is because I trust the people I deal with. More

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

Other Employees Tagged: Brad Sterling, Zach Taft

Report | Print
May 19, 2025

Heiser Chevrolet responded

Dear Linda, Thank you for sharing your customer experience! We are so grateful to have you as a customer and thank you for your long time business to Heiser. Congratulations on your new vehicle and happy driving!

May 13, 2025

Dealership Rating
Employee Rating

Amazing staff, patient, helpful, and very kind! Would highly recommend to all of my friends in the future. More

by countach_1989
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Amy Elertson, Stephan Carlin, Breanna Barrett, Kreyshia White

Report | Print
May 19, 2025

Heiser Chevrolet responded

Dear Valued Customer, Thank you for the positive feedback. We greatly appreciate your business and congratulations on your new vehicle!

May 09, 2025

Dealership Rating
Employee Rating

Hands down the best dealership I’ve ever worked with purchasing a vehicle, with unique and very reliable agents More

by derrickbey0519
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Report | Print
May 09, 2025

Heiser Chevrolet responded

Dear Derrick, We are so glad to hear this. Thank you for choosing Heiser and congratulations on your vehicle! Happy driving!

April 30, 2025

Dealership Rating
Employee Rating

Easy to work with and did their best to get me the car I wanted More

by ma2454
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Report | Print
May 01, 2025

Heiser Chevrolet responded

Dear Valued Customer, Thank you for choosing Heiser. We're glad to hear you had a positive experience. We look forward to your next visit!

January 12, 2025

Dealership Rating
Employee Rating

I had a great experience at this dealership. I will recommend this dealership to friends. More

by waldrongm
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Report | Print
Jan 15, 2025

Heiser Chevrolet responded

Dear valued customer, We are thrilled to hear that you’ve enjoyed your experience with the Heiser team. We greatly appreciate your business and look forward to seeing you again in the future. Happy driving!

November 12, 2024

Dealership Rating
Employee Rating

Top the staff was very kind and understanding they nice they understood what I was looking for and the amount of money I was looking to spend I would tell family and friends know about the dealership. More

by cathieshortyone
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Olivia Guzman

Report | Print
Nov 18, 2024

Heiser Chevrolet responded

Dear valued customer We appreciate your business and please know; our customers are our highest priority, and our goal is to always exceed our customer expectations. We look forward to your next visit.

October 07, 2024

Dealership Rating
Employee Rating

Everyone I've had contact or dealings with have been just super. I would definitely recommend Heiser to my friends and family. More

by kirbyfan62
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes

Other Employees Tagged: Nicole Darling

Report | Print
Oct 10, 2024

Heiser Chevrolet responded

Dear valued customer We appreciate your business and please know; our customers are our highest priority, and our goal is to always exceed our customer expectations. We look forward to your next visit.

September 13, 2024

Dealership Rating
Employee Rating

Employees were extremely professional. Every effort was made to accommodate me as a buyer of a new vehicle. More

by strnfr
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Report | Print
Sep 18, 2024

Heiser Chevrolet responded

Dear valued customer, We are thrilled to hear that you’ve enjoyed your experience with the Heiser team. We greatly appreciate your business and look forward to seeing you again in the future. Happy driving!

September 13, 2024

Dealership Rating
Employee Rating

Very good to work with , Enjoyed the experience ; they had the vehicle I was looking for . More

by fly4spirit
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Zach Taft, Kristine Regner, Stephan Carlin, Alex Modrell , PJ Geboy, Douglas Trost

Report | Print
Sep 18, 2024

Heiser Chevrolet responded

Dear valued customer, We are thrilled to hear that you’ve enjoyed your experience with the Heiser team. We greatly appreciate your business and look forward to seeing you again in the future. Happy driving!

1
2
...
10

Dealership Inventory (159 Vehicles)

used 2010 Volkswagen Tiguan car, priced at $5,487
2010 Volkswagen Tiguan
used
Wild Cherry Metallic exterior
Automatic
Front-wheel Drive
$5,487
View Details
used 2023 Chevrolet Colorado car, priced at $39,538
2023 Chevrolet Colorado
used
Nitro Yellow Metallic exterior
Automatic
Four-wheel Drive
$39,538
View Details
new 2026 Chevrolet Colorado car, priced at $49,580
2026 Chevrolet Colorado
new
Sterling Gray Metallic exterior
Automatic
Four-wheel Drive
$49,580
View Details
used 2018 Hyundai Santa Fe Sport car, priced at $12,637
2018 Hyundai Santa Fe Sport
used
Twilight Black exterior
Automatic
All-wheel Drive
$12,637
View Details
used 2022 Chevrolet Trax car, priced at $18,957
2022 Chevrolet Trax
used
Mosaic Black Metallic exterior
Automatic
All-wheel Drive
$18,957
View Details
new 2025 Chevrolet Silverado 2500 car, priced at $57,753
2025 Chevrolet Silverado 2500
new
Summit White exterior
Automatic
Four-wheel Drive
$57,753
View Details
View All Inventory