John Dissen
John Dissen at Hennessy Porsche North Atlanta

John Dissen | Page 3

Porsche Certified Brand Ambassador

Hennessy Porsche North Atlanta

990 Mansell Rd
Roswell, GA 30076

5.0
114 Reviews

I am an Atlanta native who has worked in the high line automotive industry since 1998 and pride myself on being my client’s trusted resource. Having personally bought over 40 cars, boats, and motorcycles, I consider myself not only an enthusiast but also someone who is familiar with the excitement as well as the apprehension associated with the buying process. My goal is to provide my clients exceptional service in the form of attention to detail, integrity and product knowledge.

5.0

114 Reviews

Write a Review

114 Reviews of John Dissen

May 31, 2024

Dealership Rating
Employee Rating

When I decided I wanted to get the Porsche Cayenne Coupe, I immediately reached out to John at Hennessy Porsche for assistance. We had the car picked and mine picked up from Florida in no time. John made the More

by dj.twigg
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: John Sargent

Jun 06, 2024

Hennessy Porsche North Atlanta responded

DJ, it's great to hear about your positive experience with John! Providing exceptional service and ensuring a seamless purchasing process is our priority. It's fantastic to hear that John's professionalism and efficiency made your experience memorable. Thank you for choosing us, and we look forward to assisting you with any future Porsche purchases! Sincerely, The Hennessy Porsche North Atlanta Team

April 06, 2024

Dealership Rating
Employee Rating

I had a fantastic experience purchasing a Taycan with John Dissen. He guided me through the buying process and made it a breeze, took the time to thouroughly explain features, and followed up to make sur More

by nguyent105
Recommend Dealer
Yes
Apr 12, 2024

Hennessy Porsche North Atlanta responded

This is fantastic to hear! We are truly pleased knowing that John Dissen's dedication, guidance, and communication made for an easy and exceptional purchase experience. Congratulations on your Taycan! Sincerely, The Hennessy Porsche North Atlanta Team

March 31, 2024

Dealership Rating
Employee Rating

I just purchased a Porsche Cayenne 2024. A straightforward process, guided by John Dissen whom I’ve known for over a decade and have bought two other Porsche vehicles in the past. The Porsch More

by Mark W
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: John Sargent

Apr 12, 2024

Hennessy Porsche North Atlanta responded

We are thrilled to hear about your positive experience with Hennessy Porsche and your trusted advisor, John Dissen. It's wonderful to know that your longstanding relationship with us has been consistently rewarding, as evidenced by your recent purchase of the Porsche Cayenne 2024. We take great pride in delivering a seamless and enjoyable process, from custom ordering to delivery, and it's fantastic to hear that your expectations were exceeded. Your recommendation means the world to us; we look forward to continuing to provide exceptional service for all your Porsche needs! Sincerely, The Hennessy Porsche North Atlanta Team

March 25, 2024

Dealership Rating
Employee Rating

John Dissen at Hennessy Porsche guiding me through the process of building my dream car. I'm over the moon happy! The process was seamless and smooth and I was treated like a rock star. Thank you, John, a More

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

Other Employees Tagged: Michael Caldwell , John Sargent

Mar 28, 2024

Hennessy Porsche North Atlanta responded

Chad, thank you for taking time to leave 5-star feedback about your experience building your dream car with John Dissen! We are delighted to hear that the process was seamless and that you were treated like a rock star. We look forward to serving you for years to come! Sincerely, The Hennessy Porsche North Atlanta Team

January 06, 2024

Dealership Rating
Employee Rating

We have purchased many automobiles over the years and our experience with Hennessy Porsche was, by far, the best! Our Sales Rep, John, helped us design the car of our dreams. He was informative and attentive More

by CJ Clark
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Jan 10, 2024

Hennessy Porsche North Atlanta responded

CJ, we're truly elated upon reading your review and knowing that John helped you design the car of your dreams with expertise and attentiveness! We will be sure to share your words of praise with John and the rest of our Sales Staff. Congratulations, and thank you for being part of our Hennessy Porsche Family! Sincerely, The Hennessy Porsche North Atlanta Team

December 24, 2023

Dealership Rating
Employee Rating

My wife and I decided to pursue purchasing a Porsche 718 Boxster just over a year ago. After some searching of pre-owned cars available we decided we should build and order our Boxster. At this point we More

by sparky32801
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: John Sargent

Dec 26, 2023

Hennessy Porsche North Atlanta responded

Thank you for entrusting us once again with your Porsche experience! We're thrilled to have assisted you and your wife in customizing your dream Boxster. John and our team at Hennessy Porsche strive to provide not just a car, but an exceptional journey from start to finish. Your kind words about their knowledge, professionalism, and dedication mean the world to us. We're elated to have been a part of your car-buying journey, and we sincerely appreciate your high recommendation. Here's to many thrilling drives ahead in your perfectly crafted Porsche! Should you need anything in the future, please don't hesitate to reach out. Sincerely, The Hennessy Porsche North Atlanta Team

December 01, 2023

Dealership Rating
Employee Rating

Scott was very knowledgeable and helpful when it came to deciding between a GT3 and a Turbo S. Service was professional and quick. Highly recommend Hennessy Porsche as always. Wouldn't expect anything less More

by thomas
Recommend Dealer
Yes

Other Employees Tagged: Scott Hamilton , Greg Jordan

Dec 06, 2023

Hennessy Porsche North Atlanta responded

Thomas, we're truly elated upon hearing about Scott's expertise and dedication when serving you recently, particularly when it came to deciding between a GT# and a Turbo S. We're happy to have provided you with quick, professional assistance and will be sure to share your high remarks. Thank you for choosing Hennessy! Sincerely, The Hennessy Porsche North Atlanta Team

August 17, 2023

Dealership Rating
Employee Rating

Enjoyed working with the team at Hennessy Porsche. Love my new Taycan, it is beautiful. Keep up the good work. More

by lcw4700
Trade-in Experience
Purchase Time
Recommend Dealer
Yes

Other Employees Tagged: Jamey Holt

Aug 17, 2023

Hennessy Porsche North Atlanta responded

We're thrilled to hear that you had a 5-star experience purchasing your new Taycan with us! Congratulations, and thank you for being part of our Hennessy Porsche Family. Sincerely, The Hennessy Porsche North Atlanta Team

August 13, 2023

Dealership Rating
Employee Rating

John Dissen is the best. I have done business with him for many years. John and Hennessy are nothing but class. My experiences couldn’t have been better. More

by jsadair47
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Aug 17, 2023

Hennessy Porsche North Atlanta responded

Wow -- we are truly elated upon reading your feedback! John Dissen certainly is the consummate professional, and it means the world to us knowing that he has provided you with 5-star service for so many years. We will gladly share your appreciation with John and the rest of our Sales Staff. We look forward to serving you for years to come! Sincerely, The Hennessy Porsche North Atlanta Team

July 23, 2023

Dealership Rating
Employee Rating

This dealership is well organized and and listens very well to the client. They make purchasing a Porsche very simple. I will be back. More

by edailey72
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Emerson Knauss

Jul 27, 2023

Hennessy Porsche North Atlanta responded

Our goal is always to make the purchase process as simple, welcoming, and stress-free as possible. We're glad to have delivered! We appreciate your feedback and look forward to serving you again down the road. Sincerely, The Hennessy Porsche North Atlanta Team

Dealership Inventory (374 Vehicles)

new 2026 Porsche Macan car, priced at $147,410
2026 Porsche Macan
new
Black exterior
Automatic
All-wheel Drive
used 2025 GMC Sierra 2500 car, priced at $87,467
2025 GMC Sierra 2500
used
Sterling Metallic exterior
Automatic
Four-wheel Drive
new 2026 Porsche Macan car, priced at $100,990
2026 Porsche Macan
new
White exterior
Automatic
All-wheel Drive
used 2026 Porsche Macan car, priced at $66,633
2026 Porsche Macan
used
Black exterior
Automanual
All-wheel Drive
new 2026 Porsche Macan car, priced at $80,530
2026 Porsche Macan
new
Black exterior
Automatic
All-wheel Drive
new 2026 Porsche Macan car, priced at $93,680
2026 Porsche Macan
new
Black exterior
Automatic
All-wheel Drive