John Dissen

I bought my first vehicle from Hennessy years ago and I have had the same great experience every time. I recently purchased my fourth car not just because of the quality but because of the service and expe have had the same great experience every time. I recently purchased my fourth car not just because of the quality but because of the service and experience that Hennessy provides. John is without a doubt one of the most helpful and knowledgeable people I’ve met, gave me great advice. He was focused on the best fit rather than highest price, giving me great advice along the way. I have been to other dealerships but I keep coming back to Hennessy Porsche because of people like John. Everybody at Hennessy treat you like you’re their only customer. More

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SalesmanJohn Dissen did a superb job of finding thr car we were looking for even though this took several months. He was always available to answer our questions and made the purchase a breeze. None better we were looking for even though this took several months. He was always available to answer our questions and made the purchase a breeze. None better anywhere More

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I had a very pleasant and productive visit to Hennessy Porsche as my sales representative, John Dissan, was exceptional and very professional, in coordinating my Cayenne purchase. I look forward in workin Porsche as my sales representative, John Dissan, was exceptional and very professional, in coordinating my Cayenne purchase. I look forward in working with them in the years to come during my ownership of this very attractive vehicle. More

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John Dissen and Mike Caldwell sold me a brand new Boxster with zero xx and plenty of helpful advice over a three day period. Great price, great trade and even finance was easy and low pressure. Can’t go wron with zero xx and plenty of helpful advice over a three day period. Great price, great trade and even finance was easy and low pressure. Can’t go wrong with Hennessy. Their people are lifetime professionals at the top of their game … and what a concept, they know the game is service! More

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I have been a customer of John Dissen and the Hennessy team for close to 15 years. I have purchased 7 new Porsches from John and the experience is always a thrill and a pleasure for a car guy like me. Fr team for close to 15 years. I have purchased 7 new Porsches from John and the experience is always a thrill and a pleasure for a car guy like me. From ordering a new car to having it serviced, I consider Hennessy Porsche to be a great and trusted partner. More

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John is an absolutely fantastic person to work with! He is a true professional, exceptionally knowledgeable, and treated my wife and I like we were VIP’s from the beginning. The entire ordering and sale He is a true professional, exceptionally knowledgeable, and treated my wife and I like we were VIP’s from the beginning. The entire ordering and sales process couldn’t have gone smoother. We received a good offer for our trade-in, and I highly recommend reaching out to John if you're in the market for a Porsche. Thank you John! More

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Always exemplary from start to finish. Ask for John Dissen- you will not regret it! Ask for John Dissen- you will not regret it! More

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John is an incredible person with whom to work. He is very professional and as great integrity but is also extremely personable and I believe genuinely cares about his customers. He is most inter He is very professional and as great integrity but is also extremely personable and I believe genuinely cares about his customers. He is most interested in building personal relationships. Have recommended him in the past and will do so in future. More

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John took care of explaining all my different options and did an amazing job guiding me through everything. He was extremely knowledgeable and patient about all the questions i had. did an amazing job guiding me through everything. He was extremely knowledgeable and patient about all the questions i had. More

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I have always received excellent treatment at this dealership. I bought my eighth car from them this last weekend. They are extremely helpful and reliable. My salesman, John, had everything ready dealership. I bought my eighth car from them this last weekend. They are extremely helpful and reliable. My salesman, John, had everything ready to go... he is very respectful of my time and goes out of his way to make things go smoothly. Couldn't be happier with my puirchase! More

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