John Serafin
John Serafin at Mariano Rivera Honda

John Serafin

Sales Manager

Mariano Rivera Honda

1435 NY-112
Port Jefferson Station, NY 11776

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5.0
18 Reviews
5.0

18 Reviews

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18 Reviews of John Serafin

June 08, 2026

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Employee Rating

Every individual at this dealership was warm, friendly, and professional. I appreciated the honesty, ease of purchase and not feeling pressured. Not sure about you, but I have walked out of dealerships in More

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

Other Employees Tagged: Cavene Bonnick, Luis Alvarado

Jun 08, 2026

Mariano Rivera Honda responded

It’s wonderful to hear that our team was warm, friendly, and professional during your Honda purchase. We’re glad the honest, pressure-free process made a difference for you. Luis appreciates your recommendation!

June 08, 2026

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Very professional but yet friendly people, helpful all the way through the process, would recommend and definitely consider using the dealer again More

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

Other Employees Tagged: Nicholas Malena, Adrian Anthony , Jessie, service dept.

Jun 08, 2026

Mariano Rivera Honda responded

We’re delighted to hear our team delivered friendly, professional support during your Honda HR-V service. Thank you for recommending us, and we look forward to assisting you again.

June 06, 2026

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Kelvin was great to deal with…very patient and compassionate as I was having a rough day. More

by Doug
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Jun 06, 2026

Mariano Rivera Honda responded

It’s wonderful to hear that Kelvin showed the patience and compassion you needed on a rough day. We hope your used Honda HR-V brings extra enjoyment to your drives. Thank you for the 5-star review!

June 03, 2026

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Great dealership where everyone is knowledgeable, professional, and works as a team. We felt respected and very much at ease throughout the process. More

by ecastelli518
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Trade-in Experience
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Recommend Dealer
Yes
Jun 03, 2026

Mariano Rivera Honda responded

Thank you so much for taking the time to leave a 5-star review! We're happy to hear that our team was able to assist you, make the experience positive, and help you find the perfect vehicle. We appreciate the support and look forward to your next visit!

May 31, 2026

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I had a great experience purchasing my 2023 Honda Passport. Alex was fantastic to work with—professional, knowledgeable, and never pushy. He made the entire process smooth and stress-free, answering More

by aschaefe3
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Cavene Bonnick, Alex Mendoza

May 31, 2026

Mariano Rivera Honda responded

Congratulations on your used 2023 Honda Passport! We’re happy Alex’s expertise and respectful approach made the process smooth and stress-free. Thank you for recommending Alex, and enjoy every mile in your Passport.

May 20, 2026

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Jose Saravia was our salesman. What a wonderful person to work with. He was extremely patient and respectful, never trying to sell us more than we wanted to buy. It was truly a More

by muletrain1
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Cavene Bonnick, Jose Saravia

May 20, 2026

Mariano Rivera Honda responded

It’s wonderful to hear that Jose made the process respectful and that John ensured the new tires fit your needs on the used Hyundai Santa Fe Sport. We’re glad the pricing came through clearly and that the warranty aligns with your expectations. Thank you for recommending us and we look forward to your next visit.

May 13, 2026

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Special thanks to our salesperson Sevilay Marr who is outstanding She is very through and professional Thank You More

by pvillani77
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
No
May 17, 2026

Mariano Rivera Honda responded

Thank you for sharing your review! It's a pleasure to know that our team provided you with such excellent assistance. We hope to see you again!

May 01, 2026

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Adrian Anthony was very helpful and patient through the whole purchase process he was able to locate the car we wanted and we are very happy! More

by magicpomp
Recommend Dealer
Yes

Other Employees Tagged: Adrian Anthony

May 02, 2026

Mariano Rivera Honda responded

We’re delighted Adrian could find the Honda you wanted and guide you patiently through the purchase. It’s wonderful to know you’re enjoying your new car.

April 28, 2026

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Pleasure dealing with everyone involved especially Kelvin Torres Smooth transaction from beginning to end. Highly recommended! More

by Emil Capozzi
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Cavene Bonnick, Kelvin Torres

Apr 28, 2026

Mariano Rivera Honda responded

We appreciate your recommendation and are thrilled that Kelvin and our team made the experience pleasant. It’s great to hear everything went smoothly during your new Honda purchase. Let us know if there’s anything we can assist with in the future.

April 27, 2026

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Everyone who works there treat all customers with kindness and respect, they explain all work in detail and all work that needs to be done , I recommend Mariano Rivera to my co workers , that are ver More

by chargerdave
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Apr 27, 2026

Mariano Rivera Honda responded

Thank you for highlighting the kindness and respect our service advisors showed during your Honda Civic visit. We’re glad they could clearly explain each step and appreciate your recommendation to coworkers.

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