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
23 Reviews
5.0

23 Reviews

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23 Reviews of John Serafin

July 02, 2026

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Employee Rating

Johnny Lee and the entire staff at Mariano Rivera Honda were awesome. John was probably the most professional sales manager I have ever dealt with at a car dealership. Cavene did a nice job explaining all More

by jaye45
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Jul 02, 2026

Mariano Rivera Honda responded

It’s wonderful to hear that Johnny and John made your experience so professional and that Cavene’s overview of the aftermarket options was helpful. Enjoy your used Honda Pilot and please reach out if there’s anything else you need. Thank you for choosing us and we look forward to working with you again.

July 02, 2026

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I have to say that I had a good experience from Sales to Service. How a Salesman treats you before the sale is one thing. It's the after Sales support that shows just how good they are. I had small issu More

by jdecarlo1
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Jul 02, 2026

Mariano Rivera Honda responded

Thank you so much for your 5-star review! We're happy to have made your experience pleasant before, during, and after the sale, We appreciate your support and look forward to your next visit. Have a great day!

July 02, 2026

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I had a great experience purchasing my 2026 Honda CR-V from Mariano Rivera Honda. The staff was friendly, professional, and made the entire process smooth and stress-free. They answered all my questions, More

by GUACHICHULLCA32
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Nicholas Malena, Oz Siddiqi

Jul 02, 2026

Mariano Rivera Honda responded

It was a pleasure guiding you through a transparent and straightforward Honda purchase. We’re glad our team made the process feel smooth and stress-free while answering all your questions. Thank you for recommending us and we hope you enjoy your Honda for many miles ahead.

June 25, 2026

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Rivera Honda is doing excellent Job, I gift recommend , They are respectful to customers, and professional. More

by hyousra
Service Price Transparency
Workmanship
Service Time
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Recommend Dealer
Yes
Jun 25, 2026

Mariano Rivera Honda responded

We appreciate you recommending us and are glad our team treated you with respect and professionalism during your Honda service. Thank you for the five-star review and we look forward to assisting you again.

June 19, 2026

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Personel işini eniyi şekilde yapmaya çalışıyor başarılar dilerim araba yıkama bölümünü geliştirirseniz daha iyi olur More

by yucelyuksekbas
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Jun 19, 2026

Mariano Rivera Honda responded

We’re delighted to hear our team worked hard to serve you well during your Honda service. Thank you for your positive words and your suggestion on the car wash area. We’ll be exploring ways to enhance that part of the experience.

June 08, 2026

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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
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
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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Employee Rating

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.

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