Sergio Martell
General Sales Manager
Dalton Hyundai of National City
3150 National City Boulevard
National City, CA 91950
Dealership Experience
1 yr, 11 mos
Industry Experience
18 yrs, 2 mos
Languages Spoken
Spanish
20 Reviews
Write a Review20 Reviews of Sergio Martell
July 19, 2026
My car buying experience at Dalton Hyundai was truly professional and they gave me the best deal possible professional and they gave me the best deal possible More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem, Adriana Martinez , Jose (lot attended)
July 17, 2026
I had an amazing experience at Dalton Hyundai of national city. Excellent customer service! I would definitely recommend. Especially Andres the salesman. city. Excellent customer service! I would definitely recommend. Especially Andres the salesman. More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem, Adriana Martinez , Andres
July 14, 2026
Excellent service! Very attentive! Thank you! Dalton Hyundai of National City this is now 15 words long Very attentive! Thank you! Dalton Hyundai of National City this is now 15 words long More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem, Adriana Martinez
June 04, 2026
i've dealt with multiple dealers in AZ and let me tell you, first-time CA buyer and had a great experience, Chris my sales rep was top of the line, all questions answered. Mark the sales manager made sure you, first-time CA buyer and had a great experience, Chris my sales rep was top of the line, all questions answered. Mark the sales manager made sure my service experience was outstanding. Sergio the GM was even present and had a very pleasant conversation. You guys deserve to be named CA top service experience. Thank you fellas! More
Other Employees Tagged: Cedric Butler, Mark Moore
June 02, 2026
Very kind, too much clean. Thank you for your support. I will visit next time. Thank you for your support. I will visit next time. More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem , Alyssia valdez
May 21, 2026
Great dealer - knowledgeable and professional sales, management and finance staff! They delivered a great product in a comfortable environment. Highly recommend. management and finance staff! They delivered a great product in a comfortable environment. Highly recommend. More
Other Employees Tagged: Sale and finance persons
May 10, 2026
The dealership itself is great, and they are all helpful. I was just frustrated when I make my appt for my ceramic coating costing $1500 (or something along those lines), and they deny me a ride home unless I was just frustrated when I make my appt for my ceramic coating costing $1500 (or something along those lines), and they deny me a ride home unless I live <10 miles away. If I had known, I’d have done it at a closer dealership. They didn’t have any car rentals, and the service was planned to take all day. I just figured, you buy a $50K car and I wouldn’t have to plead with them to get a Lyft back to my house. I’ll be taking it to a closer dealership next time for the remainder of my services. More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem
May 02, 2026
They welcomed me, sent me things in the mail, and worked with me on financing. with me on financing. More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem
April 29, 2026
They always do an excellent job, quickly and with great customer service. 100% recommended. Definitely coming back. customer service. 100% recommended. Definitely coming back. More
Other Employees Tagged: Cedric Butler, Rick Griffin, Gerardo Romo, Mark Moore, Monica Salem
April 24, 2026
Good customer service, did not try to over sell services, wait time was reasonable, lounge was comfortable wait time was reasonable, lounge was comfortable More
Other Employees Tagged: Rick Griffin, Gerardo Romo, Mark Moore

