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Billion Nissan

Sioux Falls, SD

4.9
394 Reviews

4400 West 12th Street

Sioux Falls, SD

57106

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Showing 394 reviews

January 27, 2026

Ian was great! Followed through like he said he would. Took the time to do everything for us. More

by amygoss1976
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian
January 26, 2026

We just bought our second vehicle from Ian. I want him to win salesman of the year award!! He deserves it. More

by kpourier
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
January 26, 2026

Bought my second vehicle from Ian Kumerow, love that he accommodates to your needs and wants, he made the process so easy on a very busy day More

by Eugeniagomez
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
January 24, 2026

We just bought our second vehicle from Ian. I want him to win salesman of the year award. Not only is he friendly and energetic, he checked air pressure in the tires, washed it, and filled it w More

by joelbigge
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Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian
January 24, 2026

Worked with Ian on buying my first car by myself and the process wet by so quick and he made it so easy and understandable for me. I didn’t know a lot about the buying process but he made sure everything wa More

by hannah.zeman
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian K
January 24, 2026

I worked with Ian Kumerow and he is the best. He took time out of busy schedule whenever I was free so we could hop in a couple of cars to test drive them. The communication is great and he is ve More

by Sydnie.shoenrock
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
January 17, 2026

Ian Kumerow is an absolute lifesaver. When I needed a car as soon as possible he took the time to cater to every single one of my needs and my budget. Absolutely phenomenal customer servi More

by zabankowski14
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
January 14, 2026

Ian Kumerow is kind, friendly, prompt, and extremely knowledgeable. We went in with a specific vehicle in mind, and he was more than willing to sell it to us. However, he took the time to show us anothe More

by tabitha.pemberton
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
January 13, 2026

Ian Kumerow at Billion Nissan is the only car salesperson I will work with. He is knowledgeable and prompt to respond. I recommend him to anyone looking to buy a vehicle. More

by Eric
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
January 12, 2026

I purchased my first car at this dealership with the help of Ian Kumerow. When test driving the cars I was looking at, he had good conversations with me and my boyfriend that really helped my nerves. I could More

by Aspen Kortan
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Ian Kumerow
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