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Derek Gruendemann
Derek Gruendemann at Napleton Buick GMC

Derek Gruendemann | Page 2

Sales Manager

Napleton Buick GMC

6305 Northwest Hwy
Crystal Lake, IL 60014

5.0
11 Reviews
5.0

11 Reviews

Write a Review

Dealership Experience

8 mos

Industry Experience

31 yrs

Languages Spoken

English English

11 Reviews of Derek Gruendemann

March 19, 2026

Dealership Rating
Employee Rating

Working with Eric and the team was seamless. A very respectful, courteous group! We are very happy with our new car!!! Thank you Eric! More

by Mckbello20
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes

Other Employees Tagged: Eric Pedersen

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