The Porsche Milwaukee North Team

Our Porsche Team

Let us introduce you to our staff here at Porsche Milwaukee North, show you some of our special vehicle offers and take you through our complete line of new, Certified pre-owned and used inventory. We can help you find exactly what you are looking for.

We know your time is valuable. We are sure you will find our site a fast and convenient way to research and find a vehicle that's right for you. If we can be of any assistance while visiting us online, send us an email and we will promptly reply. We look forward to serving you!

Ken  Girard

Ken Girard | General Manager

Ken has been in the automotive industry for over 45 years. He is an experienced General Manager with a strong background in fixed operations as well as new and used car sales. 

Phone: 414.290.1400 • Email:

Aaron  Vrhovnik

Aaron Vrhovnik | Sales Manager | Porsche Certified Brand Ambassador

Aaron has spent over 15 years working with industry leaders in performance and luxury vehicles. His off time is even spent pushing cars around race tracks like Road America or Black Hawk Farms Raceway. He thinks that this helps bring a certain passion to his field and enables him to truly help people when looking at selecting the right vehicle for them.


Phone: 414.290.1400 Ext. 1445 • Email:

Trevor Erickson

Trevor Erickson | Porsche Certified Brand Ambassador

Trevor has been specializing in luxury vehicle sales for over 8 years and has been a Certified Porsche Brand Ambassador since 2012. He prides himself on his ability to meet and exceed client expectations by providing unparalleled customer service and understanding the importance of fostering the valuable relationships he has built with his clients over the years. Whether you’ve been a Porsche enthusiast for decades or if you’re discovering Porsche’s diverse and charismatic lineup for the first time – Trevor is ready to lend his professional expertise to ensure a top-notch buying experience.   

Phone: 414.290.1400 Ext. 1446 • Email:

Dustin Koplien

Dustin Koplien | Porsche Certified Brand Ambassador

Dustin is a dedicated sales professional looking to meet the needs of his clients by finding them the car of their dreams. He loves to fish, golf, watch the Brewers & Packers and spend time outdoors. He graduated from University of Wisconsin - Milwaukee in 2013 with an undergrad in social welfare.

Phone: 414.290.1400 Ext. 1436 • Email:

Tony Sanfilippo

Tony Sanfilippo | Corporate Fleet Sales Manager

Working in the automotive industry runs in Tony's blood! With over 42 years of experience, Tony prides himself on providing an exceptional experience for his customers. Stop in and see his enthusiasm for these vehicles and this brand will translate into a purchase experience unlike any you have ever had.

Phone: 414.290.1470 • Email:

Tom Herbert

Tom Herbert | Porsche Service Manager

Tom has been the Service Manager at our BMW location for 4 years and has now moved to our Porsche brand. He had great success in exceeding all BMW customer satisfaction levels and now plans to make the service experience for our Porsche owners just as tailored to their individual needs and expectations. Great communication is a goal through-out the entire service visit. In his free time, Tom enjoys running, scuba diving, rock climbing, boating and spending time up north with his family.

Phone: 414.290.1400 Ext. 1731 • Email:

Tim Zierke

Tim Zierke | Porsche Certified Silver Technician

Tim, our Porsche Certified Silver Technician, has been with Porsche for over 5 years and with us for 11 years. He enjoys spending time with his daughter Lily, and when the weather is nice, he enjoys a nice round of golf. 

Phone: 414.290.1400 • Email:

Jessica Montoto

Jessica Montoto | Customer Experience Manager

Phone: 414.290.1764 • Email: