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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!

Aaron  Vrhovnik

Aaron Vrhovnik | General Manager

Aaron brings nearly two decades of automotive industry knowledge and passion to Porsche Milwaukee North and has been with us from the start. 

Phone: 414.290.1400 Ext. 1445 • Email:

Trevor Erickson

Trevor Erickson | Porsche Certified Sales Manager

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 has been in the automotive industry for 8 years working for a number of different luxury manufacturers.  He prides himself with providing an unparalleled purchasing experience when looking for a New or Pre-owned Porsche.  Having driven Porsche’s on numerous track circuits, mountain roads and even the autobahn Dustin is sure to provide a wealth of knowledge in regards to Porsche driving dynamics.  When he is not at work Dustin enjoys playing fetch with his German Shepherd, a round of golf or just spending time outdoors.

Instagram:  dustin_koplien 

Phone: 414.290.1400 Ext. 1436 • Email:

Ben McCulley

Ben McCulley | Porsche Pre-Owned Brand Ambassador

If it has wheels, Ben can drive it. From traversing soldiers through African riverbeds in a 2.5 ton military truck to carrying oil from sea to shining sea in a tanker-truck, from enjoying the torque curve of the eternal 911 to keeping perfectly straight lines with his zero-turn mower at his house in Brookfield, Ben can drive it. His experience with luxury and high performance vehicles coupled with his passion for road and track is a perfect fit here at Wisconsin’s number one Porsche Dealer.

Phone: 414.290.1400 Ext. 1459 • Email:

Jessica Montoto

Jessica Montoto | Porsche Customer Experience Manager

Jessica has been with Porsche Milwaukee North for 2 years and the Porsche brand for 10 years. Her ultimate goal here at Porsche Milwaukee North is to provide each and every one of our clients with the absolute best customer experience possible. Her favorite thing about Porsche Milwaukee North is that we are one big family. When she’s not at work, you will find her at the soccer fields or traveling with her family.

Phone: 414.290.1400 Ext. 1764 • 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:

Bianca Pinkerton

Bianca Pinkerton | Porsche Service Assistant

Bianca grew up in Fox Valley and attended college majoring in Environmental Science. She’s been with Porsche Milwaukee North for a year. We are very grateful to have her as a part of our team. She loves learning new things and being a resource and problem solver to our service team. She enjoys assisting clients with their vehicle’s needs as soon as they enter our service drive. When she’s not working Bianca is a passionate outdoor enthusiast and is eager for an adrenaline rush.  Sometimes we swear she’s a mermaid with how much time she spends in water. Next time you are in for service, stop by and say hi. 

Phone: 414.290.1400 Ext. 1738 • Email:

Tim Zeirke

Tim Zeirke | Porsche Certified Gold Technician

Tim, our Porsche Certified Gold Technician, has been with Porsche for over 9 years and with our dealership for 14 years. He enjoys spending time with his kids and when the weather is nice, he enjoys a nice round of golf. 

Phone: 414.290.1400 • Email:

Derek Quarberg

Derek Quarberg | Porsche Certified Silver Technician

We are very happy to have Derek as a part of our team here at Porsche Milwaukee North. Derek is a Porsche Certified Silver Technician with year of experience with Porsche vehicles. 

Phone: 414.290.1400 • Email:

Zach Moore

Zach Moore | Porsche Technician

Zach is our newest addition to our Porsche team. He is a recent graduate of the Porsche Technology Apprenticeship Program. He is apprenticing our Gold Technician Tim. We are excited for Zach to begin this passion here at Porsche Milwaukee North. 

Phone: 414.290.1400 • Email:

Glynn Mallon

Glynn Mallon | Porsche Parts Manager

Glynn is all about creating a relationship of trust and loyalty with his clients. He strives to help in any way possible. We are very happy to have Glynn as a member of Porsche Milwaukee North. 

Phone: 414.290.1400 Ext. 1590 • Email:

Ryan  Liebner

Ryan Liebner | Porsche Parts Advisor

Ryan truly cares about his clients and their safety. He knows your Porsche as well as you do, sometimes even better. Ryan is a wonderful colleague and superior advisor.

Phone: 414.290.1400 Ext. 1553 • Email: