HARPER PORSCHE - Key Persons


Alison Chittum

Job Titles:
  • Business Manager
Alison has been with the Harper family of dealerships since 2000 and has proven herself invaluable. In her spare time she enjoys traveling to ball games with her husband and two children, and camping when weather permits.

Amber Evans

Job Titles:
  • Dealer Host
If you have been in our showroom or called into the Dealership, you have encountered Amber and her amazing attitude! In her spare time, she LOVES spending time with her family and her new pup.

Andy Dean

Job Titles:
  • Sales Manager / Brand Ambassador
Andy Dean was born into the car business as his grandfather was a dealer principal for many years. The torch was passed down, and Andy has been with the Harper family since 2009. His experience and unflappable nature have been invaluable to the Harper family of dealerships. Andy enjoys spending time with his wife and son in his time away from work.

Chandler Campbell

Job Titles:
  • Sales Brand Ambassador
Raised on such road courses as AMP and Road Atlanta, Chandler has the background and knowledge keep you in tune with your Porsche. In his spare time, he enjoys running marathons, Ultramarathon trail races (ex. the Barkley), and mountain biking the local East TN trails.

Derek Bonzagni

Job Titles:
  • Sales Brand Ambassador
Derek has worked for the Harper family of dealerships since 2014. He moved here from Denver, CO with his wife and daughter and has worked with many highline brands; Ferrari, Maserati, BMW, Audi, etc. He now calls Knoxville home and takes full advantage of the outdoor activities this area has to offer.

Frank Tyrrell

Job Titles:
  • Service Advisor
Frank enjoys working on cars in his spare time, and has been a Shop Foreman in the past. He has the knowledge and background to guide you through your Service needs, whatever they may be.

Gary Volpe

Job Titles:
  • Shop Foreman
Since 1995, Gary has been the go-to guy for anything that needs to be repaired at Harper Porsche. His work ethic and character have gained him much admiration among his peers. In his spare time he enjoys playing the guitar and spending time with his family.

Jack Slagle

Job Titles:
  • Sales Brand Ambassador / Porsche Pro
Jack brings an amazing attitude to the Harper Porsche family and is always willing to jump in and lend a hand. When he is not at work, he can be found playing with his 2 dogs or kicking up roost in the East TN hills on his Mountain Bike.

Jennifer Collins

Job Titles:
  • Finance Manager
Jennifer has been in the automotive industry for over 15 years and is a huge asset to the Harper family. In her spare time she can be found petting her dogs, or at the lake with family and friends.

Joey Collins

Job Titles:
  • Sales Brand Ambassador
Joey has been with the Harper family since 1982. He has a laundry list of hobbies including: cycling, all motor sports, and a slalom and trick water skier. He is an avid Moto GP fan and an ADV rider. Joey is a Sales Excellence Award winner for 2014, making him one of the top 100 sales specialists in the world!

John Duckett

Job Titles:
  • Parts Sales
John is right at home with the Harper dealership family and his personality and work ethic are huge assets to Harper Porsche. In his spare time he enjoys drawing (he is a phenomenal artist) and spending time with his family.

Ken Nichols

Job Titles:
  • Dealer Customer Experience Manager
Ken comes from a customer focused training background and will always do his best to make your time at Harper Porsche a truly exceptional experience.

Kinsley Vincent

Job Titles:
  • Customer Reception
Kinsley joined the Harper Porsche Team with an amazing attitude, and with a Degree in Communications she is a huge asset to the organization. In her spare time Kinsley enjoys playing golf, a continuation of her career as a collegiate athlete.

Logan Field

Job Titles:
  • Parts Sales
When Logan isn't helping customers at the Parts counter, he can be found drifting sideways in his Firebird Trans-Am in Formula Drift events throughout the Southeast.

Mark Nagle

Job Titles:
  • Service Manager
Mark has been with the Harper family of dealerships since 1997. In his spare time he enjoys hiking / camping with his family and is an avid sports fan.

Nick Dockery

Job Titles:
  • Service Brand Ambassador
Nick has been with the Harper Family since 2011. He comes from a Service background and knows cars inside and out. His passion for the Porsche brand is strong and his passion for our customers is even stronger. In his spare time, he enjoys playing the guitar and writing songs with his wife and daughters.

Nick Milligan

Job Titles:
  • Parts Manager
Nick has been with Harper Porsche since 1997. He is very passionate about the Porsche brand, and it shows in his enthusiasm. Outside of work, Nick loves spending time with his family at the lake and tuning on racing go-karts.

Ray Gardner

Job Titles:
  • General Manager
Ray has been with the Harper family of dealerships since 1991. In his free time he enjoys cycling, hiking, trail running, camping, and motorcycling with his wife and two sons.

Ray Goepfrich

Job Titles:
  • Service Brand Ambassador
Ray enjoys chasing golf balls in his spare time and has been with the Harper Group since 2015.

Ryan Hummel

Job Titles:
  • Pre - Owned Manager
Raised in Knoxville, Ryan studied Business and Finance at the University of Miami. After graduation, he worked for Land Rover in South Florida for 8 years and eventually realized that he wanted to call Knoxville home again. He is happily married to his elementary school sweetheart and is always eager to assist our customers.

Shannon Harper - VP

Job Titles:
  • Vice President
Shannon started at the dealerships washing cars and has worked in every possible position in the dealerships. He has the same commitment to creating long term enthusiastic customers as his father, Tom. Shannon is very active in the community as a member of Nucleus Knoxville, involved with East TN Boys and Girls Club and United Way, and on the board of Junior Achievement of East Tennessee and the Dogwood Arts Festival. Harper is a proud sponsor of Ruthie's Fund, Knoxville Opera, and the Great Smoky Mountains Tremont Foundation. He has also received an Automotive News 40 under 40 award and is an Introduction Knoxville alumnus.

Stephen Ashworth

Job Titles:
  • Service Brand Ambassador
Stephen has been with Harper since May 2016. In his spare time, he enjoys spending time with his family and doing bunny hops on his mountain bike in the woods.

Thaddeus Rudd

Job Titles:
  • Inventory Manager
With an attention to detail and a strong work ethic, Thaddeus keeps the Dealership's New and Certified Pre-Owned Porsche inventory looking pristine.

Thomas Harper

Job Titles:
  • Dealer Principal

Trey Clayman

Job Titles:
  • Sales Brand Ambassador
Trey brings an energetic attitude to the Harper Dealerships, and we are excited he is here! In his spare time, he enjoys playing golf, camping, and spending time with his wife and 3 daughters.