Meet our Staff

Click on one of the people below to find out more information.


Steve Sayles
Sales Consultant
(414) 964-4400

Ken Craig
Sales Consultant
(414) 964-4400

Marlon Loving
Sales Consultant

Marlon has been with John Amato Nissan since May of 2014.  He is a U.S. Navy Veteran who served aboard the USS Saipan (LHA-2).  He completed two tours of duty in Iraq and one in Somalia.  He served for 9 years and 8 months.  We are very proud to have a veteran like Marlon on our staff!  Marlon keeps busy outside of work with his wife, Shantee and seven children.  When he isn't working, he is a visual artist and loves to fish!

Julius Jackson
Sales Consultant
(414) 964-4400

Allen Seib
Sales Consultant
(414) 964-4400

Allen has been with John Amato Nissan since June of 2017 and in the business for the same amount of time.  Previously, he served in the US Army and completed a tour in Afghanistan.  Outside of Amato, Allen enjoys watching movies at home or in the theater with his wife.  When he's not cozying up with his wife and two cats for a movie, he also likes to snowmobile in the winter.  




JR Amato
General Manager
(414) 586-3276

Tom Burns
General Sales Manager

Adam Finley
New Car Manager
(414) 964-4400

Mark Huggins
Used Car Manager
(414) 964-4400

Brandon Nielsen
Sales Manager

Jeff Bowles
Business Manager
(414) 964-4400

Katrina Kerkman
Internet Manager / Business Manager
(414) 964-4400

Katrina has worked at John Amato Nissan since February of 2011.  She has a degree in History from the University of Wisconsin-Eau Claire and can drink an iced coffee from Starbucks year-round.  In her free time she enjoys cheering on the Packers and Brewers with her husband and spending time with her Labradoodle, Reggie.  


Tim Palmstein
Service Manager
(414) 964-4400

Steve Vinohradsky
Parts Manager
(414) 964-4400

Steve began his automotive career in 1965 at Hub Auto and moved into management by 1968.  He has been at the Glendale location since 1996 and stayed on when it was purchased by John Amato in December of 2000.  Steve has been married for 28 years and has four children.  We were saddened by the passing of one of his daughters about four years ago.  Steve and his wife have a total of 12 grandchildren!  In their free time, Steve and his wife enjoy any aspect of Aviation and have belonged to the Experimental Aircraft Association since 1977.  They also spend their time around Indy Cars, their family, and their church.  Steve is a valued member of our team who always has a smile and is always willing to assist his co-workers.  

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