Click on one of the people below to find out more information.
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Mike Berg
- President
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- (920) 921-0850
Mike@Summitauto.com
Mike is President and owner of Summit Chrysler Dodge Jeep Ram. He started in the car business when his Grandfather, Bill Gores (Founder of Holiday) asked him to wash cars in 1974. He's STILL here!
Mike and his wife, Nancy have 3 children. He enjoys hunting, boating, paddle boarding and spending time with his family! He's a life long Packer fan who loves going to games!
Call Mike with any questions or anything he can help you with!
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Nancy McCullough Berg
- VP/Board Member
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nancy@summitauto.com
- (920) 921-0850
Nancy has been working at Summit with her husband, Mike, for
over 14 years. She and Mike have been married for 32 years and have 3
children! Nancy enjoys the challenges
that the ever changing internet brings and loves meeting the people that
contact us from all over the country. "I love that I have made friends
from all over. Once people experience our hands on way of doing business, they
come back. I have sold many out of town/state people as repeat customers. I
think that says a lot for the trust they have in us."
In her spare time,
she loves water-skiing, paddle boarding, boating, hiking, biking, traveling and
working out but mostly spending time with her family.
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Joel Zerbel
- Chief Operating Officer
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- (920) 921-0850
Joel is Chief Operating Officer at Summit
Automotive. Joel has over 30 years of automobile experience.
Joel and his wife Deb have 4 children, Sam,
Sarah, Grace and Isaiah and a Golden Retriever Jasper. Deb is a Special Education teacher locally. In his spare time, he enjoys hunting, skiing and spending time in northern Wisconsin with
his family.
Joel believes it is important to give back to the communities that they serve. He is involved with several local organizations and charities that provide assistance and programs to local children and families in need.
A strong belief if his is that you should give back to the communities they serve. Customer service and employee satisfaction are top priorities at Summit.
If there's anything he can do for you, give him a call
at 920.921.0850
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Matt Weinberg
- General Manager
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Matt was born and raised in Wisconsin. He graduated from UW
Stout where he met his wife.
After college they spent 9 years in California before moving
back to Wisconsin to be close to family.
Matt enjoys all things outdoors: golfing, boating, sports,
hiking.
Reach out to Matt for anything you might need!
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Mark Phillips
- Used Car Director
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- (920) 921-0850
Mark has been in the Automotive Industry since 2000. He has
an extensive background in trucks. Mark grew up in Oakfield and has lived in
FdL since 2006. When he's not at work, he enjoys home improvement projects and
of course, golfing!
You may contact Mark anytime at 920-251-1152
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Ryan Knueppel
- General Sales Manager
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- (920) 921-0850
Ryan@Summitauto.com Ryan has been in the automotive industry for over 5 years,
and has developed a true passion for customer service. He was born and
raised in the Fond du Lac area but also lived in Naples Florida from 2000 until
2010. While in Florida he mastered the art of true customer service while
working for the Ritz Carlton Hotel Group. He is now married and has a
beautiful daughter that he spends as much time with as possible. In his
free time he loves to golf and fish every chance he gets.
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Ryan Mikle
- Used Car Manager
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- 920-948-7539
RMIKLE@SUMMITAUTO.COM
Ryan has been in the automotive industry for 9 years.
He was born and raised in the Fond du Lac area. Ryan has a background
specializing in all types of used vehicles, with a true passion for trucks,
imports, and specialty vehicles. He strives in taking great care of our
customers and to provide the best car buying experience possible. In his
free time he enjoys being on the water, hunting, golfing, and trying new things
that challenge him!
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Jennifer Berger
- Administrative Assistant
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JBerger@Summitauto.com
Jennifer is the voice you hear when you call Summit Automotive. She has been in customer service for more than 30 years. She strives to make customers happy and knows a smile goes a long way! Jennifer grew up in North Fond du Lac and studied Marketing at Moraine Park Technical College.
In her spare time she loves to spend with her son and significant other Nathan. She loves to go four wheeling, hiking, biking, trap shooting!
Jennifer follows the rule of enjoying life and the golden rule. Treat others the way you want to be treated.
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Tim Brenner
- Finance Director
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- (920) 921-0850
Tim is the Finance Director here at Summit
Chrysler Dodge Jeep Ram. He has 26 years of experience in Automotive
Dealerships with 22 of those years in Finance Management. He grew up in
St. Peter and now resides in the Fond du Lac area. When he is not at
work, he enjoys spending time with his wife, Tara and 3 children Devon, Dylon
and Riley.
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Colin Choby
- Business Manager
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- 262-353-0040
COLIN@SUMMITAUTO.COM
Colin has been in the car industry for the past 16 years with 9 of those years in the finance department. He grew up in Lake Geneva and now resides in West Bend. When Colin is not hard at work getting you the best loan possible he enjoys spending time with his wife and 4 children at home.
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Timothy Hill
- Business Manager
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THill@Summitauto.com
THill@Summitauto.com
Tim has been in the auto business since 1986. He loves this industry and has met some very interesting people and made some great friends over the years. Tim entered the business as the mini-van was just coming out by the Chrysler Corporation.
Tim attended Millikin University for two years where he played football and then transferred to the University of Illinois for two years. Then he played semi pro football for a year on a team called the The Peoria Pirates.
Tim is a proud parent of 5 wonderful children: Kyle, Brandon, Justin, Jordan, and Alyssa.
Tim is always on the ready to help our customers, so don't hesitate to call or email him for any of your vehicles needs. He looks forward to hearing from you!
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Chris Olig
- Product Specialist
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- (920) 921-0850
Chris has lived in the Fond du Lac area his whole life.
He is married to Lisa and they have 2 children, Karly and Kegan.
Chris has been in the automotive sales
profession for over 22 years. His "laid-back" attitude has
led to great success!
He has a huge passion for all sports with his favorites
being volleyball and golf. He also enjoys hunting, fishing and kayaking.
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Chris Holmes
- Product Specialist
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- (920) 921-0850
Chris is originally from Boston, Massachusetts having moved
to Fond du Lac in 1993. He's been in the car business and at Summit since
1993. He has extensive product knowledge and is our 'go to' guy for today's
automotive audio/video systems!
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Kraig Peterson
- Product Specialist
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- (920) 921-0850
Kraig was raised in Fond du Lac and spent 5 years in
California before moving back. He has been at Summit Chrysler Dodge Jeep
Ram for 9 years. He and his wife Kelly are the proud parents of twin
daughters, Maeve and Molly!
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Sean Smith
- Product Specialist
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- (920) 921-0850
Sean has been in the automotive industry since 1994 and has
a strong background in the technical end of vehicles.
Born and raised in Fond du Lac, he enjoys time with his
wife, Marrissa and their 3 kids. He also enjoys hunting and fishing.
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Brock Boettcher
- Product Specialist
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- (920) 921-0850
Brock has been in the automotive industry since 2008. He
graduated from Marian University of Fond du Lac with a degree in
Elementry/Middle School Education with a minor in Math and Athletic
Coaching. He grew up in Hilbert, WI, and moved to Fond du Lac in 2006.
Brock is dedicated to customer service and is a family person. He and his wife,
Leah, recently had their second of many children, Jack and baby
Lettie! In his free time, he likes spending time with Jack and Lettie,
playing volleyball and basketball with his wife Leah. He also likes
drifting and working on his cars!
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Tim Vande Zande
- Product Specialist
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- 920-517-4820
TIM@SUMMITAUTO.COM
Tim is from Waupun where he grew up on a family farm. He has been selling vehicles in the automotive industry for that past 2 years. Prior to selling vehicles he sold agricultural machinery. Tim has developed a casual selling style that allows him to patiently help his customers throughout the buying process. In his free time Tim likes to fish, hunt and spend time with his family and friends. He can be reached on his cell at 920-517-4820, or shoot Tim an email at TIM@SUMMITAUTO.COM
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Jamie Hansen
- Commercial/Fleet Manager
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- 920-579-2921
JAMIE@SUMMITAUTO.COM
Jamie has been in the automotive industry for 5 years. 3
of which she spent as a sales representative upfitting vehicles from light duty
to heavy duty quad axle dump trucks. She has a huge passion for animals. When
she is not at work, she is cooking food and spending time with her
fiancé(Dustin), son(Brayden) and dog(Malakai). They enjoy taking trips up-north
and riding dirt bikes.
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Marty Krepsky
- Product Specialist
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Marty@Summitauto.com
Marty has been in the Automotive business for over 30 years
with an emphasis on customer service and providing a great buying experience.
He has experience selling all brands and will make sure you get the type of
vehicle best suited to your needs. He has held positions from Sales Manager to
General Manager so you can be assured he knows his business and can use that
experience to make your visit productive and without hassle. He is very excited
about joining the Summit Automotive group because of the friendly atmosphere
and customer comes first attitude.
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Tyler Jackson
- Product Specialist
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- 920-921-0850
TJackson@Summitauto.com
Tyler has lived in the Fond du Lac area his whole life.
Before recently changing careers into the automotive industry, he did
agricultural sales.
When he's not busy working, he's spending time with his son
Greyson. In his spare time, Tyler can be found chasing walleye, sturgeon and
whitetails.
Give Tyler a call today and let him know how he
can assist you in finding your next vehicle.
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Brett Schmitz
- Inventory/Media Marketing Manager
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- (920) 397-0783
Brett@Summitauto.com
Brett handles the website and all inventory including pictures and videos. Brett began his career in the Automotive Industry full time in 2006. He has a large automobile knowledge spanning many makes, models and years. He is a graduate of the University of Wisconsin Whitewater where he majored in Computer End-User Technologies. Brett grew up in Chilton Wisconsin and moved to Fond du Lac in 2006. Brett has been with Summit Automotive since 2013 and enjoys the fast pace of the car market and likes the challenges that arise on a daily basis. He also created and manages the dealership's youtube channel that has over 2.8 million views and gets over 7,000 views a day! You can check out this channel at Summit Youtube Channel . Remember to like, subscribe and share. In his spare time he enjoys spending time with his wife Ashley and their twin boys David and Taylor.
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Lori Heisler
- Parts Director
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- (888) 736-9559
Lori was born and raised in Fond du Lac. She has been in
the automotive business since 1977. Lori joined the great team at Summit
Chrysler Dodge Jeep Ram in 2008. She is married to Wayne and they have 2
amazing children, Keith, Katie (husband Kris) and a beautiful granddaughter,
Claire. In her free time, Lori enjoys spending time with her family, reading,
bicycling and working in her yard.
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Jordan Kollmorgan
- Assistant Parts Manager
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- (888) 736-9559
Jordan@Summitauto.com
Jordan is a native of Fond du Lac. He has been with
Summit Automotive since 2013. He enjoys golfing and going to
concerts. Jordan loves the outdoors when he is not at Summit providing
excellent parts customer service.
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Sarah Ott
- Parts Specialist
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- 920-921-0850
Sarah@Summitauto.com
Sarah has 3 years of personal automotive background and has worked specifically in parts since 2016. She enjoys spending her free time with her friends, spending time outdoors, off roading and working on vehicles. Sarah is a big
gearhead that enjoys anything vehicle related. (Especially Mopars!)
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Geoff Kuitert
- Service Writer
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- 920.921.0850
Born and raised in Fond du Lac, Geoff graduated from UW-Oshkosh in December 2008 and started as the Manager of the Express Lube in January 2009. He has been a part of the dealership since 2000.
He enjoys playing basketball, golf and a good movie in his spare time.
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Tyler Gau
- Service Manager / Writer
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- 920-921-0850
TGau@Summitauto.com
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Tyler McCarthy
- Express Lube Advisor
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- 920-921-0850
Tyler@Summitauto.com
Tyler started as a detailer and team member in 2014, He enjoys helping others with their cars/trucks and has a deep passion for anything with wheels and an engine. You can find him at the service desk with a big smile ready to help repair or maintain your vehicle. Tyler enjoys hobbies such as driving and working on his car, playing basketball, riding bikes, and being outside with his friends.
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Julia Miller
- Express Lube Advisor
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- 920-921-0850
Julia@Summitauto.com
Julia a passion for
vehicles and in her free time she enjoys working on and learning about her jeep,
painting, hiking and camping with friends.
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Tanya Yahr
- Warranty Administrator
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- 920-921-0850
Tanya@Summitauto.com
Tanya was born and raised here in Fond du Lac! She loves spending time with her husband Jason and her sons! She also enjoys watching her son play basketball in the winter and being outdoors in the Summer.
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Ann Hargreaves
- BDC Specialist
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- 920-921-0850
Anne@Summitauto.com
Anne
has a diverse professional background and started her career at Summit in 2017.
She is the BDC Specialist for the Service department; answering calls,
scheduling appointments, making follow-up calls as well as a variety of other
responsibilities to help keep the Service department moving along.
Anne was born and raised in
Appleton, WI and moved to Fond du Lac in 2005. She enjoys spending her free
time outdoors during the warmer months gardening and traveling; to hike and
explore the beautiful outdoors with her family. When the warmth disappears, you
will find her immersed in a book, writing, drawing or just doing anything that
stimulates her creative imagination.
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Rose Grenier
- Administrative Assistant
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- 920-921-0850
Rose@Summitauto.com
Rose grew up in Campbellsport. In 2012 she moved to Ripon where she started her career in the automotive industry. She's excited to have joined the Summit team in 2015! In her spare time she likes to spend time with her young son watching his various sporting activities as well as watching her daughter who competes on an all-star competitive cheer team. When time allows, she enjoys the occasional dinner and a movie with her husband!
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Nicole Harmon
- BDC Specialist
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NHarmon@Summitauto.com
Nicole was raised in Milwaukee and has worked in customer
service since graduating from Milwaukee Area Technical College in 2007.
She started her career at Summit in 2019 and is the BDC Specialist for our
Sales Division. Nicole fosters relationships with new customers, follows
up with existing customers, supports our sales division and works to ensure
every interaction is a great experience. She enjoys summers on the lake,
camping with her kids and travels whenever she gets the chance.
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