Better Business Bureau

The Oak Group of Companies

Oak GroupFounded in 1975, The Oak Group is one of the oldest and most stable companies in the Finance and Insurance Industry. The Oak Group has a direct marketing force in certain select areas that specializes in F&I product sales, training, development, and technology to the automotive and financial industries.

AMSAdministration Marketing Services (AMS) was born out of the rich experience and industry commitment of The Oak Group. AMS is dedicated to bringing quality F&I products to the marketplace for independent Agents to market in areas where there is no direct marketing force. This alleviates any channel conflicts.

Meet Our Team

"Oak is a company that partners with its clients to maximize their performance and profitability. Your success is our success." Peter Shiakallis

Peter ShiakallisPeter Shiakallis
Administration Marketing Services
A Division of The Oak Group
630-833-9770 x 255
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Since 1992, Peter has been a key team member of Oak Services. His most current role is Executive Vice President of Sales, AMS. Peter oversees sales, marketing, product development, insurance and vendor management, and administration for this division.

Peter started his career in an auto retail management position. Coming to Oak as a Regional Manager, he was consistently among the top sales producers at Oak and advanced to Vice President of Sales. He trained and worked with Oak sales and administrative staff implementing development strategies in dealerships across Chicago and the Midwest.

"I’m a strong relationship builder who has twenty years of product knowledge and a successful track record working with dealerships and agents. With a genuine love of the industry, I’m excited to build a profitable dealership base with agents across the nation."

Peter earned a Marketing degree from Winona State University in Winona, Minnesota. He is AFIP Certified and Warranty Solutions Agent Certified.

"I am proud to be associated with a company that was founded in 1975 and holds an outstanding reputation in the automotive industry." Eric Peterson

Eric PetersonEric Peterson
Executive Vice President of Sales
The Oak Group
630-833-9770 x 254
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Employed by The Oak Group since 1998, Eric Peterson is the Executive Vice President of Sales. He works with clients to increase profitability through innovative programs and services. "I am responsible for developing new business opportunities through working with our representatives to meet the needs of our clients," Eric says. "I look forward to working everyday to meet with both our existing clients and prospective clients in reviewing the ways to increase profitability through compliant marketing practices."

Eric has been around the auto industry his whole life, having worked in auto dealerships in different capacities. "I have a great appreciation and passion for automobiles, which is a benefit when working with our dealer clients". His experience working in the computer industry prior to joining The Oak Group is also beneficial to his day-to-day interactions with clients. "Everything today is computer/web based," says Eric. "The knowledge I have gained while working in the computer industry has been a great asset in assisting our clients”.

Eric received his BA form North Central College in 1999 and has completed Oak Sales Training and the Oak Finance School. He is also AFIP Certified, Warranty Solutions Agent Certified and Allstate Dealer Services COE Certified.

"Everyone at Oak always works hard for our clients to ensure they make a profit." Bill Russ

Steve PearlBill Russ
Mechanical Claims Director
The Oak Group
630-833-9770 x 251
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As Mechanical Claims Director for The Oak Group, Bill Russ is in charge of claims administration and serves as Oak's liaison to Agents and Dealers.

Bill has worked as an Automotive Technician, Dealership Service Director, and an Insurance Consultant. His practical experience in automobile diagnosis and repair and familiarity with all aspects of dealership operations make him eminently qualified for his current responsibilities at Oak and allow for prompt and efficient mechanical claims administration .

Bill takes great pride in being part of a company that was established in 1975 and "which continues to grow, expand and create new opportunities every day." He is a hands-on administrator who takes Oak's high level of dedication and commitment to its partners' success seriously.

Bill attended Southwest College, Chicago. In the past, he received National Institute for Automotive Service Excellence (ASE) and participated in Chrysler Dealer Management training.

Bill served as President of the Brookfield VFW Post #2868 Men's Auxiliary and as Mayor of Brookfield from 2001 - 2005. He is a member of the Mercedes Club of America.

"Here at Oak we are a 100% customer service company." Anna Morales

Steve PearlAnna Morales
Warranty and Credit Life Manager
The Oak Group
630-833-9770 x 221
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Anna Morales is the Warranty and Credit Life Manager at The Oak Group, where she has been employed since 2001. She worked for North American Insurance for four years before comng to Oak, where she supported the Mechanical Claims Payment processes for repair facilities throughout the country.

Anna takes pride in her work for The Oak Group, providing dealership implementation and operational support for warranty, service contract, and credit life products. "I am a very responsible person, and I love what I do at Oak," she says.

"I have been married for 15 years to my high school sweetheart," says Anna. "I have two beautiful kids. I enjoy running and reading. I love any kind of sports."

She is a graduate of Benito Juarez High School and received her undergraduate education through the Spanish Coalition for Jobs.

"At Oak we work hard to get a satisfactory result for our customers." Elia Mendoza

Steve PearlElia Mendoza
Manager, Ancillary Product Administration
The Oak Group
630-833-9770 x 232
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Elia Mendoza manages the Administration departments for all Ancillary products and oversees the delivery of products and services to customers and vendors. Maintaining excellent customer service and meeting deadlines is a high priority for Elia. "My goal is to successfully handle all customer service problems or inquiries, and to effectively delegate assignments to better manage our team as a whole," she says.

Before joining the Oak team, Elia had 5 years of customer service and administrative experience at North American Insurance. Previously, Elia honed her management skills at a store, where she was responsible for organizing the inventory, reconciling accounts, and delegating responsibilitiesto other staff members.

"I enjoy coming to work at Oak," says this highly organized, energetic and proud mother of three boys. "My parents taught me to be a hard worker, and I bring that with me every day," she says. Elia's strong work ethic and her ability to multi-task and maintain particular attention to detail serve her well in her duties at Oak. Her ability to communicate effectively with people at all levels of responsibility is another asset.

Elia is a graduate of Benito Juarez High School and St. Augustine College in Chicago.


The Oak Group
333 E. Butterfield Rd., Ste. 820
Lombard, IL 60148
Ph. (630) 833-9770 / 800-441-4228

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