The Martin Group Service Team has an average of 15 years in the industry.  Our Service Team exemplifies our dedications to our clients.  With ongoing training we assure that our technicians will be up to date on any new device.  This commitment to training helps us continue our tradition of having the one of the highest “First-call” repair rate in the industry.



    With the workplace becoming more and more digital, IT support becomes more and more critical.  Our IT team understands this need and they are there to answer the call.  Martin Group also has a fantastic training team at your disposal to make sure that everyone of your users feels comfortable using all your devices.

IT & Training





    Martin Group Client Consultants will take the time to learn about your organization, and then recommend customized solutions.  This approach of customization ensures that our recommendations are based on what is right for you and not our bottom line.



    Our Administration team is a dedicated and versatile team.  They are committed to serving our clients to the highest level.  Whether it be placing a supply order, taking a service call, or organizing a contract for you.  They are always there to continue the tradition of customer service that Martin Group was founded on.

Executive Team

John Stensland

President and Owner


John has been in the office equipment industry his entire professional life, starting out selling fax machines and analog copiers in the 1980s. He joined Martin Business Group in 1999 as vice president and partner and became sole owner, CEO, and president in 2007. He is a familiar face in the community through his involvement in the Lake Geneva Rotary Club, where he has served as President and as Assistant District Governor for southern Wisconsin District 6270. He also serves as board member of the Lake Geneva Chamber of Commerce. In his free time John is a noted amateur photographer.

Rebecca Westbrook

General Manager


Rebecca joined the Martin Group team in 2010 and became the General Manager in 2012. As our GM she oversees our finances, and our day to day operations. Rebecca graduated Lambda Pi Eta from UW-Milwaukee with a BA in Communications and she also gained 9 years of experience in the financial industry. In the rare times that Rebecca isn’t crunching numbers, setting goals, or working on spreadsheets – she enjoys theatre, traveling, and photography.

Tracy Clemins

Contracts & Compliance Manager


Tracy joined Martin Group in 2013 as a Contract Administrator and in 2014 became the Contracts & Compliance Manager.  She oversees Contracts and Accounts Receivable.  Tracy has a diverse background of 13 years in the Financial Industry prior to Martin Group.  She is skilled in Compliance, Audit, Accounting, Policy & Process Development, and Contract Administration.  In her personal time she enjoys most things that involve the outdoors.  She loves to fish, garden, and spend time with family and friends.

Teri Long

Accounts Payable & Human Resources


Teri is one of the most tenured members of the Martin Group team.  She is in charge of all of our Accounts Payable and Human Resources.  Everyone loves Teri (she writes checks).  In her off time she enjoys traveling or hitting the beach in the summer.  She is also an avid Billiken volleyball supporter and rarely misses a game.

Justin Merrill

Service Manager


Justin joined Martin Group in 2014 as a Service Technician and eventually Service Manager in 2018.  He oversees our entire service department and ensures that our whole service team is delivering the highest customer care.  Prior to Martin Group, Justin served as a mechanic in the US Air Force.  He is a huge Green Bay Packer fan and loves hanging out and catching the game on Sunday.