My Team

As a Financial Representative for Northwestern Mutual, Steven provides expert guidance and innovative solutions for his clients' personal and business needs. He doesn't do it alone. Here you will find a listing of the people who help make it happen.
Together, we stand committed to providing the best customer service possible. If you have a problem or need assistance at any time, please let us know.

Kris M Coyle

Kris M Coyle

Associate Financial Representative
Office 414-615-1808

Kris Coyle has worked with Steve Gardiner since 1991 and as an Associate Financial Representative since 2000.  While Kris plays many different roles on the team, she spends most of her time preparing presentations, running illustrations, managing the application and underwriting process, preparing personal planning analysis, service requests and scheduling appointments.  Kris is fully licensed in the areas of life, disability, long term care and annuities.  Kris was awarded the 2014 Commitment to Excellence.  This award recognizes field staff who have made a key difference in their Financial Representative's practice.


Trisha Marie Borkowski-Dekutowski

Trisha Marie Borkowski-Dekutowski

Administrative Assistant
Office 414-271-3242

Trisha Borkowski-Dekutowski has worked with Steve Gardiner since 2014.  While Trisha plays many different roles on the team, she spends most of her time coordinating client relationships, scheduling annual reviews, and personal planning analysis.  

Steven R Gardiner

Steven R Gardiner, CPA, CLU®, CFP®, AEP®, RICP®

Financial Representative

  • Office 414-615-1804
  • Mobile 414-807-5098


To learn more about Northwestern Mutual Investment Services, LLC and its financial representatives, visit: FINRA BrokerCheck

Visit our Client Relationship Summaries (Form CRS) which provide brief information about our firms that provide brokerage services and advisory services.