Meet the team

the Owatonna, Minnesota Principal Team with Geoff Stamp


Geoff Stamp FamilyGeoff Stamp, Financial Advisor

Geoff is a financial professional with the Minnesota Business Center of Principal®. He works closely with individuals and businesses to help them protect their assets and grow wealth utilizing tax-managed strategies.

Before becoming a financial advisor, Geoff enjoyed a 10-year career in retail management, working for the number one grossing retailer in the world - Walmart. During his time there, Geoff worked with a team managing seven different stores across three states.

Geoff is a proud graduate of the University of Northern Iowa, where he played football and earned a degree in business management. Today, he resides in Owatonna, MN, with his wife, Jessica, daughters Celia and Rose, and their dogs Charlie & Max. Geoff enjoys getting involved in his local community, spending time with family and friends, outdoor grilling, biking, golfing, or training for the next marathon.


Connor McKeenConnor McKeen, Financial Services Representative

As a financial professional with the Principal®, Connor is dedicated to helping individuals by creating strategies that help them achieve their financial goals. His goal is to build meaningful and lasting relationships with clients to assist them throughout all phases of life. Connor works with a team of financial professionals that specialize in helping individuals, families and businesses.

Connor graduated from Minnesota State University, Mankato, with a degree in Finance. He played on the football team. Connor holds Series 6, 63, 65 and Minnesota Life and Health Insurance licenses.

Connor resides in Winstead, MN with his wife, Kristine, and their dog, Rue. He enjoys spending time outdoors with family and friends, exercising, and anything sports-related.  1557008-032021


Sue KingstonSue Kingston, Administrative Associate

After joining Geoff Stamp's team in January 2021, Sue supports the team by servicing the day-to-day requests from clients, as well as fostering strong client relationships. She loves being part of this close-knit team and strives to provide top-notch service to every client.

Prior to joining the team, Sue worked at Brown Printing/Quad Graphics for more than 30 years in cost accounting and outsourcing departments.

Sue resides in Waseca, MN, where she has lived since childhood. She has two grown children and four grandchildren that she loves to spend time with every chance she gets. In her free time, Sue loves taking winter trips to the beach, camping with family and friends, and spending time at her cabin on Madison Lake.


Martha CastanonMartha Castanon, Executive Assistant

Martha supports the team by processing new and existing account paperwork, supporting client service needs, and providing notary services.

Prior to joining the team, Martha had worked for 15 years in the insurance industry.

Born and raised in California, Martha now lives in Owatonna, MN with two of her children and two dogs. In her spare time, she enjoys spending time with her family and friends. You can frequently find her at one of her son's sporting events.

Stop by Our Office in Owatonna!

Come visit our team in downtown Owatonna at 202 W. Bridge Street, Suite 203. 

202 W Bridge Street, Owatonna, MN