My Team

I take customer service very seriously. So does my staff. Together, we are committed to providing exceptional customer service to all of our clients. If you need to schedule an appointment, make changes to your current accounts, submit a claim or request any other service, please let us know. We will respond promptly.

Casey M Sparks

Casey M Sparks

Financial Representative Assistant
Office 605-348-2085

Casey is from Phenix City, Alabama and moved to South Dakota in January of 2016 with her husband James. Together they took on life's new challenges when James joined the USAF in June of 2015. Ellsworth AFB is their first duty station, making this their first move away from the South. Casey loves being outdoors in the Black Hills whether it is hiking, camping, swimming, or driving. Shes loves experiencing and learning new things. Casey joined my team in October of 2016 as my assistant and loves what she does. She loves serving others and making them feel like they have had a one of a kind experience.


Rick Rathert, CLU®, LUTCF, CASL®, CLTC

Financial Advisor


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