Our Company

Guaranty Retirement Solutions is dedicated to building lasting client relationships that are built on mutual trust and respect. It is our goal to offer clients the best possible products and service available, so their individual financial goals can be achieved. We will always consider your best interest first and act accordingly when introducing product options that are available.

Kathryn Grimco
President & Owner

Kathryn has been active in the insurance services business for over twenty years and is recognized as an accomplished leader within the industry. After spending several years working with other firms, she and Co-Founder Todd Miller wanted to establish a company that put the clients’ needs before the bottom line. Throughout her career, Kathryn has been awarded multiple achievement awards including Outstanding Producer awards and the Premier Status Producers award from several A-rated insurance companies. She is also a member of MDRT Million Dollar Round Table. Although she enjoys the success she has realized throughout her career, one of her greatest joys comes from being a grandmother and spending quality time with her family. Kathryn was born and raised in Iowa and has been an Arizona resident since 1994.

Aaron Ezolt
Account Representative

Aaron brings several years of experience to the Guaranty Retirement Solutions team and places careful focus on helping retirees and those getting ready to retire achieve their financial goals. After spending several years in executive accounting in the entertainment industry, Aaron began his career in the financial services industry. Throughout his career he has been able to utilize his background, experience and accounting knowledge to further assist clients with their retirement strategies. Aaron works with some of the top performing companies in the financial services arena, which allows him to offer clients superior products for their portfolio. Aaron takes pride in giving concierge-like service to clients, particularly those unfamiliar with the inner workings of the financial industry. Aaron arrived in Arizona by way of Los Angeles with his wife Jamie and two beautiful children and has been enjoying life in the desert lifestyle ever since.

Joel Roper
Senior Account Representative

Joel has dedicated his many years of customer relations experience to the Guaranty Retirement Solutions team, and has successfully transitioned his top-notch customer service and sales skills into being a leading Account Representative with the company. Joel is a multimillion-dollar producer for the firm, and has greatly contributed to the ongoing success of the company. Joel is a Missouri native but has been enjoying the Arizona sunshine since 1997. When he is not assisting customers with their financial needs he appreciates the outdoors and likes to hike and camp as well as loves to snorkel or scuba dive whenever he gets the chance. Joel also enjoys spending time with family and friends or just relaxing with a good book to read.

Debbie VanZuiden
Executive Assistant

Debbie has over 35 years of administrative and customer service experience and plays a key role in the day-to-day business operations in the Surprise, Arizona office. She is extremely proficient in her role and understands the importance of providing superior administrative support as well as exceptional service to our clients.

Debbie moved to Arizona from Illinois in 2017 with her husband Henry.  They are enjoying Arizona life and are not missing the cold Illinois winters.