Sandy Grassmuck is a second-generation entrepreneur and the Broker/Owner of a successful, award-winning real estate brokerage in Lake St. Louis. Known for her integrity, leadership, and high-level production, she has held numerous influential roles within the real estate industry while building a reputation as a trusted and visionary professional.

In addition to her business leadership, Sandy is a dedicated holistic practitioner. She is a certified Sound Practitioner and Holy Fire® Reiki Master, offering clients deep energetic healing and relaxation through sound journeys, Reiki sessions, and sonic massage. As a Feng Shui consultant and expert in clearing energy from homes and environments, she helps individuals and families realign their spaces to support peace, abundance, and wellbeing.



Currently serving as Alderman for Lake St. Louis Ward 1, Sandy also works as a Life Coach, guiding others to overcome blocks, rediscover their purpose, and create lives of meaning and joy.

Whether supporting clients in real estate, healing, or personal growth, Sandy brings a unique blend of spiritual insight, grounded leadership, and heart-centered service to all she does.