Sandy Grassmuck, GRI, SFR, ePRO (Grassmuck Realty, LLC) Real Estate Broker/Owner



Sandy Grassmuck
location_on Lake Saint Louis, MO — Grassmuck Realty, LLC
Get to Know Sandy Grassmuck

Sandy Grassmuck has been in the real estate industry for over 13 years. Her experience includes Commercial Property management, residential property management, home owner association management, real estate accounting, sales, extensive experience with real estate investment property and investors.   Formerly, Sandy was with Keller Williams Realty, Prudential Patterson Realtors, and a few Real Estate Investment Companies. She is the founder, facilitator and host of the only Real Estate Investment Convention in the St. Louis Area, The Real Estate Extravaganza. In 2007 and 2008 she hosted 5 of these conventions in the St. Louis and Metro East Areas. Prior to her career in Real Estate, her experience was in office management and full charge accounting. 

Sandy completed her broker's license in December 2008, her GRI, Graduate Realtor Institute and ePRO certificate in August 2009 and her SFR, Short Sales Foreclosure Resource Certificate in February 2010.  She was honored with the Five Star Agent Award from St. Louis Magazine in 2011 and Beyond the Best 2011, top 50 businesses in St. Charles County by Streetscape Magazine.

Sandy is affiliated with the following organizations and committees:

Member of the National Association of Realtors - NAR (2005-present) Member of the Missouri Association of Realtors - MAR (2005-present) Member of the St. Charles Association of Realtors - SCCAR (2005-present) SCCAR Board Director - 2011 - 2013 MAR Director - 2012 SCCAR Professional Development Committee - 2009, 2010, Chair 2011 SCCAR Grievance Committee - 2010 SCCAR Finance Committee - 2010 Member of the Commercial Division of SCCAR - 2010, 2011 Ambassador member of the Lake St. Louis Dardenne Prairie Chamber of Commerce - 2008, 2009, 2010 Board of Directors for the Lake St. Louis Dardenne Prairie Chamber of Commerce - 2010 Volunteer for several committees with the LSLDP Chamber of Commerce - 2008, 2009, 2010 Member of WBA - Women's Business Alliance - 2010 Member of Lake St. Louis BNI -2010 Member of Street REIA - Real Estate Investment Club - 2006 to present Member of St. Louis Family Church - 2002 to present Member of Faith Church of St. Louis - 2010

Sandy resides with her loving husband, Bill and her wonderful son, Zac Farmer at Lake St. Louis. Her and her husband along with the company and their agents give regularly their time and resources to several local and national charities.  Sandy is a true believer in giving back!


Grassmuck Realty, LLC serves St. Louis, St. Charles, Frankline, Jefferson, Lincoln and Warren Counties. Although our office in located in Lake St. Louis, we have agents through the area.  We serve first time home buyers, move up buyers, relo buyers, down sizing buyers.  We also serve sellers, distress home sellers, estate sales, seniors selling and moving into assisted living facilities.


Sandy Grassmuck is the owner and managing broker of Grassmuck Realty, LLC founded March 13, 2009. Since that time we have been growing significantly.