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License #: The Leavenworth Team


Senior Broker Associate
Coldwell Banker Residential Brokerage


Customer First Philosophy

There are many reasons why Gary has excelled in this profession but it is primarily because of his integrity, market knowledge, marketing savvy, keen negotiation skills and deep network. He knows that putting his clients first is key, and this has ultimately become the hallmark of his business.

Communities Gary Serves

Since 1982, Gary has dedicated himself to Naperville and the immediate collar communities in an effort to provide the best service available.  Gary has also made it his business to develop rock solid working relationships with the best agents outside his service area to serve you.  Please do not hesitate to contact Gary for a referral to the best agent in your area of need.

Professional Background

Other than a two year stint in the US Military, selling Naperville area real estate has been Gary's lifelong profession. Gary started his real estate career with Coldwell Banker in 1982 when he was just 26 years old and was awarded Rookie of the Year. Over the past thirty five years, Gary has had many opportunities to grow within his chosen profession which includes the creation of his own full service real estate company, Leavenworth Realty, from 2002 to 2015 before returning to Coldwell Banker.  

Personal Background

Gary was born and raised in Plymouth, Michigan.  Gary has been a resident of Naperville since the summer of 1978 when he met and later married to his wife, Pam who is a Naperville native and also a Realtor with Coldwell Banker. Gary and Pam have two married children and three grandchildren.

Community Involvement

Gary personally contributes his success in real estate to his committed efforts to give back to the greater Naperville community with many civic organizations including serving three terms on Naperville Plan Commission where he took a leadership role in molding the greater Naperville community that we enjoy today. Serving on Naperville's Plan Commission for nearly a decade provided Gary with a very unique perspective of the community as a whole that most Realtors never gain which in turn is a great benefits to his clients and fellow Realtors alike.  Gary has also dedicated himself to the creation of an annual charity event called Singing for Seniors. You can learn more about Singing for Seniors by visiting


Communities Served

MLSNI The data relating to real estate for sale on this website comes in part from the Broker Reciprocity program of Midwest Real Estate Data LLC. Real Estate listings held by brokerage firms other than Coldwell Banker Residential Brokerage are marked with the Broker Reciprocity logo or the Broker Reciprocity thumbnail logo and detailed information about them includes the names of the listing brokers. Some properties which appear for sale on this website may subsequently have sold and may no longer be available. The information being provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Copyright (c) 2018 Midwest Real Estate Data LLC. Information deemed reliable but not guaranteed.