About Us

Selling Homes of Distinction

Clients are constantly giving Nancy the highest compliment in business; repeat business, and referrals. Professionalism, first class service to clients, and documented success in marketing luxury properties throughout the DFW area are all reasons to contact with Nancy Dennis concerning your real estate needs.  She is recognized as a Top Producing Realtor in the Southlake/Colleyville/Westlake corridor. Ranked #1 for single family home sales in Colleyville for the last 10 years.*

Nancy has been recognized by D Magazine as a “D Best” Realtor from 2004-2016 and further honored as a “D” Top Producer Realtor from 2011-2016. She is a Charter Member of the TOP PRODUCER FORUM which is a group of DFW Realtors who meet regularly to network, promote listings, current buyer needs etc. as well as exchange real estate information, mortgage details, appraisal issues, etc. Nancy graduated from Birmingham Southern College with a BA in Accounting and has a wealth of financial expertise from previously owning and operating her own CPA firm in a major southern city from 1978-1997. She then brought her background in finance, accounting, and tax to Texas providing her a definite edge for her in real estate.

Custom Marketing and Advertising is done to “showcase” your home. This makes your listing more visible than others. Just ask our recent clients (references available upon request) about how Nancy gets results! She combines this custom marketing with the Sotheby’s website and its connection with world wide publications such as, The Wall Street Journal, New York Times, as well as many international publications to maximize your listing’s visibility. This brings your extraordinary property to the attention of the world and showcases it for sale.

Nancy has proven and reliable resources including decorator-stagers, landscapers, pool services, and general repair contractors to get your home in top shape for listing to sell at the highest price in the quickest timeframe. In addition, she has a staff that includes a licensed buyer’s agent, Susan Baum, a listing coordinator, and a marketing assistant to allow her more time to sell your home or find the perfect home for your needs.

Nancy makes time for philanthropic and charitable organizations as well as making donations. In addition, she generously provides sponsorships for area school athletic and educational programs which afford a way to give back to our community.

* Documented by Real Estate sales numbers audited and reported by NTREIS.

The Nancy Dennis Group

 Integrity. Expertise. Commitment. These are the core values that define the Nancy Dennis Group and serve as the hallmark of our reputation as leading real estate professionals. Our extensive market knowledge, coupled with our commitment to providing exceptional service for our clients, has earned the Nancy Dennis Group a reputation for excellence unsurpassed in the field.  We are pleased to announce the expansion of this group to include the following colleagues:

Susan Baum has joined as an Administrative Assistant providing critical support and implementing administrative systems, procedures, and policies. She is an interested GCISD parent with a daughter and son in GCISD schools. She is dedicated to maintaining property values in Collevyille, involved in local issues and charitable organizations.

Janet Smith is continuing in her role as a Listing Advisor and has served in this capacity for the past eight years. Janet is extremely involved in the Colleyville community serving on numerous boards for charitable and community affairs.









Jeannine Speiden is continuing in her role as a Marketing & Social Media Specialist. Jeannine joined The Nancy Dennis Group in April of 2014 having worked as a management consultant for over 16 years. As a resident of Frisco, she is currently serving on her children’s elementary school PTA Board, her Homeowner’s Association Board, and is a volunteer in her community.