Our Mentors


Robert Griffin


My name is Robert Griffin, a Realtor with Texas United Realty, based in Houston TX. I am a 20-year Top Performing Commercial and Residential real estate veteran.

I have a long record of successfully guiding local and national clients with their commercial real estate acquisitions, lease obligations and residential needs / investments. With my excellent customer service background and commitment to hard work, I am able to consistently exceed and support the financial goals of my clients. I am a believer of open and clear communication and use these character traits to build relationships with clients and more importantly, maintain those relationships and offer continued services for years to come.


Leslie Threadgill


A native of St. Louis, Missouri, Leslie came to Houston, Texas in 2003 and knew she had found...home. Leslie specializes in residential sales, buyers, and leases in the Humble, Spring and Houston Northeast area.  Since 2004 in the mortgage industry, Leslie brings her knowledge to the Real Estate market. As a devoted real estate professional, Leslie will make every effort to ensure your experience is as smooth and enjoyable as possible. 

I am here to help you through the process, whether it is just answering general market questions or finding the right financial options.  My goal is to assist you from under an old home and into a new one knowing that you are satisfied.



Tiffany Black


Tiffany Black is a REALTOR® with over 10 years of experience with Texas United Realty where she provides solutions for the needs of home buyers and sellers. Tiffany was born Cincinnati, Ohio but resides in Houston, Texas for over 22 years where she and her 3 boys live.

Tiffany caters to the first-time home buyers and Houston relocation buyer's markets; she provides a realm of real estate services to include residential & commercial as well as luxury apartment locating services. She is a member of the National Association of REALTORS, and various & Local REALTOR Associations. Tiffany is highly skilled in Mortgage Requirements & Financing, Credit Scoring, Government Down Payment Assistance Programs, New Construction Home Builders and Contract Negotiations. Tiffany's goal for her clients is to give the best customer services and to help them get in their home with little to no money down.




Stacey Foster


Stacey has been in the Real Estate profession for over 30 years and has seen how well a real estate transaction can go and how it should NOT go and how to avoid the latter. Her experience includes property management, corporate relocation, apartment locating and residential sales including large scale property acquisitions for a Real Estate Investment Trust. 

One of her goals as a mentor is to show you how to be an excellent Realtor that people respect and appreciate your hard work. It takes hard work and she has the experience to show you what needs to be done to get the job done right the first time. 

The people Stacey has met and the relationships she has developed are the reason she enjoys her real estate career. Living in Houston for over 40 years, she loves to experience the diverse cuisine the city offers. She also loves to travel and learn about new cultures.



Ryan Hajdik


I was born and raised in Richmond, Texas. I have built a successful career in real estate since 2004. For over 18 years I have been a full-time real estate agent.  I was homeschooled by my parents and also helped my dad with his lawn and landscape business. I learned that hard work pays off.  I am a cancer survivor, and that has taught me to live life to the fullest. I base my career on integrity, honesty, and hard work in every detail of every one of my transactions. I have worked in every aspect of the industry representing sellers and buyers in both residential and commercial markets. My strong base of loyal repeat customers is the reason I have been so successful in this incredibly competitive sales environment. 




Rachel Lopez

 As a seasoned real estate professional understand that buying or selling a home is more than just a transaction: it’s a life changing experience. That’s why I am dedicated to providing exceptional personalized service for all of my clients. I take great pride in the relationships I build and always work relentlessly on the client’s behalf to help them achieve their real estate goals. My philosophy is simple: Clients come first. I pledge to be in constant communication with my clients keeping them fully I formed throughout the entire buying or selling process. I believe if you’re not left with an amazing experience, I haven’t done my job. I don’t measure success through achievements or awards but through satisfaction of my clients.


Will Harvey


Having years of experience, Will Harvey has become a rising Go To agent in Texas Real Estate and a consistent leader with a reputation for tenaciously protecting his clients' interests. Savvy in negotiations and cutting-edge marketing strategies, joined with uncompromising integrity is a foundation of Will's services. He is exceptionally respected not only for his track record and hard work, but for his unbelievable professionalism. He does whatever he can for his clients. Will would like to thank you for your referrals and repeat business.



Cristal Fagan


With over a decade of experience, Cristal has a solid foundation in the real estate industry and knows what it takes to successfully buy or sell in various market conditions.  She works with clients from all walks of life, including first-time home buyers and sellers. Coming from a marketing and education background, she strongly believes in providing her clients with the necessary tools and accurate data to allow for their educated real estate decisions. You can trust that you are in excellent care with Cristal patiently guiding you along your real estate journey while also providing top-notch communication along the way! 




Danielle Navas


As a highly knowledgeable and experienced REALTOR® and Mentor, I am passionate about helping my clients achieve their goals. As an acclaimed business leader in real estate, I am driven by the ambition to change people's lives and create a legacy in the industry. My passion for providing and guiding homeownership dreams and real estate career vision with streamlined strategic operations has provided me with a solid foundation of industry excellence upon which my career at Texas United Realty is built. Real estate, to me, is not a job, it is a passion and obsession.

Whatever audacious real estate career goal you want to accomplish, I am excited and honored to guide you and be part of your success story. I will help you set your goals, motivate you to follow your dreams and teach you how to grow and sustain your real estate career while holding you accountable. Ultimately, I will help you see the big picture and a path to get there. Make me your go-to Mentor.



Tiffany Stepanski

Experience and Professionalism isn't Expensive... It's PRICELESS! With over 17 combined years in the Real Estate Industry, Tiffany is definitely, Your #KeyConnection and isn't short on experience to help you get the most out of your home selling or purchasing experience! Using unique and creative marketing strategies. Tiffany is making waves into the Sales aspect of Houston's thriving real estate community In partnership with her broker Texas United Realty. Earning our Customer's Satisfaction is a Top Priority! Rest assured that your move... be it across town or cross country will be handled with the professionalism you come to expect & deserve!