77377 Real Estate Agents

When it comes to buying or selling a home, my goal is to save you time and money! With over 30 years of real estate experience I pride myself on offering my clients exceptional service and market knowledge.

As a native Houstonian, Olga Martinez-Garza is a seasoned residential agent who brings years of training and experience to assist with all your real estate needs. Her prompt communication, candid advice, and transparent approach have earned her clients' trust, turning strangers into repeat clients and lifelong friends. Being bilingual in English and Spanish enables her to help dozens of families find their dream home and/or investment property in Greater Houston/North Harris County and surrounding areas. Whether working with first-time homebuyers or luxury buyers and listings, Olga's vast experience will help achieve the best outcome in every transaction.



Olga's dedication to service has directly translated into her real estate practice, and she is committed to fulfilling the mission of the National Association of Hispanic Real Estate Professionals (NAHREP). In 2023, she will serve as the NAHREP Houston Chapter President, focusing on sustainable Hispanic homeownership. Olga served as the lead for the team she co-founded, earning them the distinct recognition of the Circle of Excellence - Diamond Award for their 2022 production.



In March 2023, Olga made the move to Nan and Company Properties, owned by one of her role models, where she hopes to continue to scale her real estate career. Outside of real estate, you can find Olga alongside her husband on the ball field cheering on their kids, who play travel softball and little league baseball. Olga's success in the industry is attributed to her compassion for her clients and respect for their cultural differences, her passion for generational wealth, and her commitment to learning and staying current with the latest market trends.

I am dedicated and very passionate in helping people with their real estate needs. I know that real estate is a very personal business. Bilingual(English & Spanish) Serving the greater Houston Metropolitan area, including North Houston, West Houston, Energy Corridor, Katy, Sugar Land, Cypress, Spring, Tomball, The Woodlands, Conroe and Magnolia.

My objetive is to represent each client with phenomenal quality service and expertise. I know how to get top dollar for sellers and find the perfec home for buyers. It is my pleasure to help you to buy, sell and lease Real Estate Properties.

The 80 % of my business is generated through referrals from past clients. That is why taking care possible of my clients and their families is very important to me always. I am with my clients from the beginning to the end of the process. Call me ! I will be happy to help you find the home of your dreams.

With over 10 million in annual sales, representing sellers with residential land , ranches, single family homes, and commercial land to various investors, foreclosure buyers, empty-nesters, and families who upgrade to accommodate their growing family, I have represented clients from Harris, Waller, Grimes, Fayette, and Austin Counties. My office is The State of Texas!

Education and keeping abreast of current real estate issues and specific markets in Houston and surrounding is a huge priority to me. I pride myself on excellent communication, honesty, integrity and providing stellar customer service to my clients at all times. I enjoy working with and getting to know my clients and their unique needs.

I invite you to call or email me to talk about your real estate goals and dreams. I promise you won't be disappointed!

Maria Calderon was born and raised in Harris County. Her familiarity with the area and its surroundings is extensive. Over time, she has established a large network and developed strong relationships with local businesses and individuals. In 2023, she obtained a real estate agent license, leveraging her knowledge and connections to assist her clients.

"I believe that providing professional and honest real estate advice is the most crucial aspect of my real estate career. I enjoy working with families who are relocating to Houston, TX, whether it's for their first or second home purchase. In addition, I have established relationships with investors and builders. What I love about Harris County is the diversity of its communities, making it an excellent destination for anyone looking to buy, sell, or invest in real estate."

Maria has 18 years of professional customer service experience in the banking industry. Her exceptional customer service skills allowed her to transition to the real estate field.

Maria is a highly energetic and warm person who is devoted to assisting you in finding your dream home.

Hi, I'm David R. Wallace of the Ann & David Wallace Team. I am a real estate professional and TV show host of a national TV show about Real Estate, Lifestyle and Culture. The Ann & David Wallace Team has over 28 years of combined real estate industry experience (Ann, 22+ years and David, 6+ years) and has over $150 million in property sales. The Ann & David Wallace Team was the #1 Team at Keller Williams Professionals in 2021 and #2 Team in 2023. In 2023 alone, we had over 36 property transactions with over $15 Million in property sales. In 2024, Ann and I became hosts of a national TV show called "The American Dream - Selling Houston". This is an Emmy Award nominated show that is on networks like HGTV, Travel, Apple TV, Roku and Amazon Prime. David Wallace was born and raised in the Houston/Harris County, Texas area. This has given him an opportunity to build an extensive network and form close relationships with local businesses and people. "I have over 50 years of local knowledge of the Houston area. I know the top neighborhoods, school districts and most importantly how to get in and around this huge city." David knows that the Houston area has it all and just about any style of home can be found. "The greater Houston area is really a big"shopping ground" for anyone looking to buy or sell a home." David's experience hasn't always been in real estate. He has over 25 years in the oil & gas industry and 10 years as an officer in the US Army. "A big part of Houston is the oil & gas business. We have people moving in and out of this area all the time due to company transfers and relocation. I know what these clients like and where they want to live." David's vast experience has made him excellent with contracts and negotiations. With him, clients get an ethical and no-nonsense business professional that always has their best interest in mind.