Gretchen Lizana Umberger

Gretchen Lizana Umberger
Real Estate Agent (Salesperson)
Houston TX

Salesperson (TX: 0513739)

23 years experience

REALTOR® 0 Active Listings Serves Harris County, TX
View on Realtor.com

Contact Information

Brokerage
Better Homes And Gardens Real Estate Gary Greene - Bay Area

Office Website
Office Address
1790 Nasa Parkway
Houston, TX  77058
(Harris County)
Office Phone
281-486-1900
Office Fax
Mobile
281-486-1900
Email
gretchen.umberger@garygreene.com

Service Areas

Nassau Bay: TX League City: TX Houston: TX Friendswood: TX Pasadena: TX Webster: TX Taylor Lake Village: TX Seabrook: TX El Lago: TX Iowa Colony: TX Bonney: TX Fresno: TX Sienna: TX Alvin: TX Rosharon: TX Arcola: TX Sandy Point: TX

About Gretchen Umberger

Gretchen Umberger is a seasoned real estate professional known for her strategic approach and unwavering commitment to her clients. Since 2003, she has been serving the Clear Lake and League City markets, delivering exceptional service to both buyers and sellers. A consistent top producer, Gretchen holds several prestigious designations, including Master Certified Negotiation Expert (MCNE), Certified Probate Real Estate Specialist (CPRES), and Graduate of the REALTOR® Institute (GRI). In recognition of her outstanding business performance, she received the Gold Award for business volume in 2020.

Before embarking on her real estate journey, Gretchen spent over seventeen years in retail sales management, where she honed her skills in merchandising and marketing. This background has significantly influenced her real estate practice, as she effectively applies her sales expertise to assist sellers in marketing their homes and ensuring buyer satisfaction. She notes, “My experience in retail merchandising seamlessly translates into my work with clients, enabling me to create successful marketing strategies.”

Gretchen’s approach to real estate is also marked by empathy. Having experienced the challenges of being widowed, she understands the complexities families face when managing estates. This personal journey inspired her to become a Certified Probate Real Estate Specialist, allowing her to provide informed support to families during difficult transitions.

Outside of her professional endeavors, Gretchen is dedicated to community service. She actively volunteers with organizations such as Project Joy and Hope, which supports families with children facing life-limiting illnesses, as well as The Sunshine Kids and The American Cancer Society’s Relay for Life. Additionally, she founded a local chapter of Business Networking International, which has played a pivotal role in helping numerous local businesses enhance their community presence.

Harris County, TX Real Estate Market Analysis (Single Family Homes)

$487,691
Avg. Listing Price
From Gretchen's portfolio
3.6 / 3.0
Avg. Beds/Baths
Typical property size
2,400 sf
Avg. Square Footage
Interior living space
18698
Active Listings
Current inventory

If you need to reach working real estate agents in the Houston metro, this list was built for you. Mortgage lenders, title companies, PropTech platforms, insurance providers, continuing education companies, and recruiters all buy Harris County real estate agent email list data to get in front of licensed professionals who are actively closing deals and consistently looking for tools, services, and partnerships that help them do it better.

Harris County is one of the most competitive real estate markets in the country, and the professionals operating inside it are worth reaching directly. Whether you are pitching E&O insurance, a new transaction management platform, a CE course, or a recruitment opportunity, this list gives you a direct line to {{AGENT_COUNT}} verified, actively licensed agents — including {{CELL_COUNT}} with cell phone numbers on file for SMS or direct dial campaigns.

Why Buy a Harris County Real Estate Agent Email List From Dr Bill

Every record in this database is sourced directly from the Texas Real Estate Commission, the official state licensing authority — not scraped from third-party directories or aggregated from stale web data. Emails are cleaned monthly, new contacts are added weekly, and the entire database is fully refreshed twice a year. The result is a 96% deliverability guarantee that cheap list vendors simply cannot match, because they are not doing the maintenance work required to back that number up.

Dr Bill has been selling real estate agent email lists since 2005 with over 31,000 lists sold across the country. That track record means the data standards, the update cycles, and the deliverability guarantee are proven at scale. You are not gambling on a CSV file from an unknown source — you are buying from the most experienced vendor in this space.

How to Use This Harris County Agent List

The most common use case is cold email outreach through platforms like Zap Contact (zapcontact.com), which are purpose-built to send compliant, high-volume prospecting campaigns to professional audiences. The list is formatted to load directly into cold-email platforms so you can be sending within hours of purchase. You can also use it for direct mail, LinkedIn audience matching, or live phone outreach using the included cell numbers.

Smart buyers segment the data before they launch. Separating broker licensees from sales agents, for example, lets you tailor your message — a recruitment pitch lands differently with a broker than it does with a first-year agent. The list supports that kind of targeting out of the box.

Why Harris County, Texas Agent Data Matters

Harris County encompasses Houston and dozens of surrounding cities including Pasadena, Baytown, Humble, Katy, and Sugar Land. With {{AGENT_COUNT}} actively licensed agents concentrated in a single county, the density of opportunity here is unusually high. No other vendor offers zip-code-level segmentation within Harris County — meaning you can target agents in a specific neighborhood or corridor rather than blasting the entire metro.

Statewide Texas lists are broad by necessity. A Harris County-specific list lets you focus your budget, improve response rates, and speak to the local context your prospects actually care about. Precision targeting at the county and zip level is the difference between a campaign that converts and one that gets ignored.

Current Property Listings

Gretchen Umberger currently has no properties listed for sale in Houston and surrounding areas. Check back later.

Current Property Rentals

Gretchen Umberger currently has no rental properties available in Houston and surrounding areas. Check back later.