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About me

I am Johnna Maertz, Partner and Broker at Blue Dolphin Realty, LLC. I have been in the workforce since the age of 16. I worked the oil and gas industry in the late 80's and early 90's preparing auto-cad drawings and designing oil and gas skids for manufacturing. When this industry headed on a downhill slope, I partnered in a medical supply business in 1992. Thus was the beginning of my self-employment ventures. I then moved into real estate as

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Overall Rating

4.98/5.0
Start FullStart FullStart FullStart FullStar Half-Quarter
Based on 152 completed surveys
Competency
Competency
4.97 / 5.0
Market Knowledge
Market Knowledge
4.97 / 5.0
Communication
Communication
4.99 / 5.0
My Experience
My Experience
4.99 / 5.0
Seller's feedback on County Road 477 on 2026-05-26 07:54:15.243

“Amazing experience”

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Johnna Maertz, a member of the Houston Association of REALTORS®, provides real estate services and real estate information.
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