Mold inspection in San Antonio, TX. Licensed, local, and thorough.
Taylor, Darrell and Jessie make scheduled trips to the San Antonio area to inspect homes for mold and the moisture behind it, with lab samples and a written report you can act on.

Three ways we investigate
Every visit starts with a Mold Investigation. Add Jessie or InstaScope air testing when they'll help.

Mold Investigation
Our licensed whole-home assessment. We find the mold and the moisture feeding it, with 3 lab samples and a written report.
Learn more →
K9 Investigation
Jessie, our mold detection dog, searches for hidden mold behind walls, under floors and in cabinets.
Learn more →
Environmental Investigation
InstaScope air testing in every room, so you can see which rooms have elevated mold readings.
Learn more →Mold in San Antonio homes
San Antonio has historic homes in neighborhoods like King William and Monte Vista, along with newer homes across the city and in towns like Boerne and New Braunfels.
Older homes can trap moisture in crawl spaces and around aging plumbing, and heavy rains can bring leaks to homes of every age. We make scheduled trips to the San Antonio area.
Every Mold Investigation includes
- Whole-home visual assessmentEvery room, guided by building science.
- Moisture source investigationMoisture meters and thermal imaging find the leak or condensation.
- 3 lab samples includedTaken where the evidence points.
- A written reportWhat we found and clear next steps.
- Plain-language walkthroughWe explain what we see while we're there.
- A remediation protocol, if neededThe plan your licensed remediator follows.
Serving San Antonio and nearby
We're based in Dallas–Fort Worth and make scheduled trips to San Antonio. Tell us where you are and we'll let you know when we'll be in your area.
Questions from San Antonio homeowners
Do you inspect homes in San Antonio?
Yes. We make scheduled trips to the San Antonio area. Ask about our next trip and we'll add you to the list.
How soon can you come to San Antonio?
It depends on our next San Antonio trip. Tell us where you are and what's going on, and we'll let you know when we'll be in your area.
Are you licensed to inspect for mold in Texas?
Yes. K9 Mold Guide is a TDLR-licensed Mold Assessment Company (ACO1321). Taylor is a Licensed Mold Assessment Consultant (MAC2293) and Darrell is a Licensed Mold Assessment Technician (MAT1609).
Do you do mold remediation too?
No. Texas law doesn't allow the same company to do the assessment and the remediation on the same project. We find the problem, write the protocol your remediator follows, and check the work afterward.
Do you inspect homes for buyers?
Yes. Tell us your option period when you reach out, and we'll do our best to fit you into a trip in time.
Ready for answers about your San Antonio home?
Tell us where you are and what you're noticing, and we'll let you know when our next San Antonio trip is.