Mold Dog Knows

What They Do

Mold Testing

• MDK AI 20 MIN Free Consultation Calendar

Compare Them With Others in Grapevine

• All 7 mold inspection and testing companies in Grapevine

In Their Own Words

Mold Dog Knows – Elite K9 Mold Detection You Can Trust At Mold Dog Knows, we set the gold standard for K9 mold detection. Our highly trained detection dogs—backed by **elite career handlers with backgrounds in law enforcement, military, and private contract work—**offer unmatched accuracy in identifying hidden mold before it impacts your health. Unlike traditional mold inspections, our certified K9 teams can pinpoint up to 18 common toxic mold species concealed in walls, floors, ceilings, and HVAC systems—offering a non-invasive, highly effective alternative to outdated testing methods. Each of our handlers is certified as a Mold Assessment Technician in Texas, ensuring that our inspections go beyond just detection—we understand mold, its

Written by the business on its public profile. We have not verified these claims.

Before You Call Mold Dog Knows

1. Do you also do remediation? If so, who checks your work?
2. How many air samples will you take, and will you take an outdoor control sample?

For mold jobs of 25 contiguous square feet or more, ask for a Texas mold remediation contractor license and look it up with the Texas Department of Licensing and Regulation. Also ask for proof of insurance and industry certification for the technicians.

How Their Reviews Break Down

Counts from public listings as of September 23, 2026. A handful of reviews says less than a few hundred.

Read This While You Wait

• Call a proMold Testing, When It Is Worth It and How to Read a Lab ReportWhen a mold test is worth paying for, which kind to ask for, why store kits mislead, and how to read spore counts, outdoor controls and a lab report yourself.
• DIY with careAttic Mold on Roof Sheathing, Causes and FixesWhy mold grows on attic roof sheathing, how to find the cause, the fixes that stop it for good, and how to tell a cosmetic stain from a roof that needs work.