O2 Mold Testing of Rockville

What They Do

Water DamageMoldMold Testing

• Indoor allergen sampling
• Mold sampling
• Pre-listing inspections
• A Mold Inspector
• Air Sample
• Air Sampling
• Black Mold
• Dangerous Mold
• Detailed Testing Reports
• Extensive Inspection
• Indoor Testing
• Lab Analysis
• Leak Detection
• Moisture Reading
• Mold Detection And Inspection
• Mold Detection And Inspection Services
• Mold Development
• Mold Exposure
• Mold Growth
• Mold Inspectors
• Mold Problems
• Mold Remediation Plan
• Mold Remediation Protocol
• Mold Removal
• Mold Testing And Inspection Services
• Mold Testing/ Inspection
• Residential Mold Testing
• Site Map

In Their Own Words

At O2 Mold Testing of Rockville, we understand that the safety and comfort of your home or business are paramount. We specialize in comprehensive mold testing and inspection services in and around Rockville, MD. Our services include moisture and leak detection, indoor air testing, swab sampling, and thermal imaging inspection. Choose us to provide an accurate mold assessment of your property, determine if there is a mold problem, and create a detailed plan to resolve it. Our IICRC-certified mold specialists utilize state-of-the-art equipment and the latest techniques to deliver precise results and also determine the underlying cause of any mold issues we find. Trust us to be your partners in maintaining a safe and mold-free property.

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

Before You Call O2 Mold Testing of Rockville

1. Do you take moisture readings every day and will you give me the drying log?
2. Are your technicians certified in water damage restoration?
3. Where do you think the moisture is coming from, and who fixes it?
4. Will you set up containment and negative air, and how will you protect the rest of the home?
5. Do you also do remediation? If so, who checks your work?

Ask for the license that fits where you live, a DC home improvement license, a Maryland Home Improvement Commission license or a Virginia Board for Contractors license, and look it up with that agency. 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

• DIY with careWhat to Do in the First 24 Hours After Water DamageAn hour by hour plan for the first day after water damage. Make it safe, stop the source, document, remove water and start drying before mold can start.
• DIY with careSafe DIY Mold Cleanup for Areas Under 10 Square FeetA step by step method to clean up mold under 10 square feet safely, with the gear to buy, what to throw away, why bleach is not the default, and when to stop.
• 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 friendlyWasher, Dishwasher, Fridge and Toilet Supply Line LeaksHow washer hoses, dishwasher lines, ice maker tubing and toilet supply lines fail, how to clean up each kind of leak, and how to replace a line yourself.