Crawl Space Ninja of Columbia

What They Do

Water DamageMoldMold TestingOdor

• Basement Waterproofing
• Downspout Extensions
• Yard Drainage
• Crawl Space Humidity Control Systems
• Mold Removal
• Crawl Space Encapsulation
• Basement Dehumidifier Install
• Basement Waterproofing Service
• Crawl Space Dampness Control
• Crawl Space Moisture Control
• Crawl Space Repairs
• Crawl Space Vapor Barrier
• Down Spout
• Mold Remediation
• Retaining Wall
• Water Damage Repair
• Whole Home Dehumidifier Install
• Crawl Space Inspection
• Vapor Barrier Installation
• Moisture Barrier Sealing
• Crawl Space Dehumidifier Installation
• Crawl Space Air Sealing
• Crawl Space Vent Sealing
• Crawl Space Odor Control
• Mold Prevention Treatments in Crawl Space
• Mold Removal in Crawl Space
• Mold Remediation in Crawl Space
• Mold Remediation in Basement

In Their Own Words

Crawl Space Ninja transforms your damp, musty crawl space or basement into a clean, dry, and healthy part of your home. We are your local experts in crawl space encapsulation, basement waterproofing, and mold remediation. Our highly-trained "Ninjas" use top-quality materials to protect your foundation, improve air quality, and increase energy efficiency. We proudly offer lifetime warranties and 5-star customer service to protect your biggest investment. Contact us for a free, no-obligation inspection in the Columbia area!

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

Before You Call Crawl Space Ninja of Columbia

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 a South Carolina contractor license and look it up with the state Department of Labor, Licensing and Regulation. Also ask for proof of insurance and industry certification for the restoration crew.

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 with careGetting Smoke Odor Out of a Home, and Why Ozone Is RiskyHow to remove smoke odor from a home for good. Clean the source, wash fabrics, fix the HVAC, seal what cannot be cleaned, and why ozone generators are risky.