Mold inspection
- Moisture detection
- Infrared technology
- Certified mold inspectors
- No conflict of interest
Certified mold inspection and testing in Los Angeles. Same-day appointments, lab-verified reports, and no financial stake in any remediation work that follows.
(213) 832-8233What We Do
Air and surface samples analyzed in a state-certified lab. You receive mold species ID, spore count data, and lab-verified documentation that holds up with insurers, attorneys, or counsel.
About
At 24H Mold Inspection of Los Angeles, we know no two buildings respond to moisture the same way.
Los Angeles presents a deceptively complex mold environment — the Mediterranean climate means dry summers mask the real risk, which arrives with the rainy season, marine layer humidity along the coast, and the wide variation in building conditions across one of the most architecturally diverse cities in the country. Coastal neighborhoods from Venice to Pacific Palisades deal with persistent marine moisture that drives mold in wall cavities and crawl spaces year-round, while inland areas like the Valley experience extreme heat-to-cool differentials that generate HVAC condensation issues in tightly sealed homes. The city's enormous range of building ages — from 1920s Craftsman bungalows in Highland Park to mid-century apartments in Koreatown to newer construction in the Palisades — means that no single mold risk profile applies across Los Angeles.
Los Angeles contains one of the most varied property mixes of any city in the country, spanning Craftsman bungalows, Spanish Revival stucco homes, mid-century apartments, post-war ranches, and modern high-rise condominiums. Stucco exterior cladding — dominant across the region — is particularly vulnerable to mold when surface cracks allow water intrusion during the rainy season, trapping moisture inside wall assemblies where it cannot dry in either direction.

Services
Mold inspection, mold testing, and environmental risk assessments for Los Angeles properties. Available 24/7, with no remediation work to bias the findings.

Why Us
24H Mold Inspection of Los Angeles combines local field experience with state-certified methods and lab analysis. Reports get back to you quickly and clearly, with no upsell tacked on to the findings.
We don't stop at surface-level findings. Active leaks, health symptoms, post-remediation work, and pre-purchase due diligence each call for a different inspection approach. Our certified mold inspectors guide you through the specific situation rather than running a generic checklist.
Strengths
We check every box, then go further. Book your inspection today
Licensed inspectors with proven field experience in Los Angeles.
FLIR thermal cameras, calibrated moisture meters, and lab-verified sampling.
Straightforward updates and honest reporting throughout the process.
4.9 stars from 171+ Los Angeles homeowners and businesses.
Testimonials
Thousands of Los Angeles property owners have come to us for reliable, detailed mold assessments
Jonny was very great and very helpful from start to finish. He was extremely informative, professional, and clearly knew exactly what he was doing. He took the time to explain the entire mold inspection and testing process in a way that was easy to understand and made sure all of my questions were answered without rushing anything. Jonny was very thorough and detail-oriented, checking all the areas of concern and explaining what he was looking for and why. You can tell he has a lot of experience and genuinely cares about doing the job right. The equipment he used was professional, and he walked me through the results so I fully understood what was going on in my home. Overall, 24h Mold exceeded my expectations. The service was prompt, honest, and professional, and I felt confident and reassured after the inspection was completed. I would highly recommend 24h Mold to anyone needing mold inspection or testing—especially if you want someone knowledgeable, reliable, and easy to work with.
Nicole
5 Step Process
Choose a date and time that fits your schedule.
Flexible scheduling means same-day and next-day appointments are usually available, with 24/7 emergency response when the situation needs it.
Our certified mold inspectors assess every mold-prone area.
We walk the property identifying visible mold and moisture issues, using thermal imaging and moisture meters to catch what's hidden behind walls and under flooring.
Air and surface samples collected for lab analysis.
Our certified mold inspectors collect targeted samples from key areas to find mold spores both visible and hidden, with sample sites documented on a property map.
Lab testing returns precise results.
Samples go to a state-certified lab for detailed analysis identifying mold species and contamination levels, typically returned within 24 to 72 hours.
Insights and clear next steps from our experts.
You receive a written report with lab results, inspector findings, and specific recommended action steps to resolve any mold issues safely.
Who We Serve
24H Mold Inspection of Los Angeles brings clear answers to HOAs, hotels, commercial buildings, and homes through certified mold inspection and testing services.
Contact
Tell us what's going on and we'll respond the same day
Location
24H Mold Inspection of Los Angeles
Phone
(213) 832-8233Service area neighborhoods
Newsletter
Monthly notes from our inspectors on prevention and air quality.