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Mold Inspection & Testing in Winnetka

Independent mold inspection and testing in Winnetka for single-family homes, ADUs and rental properties.

CRMI Certified Mold Inspector
CRMI Certified Mold Inspector
Testing only. We never remediate.
$49 inspection,waived if you proceed with testing during the visit.You approve the cost before we sample.

What We Look For in Winnetka

Winnetka is flat, dense and largely built out with 1950s and 1960s tract homes, along with apartments along the main boulevards. Many lots now have a converted garage or a newer ADU behind the main house, and the quality of those conversions varies. Older homes often have original plumbing and small bathrooms without exhaust fans. Valley summers are hot, and winter storms test flat roofs and patio covers. We check the moisture source first, then sample if it will help.

Tract Homes, ADUs and Garage Conversions in Winnetka

Winnetka is next door to Canoga Park and a few minutes from our base in West Hills. Common concerns here involve a converted garage or backyard unit with a musty smell, condensation on windows or a stain on the ceiling. Garage conversions sometimes sit on the original garage slab without a moisture barrier, and small units without an exhaust fan trap humidity from showers and cooking. Main houses deal with aging plumbing and older bathrooms. We inspect both the main home and any ADU on the lot.

Who We Help in Winnetka

We work with homeowners, renters, landlords, property managers, real estate agents, buyers and sellers in Winnetka. Some clients call after a leak or a musty smell, others need documentation for a landlord, an HOA or an insurance claim, and many book before closing on a home. Whatever the reason, you get an independent inspector, honest answers and a clear written report.

How a Mold Inspection Works in Winnetka

  1. Book online or call (818) 658-9336. Our team calls you within 2 hours to confirm a time that works for your Winnetka property.
  2. Your inspector evaluates the area of concern, takes moisture readings where appropriate and explains what they see.
  3. If sampling will answer a real question, we explain the options and the price first. Nothing is sampled without your approval, and the $49 inspection fee is waived if you proceed with testing.
  4. Samples go to an independent laboratory. Results typically arrive in 24 to 48 hours, with a written report and clear next steps.

Mold Testing FAQs for Winnetka

Can you inspect our ADU or converted garage?

Yes. We can include the main house and the ADU or converted garage in one visit. Testing is priced and approved by you before any samples are taken.

My tenant reported mold in the unit I rent out. What should I do?

Book an inspection so you have an independent answer. We document moisture readings and visible conditions, collect samples where they will help and provide a written report with the laboratory data. We do not perform repairs, so the report is not tied to a remediation bid.

Why does my converted garage smell musty?

Common causes are moisture coming up through the original slab, poor ventilation and leaks where the old garage door opening was framed in. We check the floor, lower walls and that framed-in wall with a moisture meter.

How much does a mold inspection cost in Winnetka?

The professional mold inspection is $49, and it is waived if you proceed with testing during the visit. Testing is priced and approved by you before any samples are taken.

Is Winnetka in your service area?

Yes. Winnetka is a few minutes from our West Hills base. Call (818) 658-9336. The line is answered 24/7.

We Test. We Do Not Remediate.

Just Mold Testing is an independent inspection and testing company. We do not perform mold removal in Winnetka or anywhere else, and we never will. The company that finds the mold should not be the company that profits from removing it.

You get a written report with the laboratory data, an explanation of what the numbers mean, and practical next steps. If remediation is needed we tell you exactly what to ask a contractor for, then we are happy to return afterwards for independent post-remediation verification.

Related: how mold air sampling works, surface sampling, post-remediation verification, and mold testing for property managers and multifamily properties.

Nearby Areas We Serve