TDLR-Licensed · ACO1245 · Serving Katy, TX

Same-Day Mold Inspection & Testing
in Katy, TX

Independent mold inspection in Katy from a TDLR-licensed assessor. A $550 flat fee, lab results in one business day, and no remediation to sell, so your report tells you the truth about your home.

Rated 5.0 on Google · 155 reviews
TDLR-licensed · ACO1245
$550 flat fee
Results in one business day

Mold Risk in Katy

Why Katy Homes Are High-Risk for Hidden Mold

A mold inspection in Katy, TX isn’t a big-city precaution. Four local conditions make Katy homes more likely to grow mold out of sight than almost anywhere else in the metro.

Flood History

Harvey-era flood stock

Hurricane Harvey flooded thousands of Katy homes in 2017. Many were dried and rebuilt fast, and the quality of that drying varies house to house. Wall cavities that never fully dried are still feeding mold today.

Climate

Gulf humidity on slab foundations

Katy's slab-on-grade construction plus months of high humidity means moisture wicks up and condenses inside walls and under flooring, exactly where you can't see it.

Cooling Season

AC condensation and duct sweat

Summer AC systems running near-continuously create condensation lines, drain pan overflows, and sweating ducts in attics. It's one of the most common moisture sources we trace in Katy inspections.

New Builds

Fast-built new construction

Rapid construction in Cinco Ranch, Cross Creek Ranch, and Fulshear can trap moisture behind finished walls before the structure fully dries. New doesn't mean mold-free.

How It Works

Our Katy Mold Inspection Process

Every inspection follows the same four steps, whether it’s a pre-purchase check in Cinco Ranch or a post-leak inspection in Old Katy.

01
Mold assessor inspecting under-sink plumbing for moisture and hidden mold in a Houston kitchen

Full Visual Inspection

Identify Visible Mold & Its Source

A thorough walk-through of the property: walls, ceilings, floors, HVAC, attic, crawlspace, and under cabinets, looking for visible mold, water damage, and the conditions that cause them.

02
Gloved hand placing a spore trap cassette beside an air sampling pump before sealing samples for the lab

Humidity & Moisture Check

Detect Hidden Moisture Issues

We measure relative humidity, surface moisture, and dew point throughout the property using calibrated moisture meters and humidity sensors. Elevated readings in walls, subfloors, or behind cabinets point to active or recent moisture intrusion, which is where mold typically grows out of sight.

03
MTH technician transferring a swab sample into a labeled collection tube for accredited lab analysis

Sample Collection

Swab or air sampling

Swab samples from suspected surfaces and air samples for airborne spores, collected only where they’re actually warranted. All samples go to EMSL Analytical, an AIHA-LAP accredited lab. See our complete air quality testing process for details.

04
Mold Testing Houston worker performing a humidity check

Fast Mold Report

Results in one business day

A clear written report within one business day of sampling: lab results, mold levels, photo documentation, and professional recommendations, whether remediation is needed or not.

Before You Book

Mold Inspection in Katy, TX: What to Expect

The practical answers Katy homeowners and agents ask before scheduling.

Time On-Site

60 to 90 minutes for most homes

A typical Katy home takes 60 to 90 minutes on-site. Larger properties or homes with significant water damage history can take longer. Same-day appointments are routinely available across greater Katy.

Your Report

Built to be used, not filed

Findings, photo documentation, moisture readings, lab results, and clear recommendations, delivered within one business day of sampling and formatted for real estate negotiations, insurance claims, or remediation planning.

Texas Law

Independence is required, not optional

Once contamination passes 25 contiguous square feet, Texas requires the licensed assessor and the licensed remediator to be separate parties. We're assessment-only by design, so your report carries no sales agenda.

Scheduling

Book online in two minutes

No credit card required to book. Payment is collected after the inspection is completed and before delivery of the final report. Friday inspection means Monday results.

When to Book

When Katy Homeowners Call Us

You don’t need visible mold to need an inspection. These are the six situations that fill our Katy calendar.

After a leak. Roof, plumbing, slab, or an AC drain line issue, even one that "dried out fine." Moisture inside walls doesn't dry on your schedule.
A musty smell with no source. Odor without visible growth usually means the growth is behind drywall, under flooring, or in the HVAC system.
Buying or selling a home. Especially any Katy property with Harvey-era flood history. Lab-backed answers before the option period closes.
New construction walkthrough. Fast-built homes in Cinco Ranch, Cross Creek Ranch, and Fulshear can seal moisture behind finished walls.
Symptoms that ease when you leave the house. Congestion, headaches, or irritation that improve away from home are worth a look. Health concerns should also be evaluated by a medical professional in parallel.
After remediation. Independent clearance testing that proves the cleanup actually worked before you rebuild or move back in.

Why Katy Chooses Us

Four Things Other Mold Companies Won't Show You

$550 flat

The price is on the page

One flat fee for a standard inspection, published right here. No quote games, no per-sample surprises, no "free inspection" that turns into a remediation pitch.

MAC1839

A named, licensed assessor

Your inspection is performed under licensed Mold Assessment Consultant Ran Bozaglo (MAC1839), operating under Company License ACO1245 with 9 years of independent assessment across greater Houston. Verify both with the TDLR before you book. We encourage it.

EMSL Lab

An accredited lab you can look up

Samples go to EMSL Analytical, AIHA-LAP accredited, not read on a tailgate by someone with cleanup to sell. Species, spore counts, and toxicity come from the lab, not from us.

0 upsells

Assessment-only, by design

We never bid on remediation. A clean result is just as good for us as a failing one, which is exactly why our reports are trusted by agents, insurers, and attorneys.

Proof, Not Promises

What Katy Homeowners Are Saying

5.0 stars across 155 Google reviews.

Buying or Selling in Katy?

Lab Results Before Your Katy Option Period Closes

Keep mold from stalling your Katy closing.

A Texas option period moves fast, and a vague “moisture concern” on a general inspection report can stall a deal. Our Katy mold inspection returns accredited EMSL lab results within one business day of sampling, so buyers negotiate with facts, sellers clear doubts before listing, and agents keep the timeline intact. The report is formatted for negotiations and insurance, and because we’re assessment-only, neither side can accuse it of padding a repair bill.

Written, lab-backed report in one business day
Accepted by agents, insurers, and attorneys
Independent by law: no remediation interest on either side of the deal
Same-day appointments across greater Katy

Our Pricing

The Price You See Is the Price You Pay

Schedule with no credit card required. Payment is collected after the inspection is completed and prior to delivery of the final report.

Most Common

Mold Inspection & Testing

Identifies the presence of mold and moisture issues
$550/ inspection, flat
  • Full visual inspection
  • Research of mold locations and source
  • Humidity and moisture levels check
  • Photo documentation
  • Mold testing: air or surface, up to 2 samples
  • EMSL lab analysis (species, toxicity, spore count)
  • Inspection report within one business day
  • Valid up to 2,500 sq ft
+Additional samples $85 each, only with your approval
Book Inspection
Properties over 2,500 sq ft: call (832) 838-9387 for a quote
Most Comprehensive

Mold Remediation Protocol

The step-by-step plan a licensed remediator legally follows
Starting at
$750/ protocol
  • Everything in the standard inspection
Mold remediation plan & work analysis (1 area included)
  • Scales by areas and sample count
  • Report within one business day
+Additional samples $85 each, only with your approval
Book Protocol
For licensed remediation contractors and detailed scopes

No credit card required to book. Payment is collected after the inspection is completed and prior to delivery of the final report.

The Independence Rule

Mold Remediation in Katy: Why We Don't Do It

Texas requires the licensed mold assessor and the licensed remediator to be different parties. We chose the assessment side on purpose. Here’s how it plays out, start to finish.

Texas Law

Why inspector and remediator must be separate

Texas Occupations Code Chapter 1958 bars the same licensed party from both diagnosing and remediating mold on the same project once contamination passes 25 contiguous square feet. The rule is enforced by the Texas Department of Licensing and Regulation, and it exists because an inspector who profits from finding mold has every incentive to find more of it.

After Your Inspection

What happens if we find mold

You get a written report with photos, lab results, moisture readings, and a clear scope of work. Take it to any licensed Texas remediation contractor for competitive bids. No markup, no kickback, no preferred-vendor arrangement on our end.

Vet Your Remediator

How to choose a remediation contractor

Verify their TDLR Mold Remediation Contractor license, ask for insurance that specifically covers mold work, and get three written bids against the same scope (yours). If a contractor offers a "free inspection," they legally can't remediate what they find. Walk away. Our guide on how to vet a mold professional covers the same checks in detail.

Closing the Loop

Clearance testing when the work is done

After remediation, we return for independent clearance testing in your Katy home: re-inspection and re-sampling that proves the work actually met the protocol, accepted by insurers and real estate professionals.

Our Services

Three Core Services, One Independent Assessor

Every service is performed by a TDLR-licensed mold assessor with full lab reporting in one business day.

Mold Inspection & Testing

Air quality and surface sampling to determine whether mold is present in your home or business. Includes a TDLR-licensed assessor on-site, EMSL lab analysis, and a detailed report delivered in one business day.

$550 flat fee

See all services →

Mold Remediation Protocol

A detailed, step-by-step plan that licensed remediators follow to remove mold safely. Required by Texas law when remediation involves more than 25 contiguous square feet. We write the plan, the remediator follows it.

Starting at $750

See the $750 protocol →

Clearance Testing

Post-remediation verification testing to confirm that mold has been properly removed. Required after professional remediation work, and recommended any time you want third-party verification that your space is safe.

See clearance testing →

Frequently Asked

Questions Katy homeowners ask before booking

Quick answers to the most common questions from Katy homeowners and agents.

Yes. Katy's combination of high summer humidity, slab-on-grade construction, and a wide stock of homes affected by Hurricane Harvey flooding all create above-average mold risk. Post-flood rebuilds with incomplete drying are the cases we see most often.

For pre-purchase inspections in Katy, we recommend mold testing for any home that flooded during Hurricane Harvey, any home in a flood-prone area, and any home with a history of roof or plumbing leaks. The report is formatted for use in negotiations.

Hurricane Harvey flooded thousands of Katy homes in 2017. Many were dried out and rebuilt, but the depth of drying and the quality of moisture mitigation varied. Wall cavities that never fully dried can still support active growth years later.

$550 flat fee for a standard mold inspection in Katy, including the on-site inspection, EMSL lab analysis, and the written report. Mold remediation protocols start at $750 and scale by areas and samples. See the full mold testing cost breakdown for what drives pricing.


Most inspections take 60 to 90 minutes on-site. Samples then go to EMSL Analytical, an AIHA-LAP accredited lab, and your written report is delivered within one business day. A Friday inspection means Monday results.

We cover greater Katy, including Old Katy, Cinco Ranch, Cross Creek Ranch, Firethorne, Falcon Landing, Seven Meadows, Grand Lakes, Mason Creek, Pin Oak Village, Fulshear, and Brookshire.

No. Under Texas law, mold assessment and mold remediation must be performed by separate companies once contamination passes 25 contiguous square feet, and the TDLR enforces it. We're assessment-only by design, which is exactly why our reports carry no sales agenda.

Areas We Serve

Mold Testing Across Katy and Surrounding Communities

Same TDLR-licensed inspection, same $550 flat fee, results in one business day, across all of greater Katy.

Old Katy
Cinco Ranch
Cross Creek Ranch
Firethorne
Falcon Landing
Seven Meadows
Grand Lakes
Mason Creek
Pin Oak Village
Fulshear
Brookshire
Don't see yours?Call (832) 838-9387

For nearby Houston coverage, see also our Tomball service page, mold testing in The Woodlands, or mold testing in Memorial.

READY TO BOOK?

Suspect mold in your Katy home? Get certainty in one business day.

Independent mold inspection from a TDLR-licensed assessor. Same-day appointments often available in Katy. Transparent pricing, no surprises.

5.0 / 155 Google reviews
TDLR licensed (ACO1245)
Reports in one business day