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TDLR-Licensed Mold Professionals in Melissa, TX

Independent license directory · Verify on TDLR before you hire · Not a contractor

As of October 4, 2026 (CT): 110 TDLR mold license records with a Collin County address — 39 MOLD ASSESSMENT CONSULTANT, 36 MOLD REMEDIATION CONTRACTOR, 23 MOLD REMEDIATION COMPANY, 12 MOLD ASSESSMENT COMPANY.

Phone numbers on this page are referral or featured-listing contacts — this site does not perform mold work.

How to Verify a TDLR License →Referral: (512) 522-6796

This page is part of Texas Mold Remediation, an independent Texas mold license directory and education site — not a remediation contractor. Use it to find TDLR-listed mold professionals serving Melissa and Collin County, then verify the license on TDLR before you hire. See also Texas mold laws and our methodology.

Mold Risk in Melissa

Melissa's Blackland Prairie clay soil expands and contracts with seasonal rainfall, constantly stressing slab foundations and creating moisture entry points; combined with an average of 33.54 inches of annual precipitation and a housing stock built almost entirely during the rapid-growth 2000s and 2010s, the city carries an elevated baseline risk for hidden wall-cavity and HVAC mold.

Seasonal Note: Spring carries the highest mold risk in Melissa, when the heaviest rainfall events saturate expansive clay soils, storm drainage systems in newer subdivisions are most likely to be overwhelmed, and rising outdoor humidity combines with still-running heating systems to create the condensation conditions mold spores thrive on.

Melissa's housing stock tells the story of a city that grew faster than almost anywhere else in Collin County. Because the vast majority of homes here were built during the 2000s and 2010s construction boom, they share a common vulnerability: moisture defects introduced during rapid development. When builders work quickly across dozens of subdivisions at once, vapor barriers get installed improperly, framing lumber sits exposed to rain before it's dried in, and HVAC systems get sized for square footage without enough attention to how Blackland Prairie clay behaves underfoot. That clay soil — the same rich earth that drew settlers to the Elm Fork of the Trinity River corridor in the 1840s — swells when wet and shrinks when dry, constantly shifting slab foundations and opening micro-gaps where moisture migrates into wall cavities and sub-floor spaces.

Those hidden moisture pathways are exactly where mold remediation in Melissa becomes necessary. Mold doesn't always announce itself with visible growth on a wall. In newer construction, it tends to colonize inside wall assemblies, behind tub surrounds, above drop ceilings, and in the air handler compartments of forced-air HVAC systems. North Texas summers push attic temperatures well past 130°F, which means the temperature differential between a conditioned room and an under-insulated wall can drive condensation deep inside the building envelope — often for years before anyone schedules a mold inspection Melissa homeowners should really pursue at the first sign of musty odor.

water damage in Melissa, TX residents deal with most often follows two patterns: sudden — a burst pipe, a roof breach during one of Collin County's spring storm systems, or an overflowing appliance — and slow, chronic moisture from soil contact, poor drainage grading around slab edges, or a condensate line dripping unchecked in a closet. Both patterns feed black mold growth. Black mold removal in these situations requires more than surface wiping; certified mold remediation protocols call for containment, HEPA filtration, controlled demolition of affected materials, and moisture source correction before any rebuild begins. Skipping the source correction is the single most common reason mold comes back within a season.

Mold removal Melissa homeowners trust most involves a full assessment of the building envelope, not just the spot where discoloration appeared. Because so many homes in the 75454 corridor were built in a compressed timeline with similar materials and methods, a problem visible in one room often indicates moisture trapped in adjacent cavities. licensed mold remediation work in Melissa are sometimes triggered by a real estate inspection or a post-storm discovery — situations where speed matters, but where cutting corners to save time creates liability and health risk. The goal of any certified mold remediation team should be a third-party clearance test showing spore counts have returned to ambient outdoor levels before the home is reoccupied or relisted.

Collin County's documented flash flooding risk, driven by overburdened drainage systems in rapidly developing areas, adds another layer of exposure. When heavy rain overwhelms storm infrastructure near newer subdivisions, water can back up against slab foundations or pool along fence lines and drain toward garage slabs and crawl-space vents. At 33.54 inches of average annual rainfall concentrated heavily in spring and fall storm events, Melissa sees enough precipitation to keep soil moisture elevated for extended periods — giving mold the sustained dampness it needs to establish and spread.

How to Use This Directory

Start with how to verify a TDLR mold license, skim Texas mold laws, or browse the full statewide directory.

TDLR-Licensed Mold Professionals in Collin County

The following 110 license records are listed in our copy of TDLR data for Collin County as of October 4, 2026 (CT) (CURRENT status, Texas address in this county; one business can hold more than one license). Confirm status on TDLR License Search before you hire.

Collin County license records by TDLR license type — as of October 4, 2026 (CT)
License typeRecords
MOLD ASSESSMENT CONSULTANT39
MOLD REMEDIATION CONTRACTOR36
MOLD REMEDIATION COMPANY23
MOLD ASSESSMENT COMPANY12
License #NameTypeExpires
ACO1273BARRETT ENVIRONMENTAL LLCASSESSMENT COMPANY4/14/2027
ACO1289IRONARCH REMODELINGASSESSMENT COMPANY7/16/2027
ACO0110ENVIROCARE ASSOCIATES INCASSESSMENT COMPANY3/13/2028
ACO1259MOLD MAVERICKS, LLCASSESSMENT COMPANY8/15/2028
ACO0190FARMER ENVIRONMENTAL GROUP LLCASSESSMENT COMPANY4/1/2027
ACO1283LIBRA ENVIRONMENTAL CONSULTING, LLCASSESSMENT COMPANY6/16/2027
ACO1150ALL ENVIRONMENTAL, INC.ASSESSMENT COMPANY2/21/2027
ACO1300PARAGON STRUCTURAL ENGINEERING, LTD.ASSESSMENT COMPANY12/7/2027
ACO1182UL VERIFICATION SERVICES INCASSESSMENT COMPANY2/21/2027
ACO1173NELSON FORENSICS, LLCASSESSMENT COMPANY7/21/2028
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Refreshed weekly from TDLR public mold license CSVs (scheduled late Saturday night, Central Time). Last successful import: October 4, 2026 (CT). See our methodology or download the open dataset.

License status verified weekly. Sources: TDLR mold program · TDLR License Search · Texas Occupations Code Ch. 1958 · EPA mold guide · CDC mold & health

What Licensed Mold Professionals Typically Handle in Melissa

The services below describe work TDLR-licensed assessors and remediators commonly perform in Texas. This site does not offer these services — use the directory listings and verify licenses on TDLR before hiring.

Black Mold Removal

Black mold (Stachybotrys chartarum) usually needs professional containment and should not be disturbed without proper equipment. TDLR-licensed remediators typically use negative air pressure, HEPA filtration, and full PPE when removing it.

Water-Related Mold Response

EPA advises drying wet materials within 24–48 hours because mold can begin growing that quickly on damp surfaces. TDLR-licensed remediators typically prioritize containment and moisture control after leaks, floods, or storms — this directory does not provide emergency response.

Water Damage & Mold Remediation

Water damage left unaddressed often leads to mold behind walls and under flooring. Licensed contractors may handle water extraction and mold remediation in one coordinated scope of work.

Mold Inspection & Testing

A licensed Mold Assessment Consultant can identify visible and hidden growth, moisture sources, and air-quality issues, and deliver a written assessment that meets Texas requirements.

Attic Mold Remediation

Texas attics are common mold sites because of heat, poor ventilation, and roof leaks. Licensed remediators typically find the moisture source, remove contaminated material, and correct ventilation to reduce recurrence.

Crawl Space Mold Remediation

Crawl spaces under Texas homes often collect ground moisture and standing water after heavy rains. Licensed work may include remediation, vapor barriers, and longer-term moisture control.

HVAC & Air Duct Mold Removal

Year-round air conditioning makes HVAC units and ductwork frequent mold sites. Licensed professionals may clean and treat air handlers, evaporator coils, and ductwork so mold is less likely to circulate.

Bathroom Mold Removal

Bathrooms are among the most common household mold sites due to chronic moisture and weak ventilation. Licensed remediators often address grout, drywall, subfloor, and ceilings — and the underlying moisture problem.

Basement Mold Removal

Where Texas homes have basements, groundwater and humidity raise mold risk. Licensed contractors typically use containment, removal, and post-remediation testing consistent with industry protocols such as IICRC S520.

Commercial Mold Remediation

Commercial jobs need careful documentation and limited business disruption. Licensed contractors handle offices, retail, warehouses, and multi-unit residential properties under written protocols.

Real Estate Mold Inspection

Mold findings during Texas transactions can delay or kill deals. TDLR-licensed Mold Assessment Consultants can produce inspection reports suitable for buyers, sellers, and lenders — with turnaround negotiated case by case.

Post-Remediation Clearance Testing

After remediation, clearance testing checks whether mold levels are acceptable. Texas law requires this testing to be done by a licensed Mold Assessment Consultant who is independent from the remediating contractor.

Rental Property Mold Work

Landlords and property managers often need licensed assessment and remediation plus documentation for habitability and insurance. Always verify the TDLR license and keep paperwork for future sales or claims.

Mold Prevention & Treatment

Preventive work may include moisture control, ventilation fixes, and — where appropriate — antimicrobial treatments on high-risk surfaces. A licensed assessor or remediator can advise what fits the building’s conditions.

Need a referral to a listed professional? Call the number below — then verify their TDLR license before you hire.

Referral: (512) 522-6796

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