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TDLR-Licensed Mold Professionals in Prosper, 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 Prosper and Collin County, then verify the license on TDLR before you hire. See also Texas mold laws and our methodology.

Mold remediation in Prosper has become an increasingly urgent concern as the town's rapid development collides with North Texas's unforgiving climate. The same Blackland Prairie clay soils that made this land productive farmland for generations are now one of the biggest headaches for homeowners: because the clay swells when saturated and barely percolates, rainwater lingers around foundations, seeps beneath slabs, and creates the sustained moisture that mold spores need to colonize. Homes built during Prosper's 2010s construction boom — when the town's population leaped from roughly 9,000 to more than 36,000 in a single decade — were framed and closed up quickly to meet demand, and vapor barriers, flashing details, and HVAC drainage lines don't always get the attention they deserve under that kind of schedule pressure.

water damage in Prosper, TX residents report most often follows two patterns: slow and invisible, or sudden and catastrophic. The slow version shows up months or years after move-in — a musty odor in the master closet, discoloration along a baseboards where the slab meets drywall, or an HVAC drain pan that has been quietly overflowing into wall cavities. The catastrophic version follows storms like the August 2022 event, when nearly 10 inches of rain overwhelmed drainage systems across North Texas in a matter of hours, flooding garages, utility rooms, and finished areas that owners assumed were safe. In either case, the 24-to-72-hour window after moisture exposure is when mold transitions from preventable to established — making licensed mold remediation after water damage Prosper homeowners can reach around the clock a genuine necessity, not a luxury.

Black mold removal is one of the most searched terms in the area for good reason. Stachybotrys chartarum, the species commonly called black mold, thrives behind drywall and under flooring in exactly the conditions Prosper homes produce: a moisture source, limited airflow, and temperatures in the 70–90°F range that North Texas delivers for six or more months each year. Because new construction uses paper-faced drywall and OSB sheathing that can begin supporting growth within 48 hours of saturation, a mold inspection Prosper families schedule proactively — before listing a home or after any water event — frequently turns up growth that was completely invisible from the surface.

Certified mold remediation goes well beyond pulling wet drywall. A qualified team will contain affected areas with negative-air pressure barriers to prevent cross-contamination, physically remove and bag colonized materials, apply EPA-registered antimicrobial treatments to structural members, and verify clearance with post-remediation air sampling. For homes built on Prosper's typical post-tension slabs, this process also includes assessing whether moisture is wicking up through the concrete itself — a structural pathway that no amount of surface cleaning will permanently resolve without also correcting drainage grade or installing a sub-slab ventilation system.

Mold removal Prosper companies that understand local construction styles will also inspect the HVAC closet and attic plane carefully. In the 2010s building era, spray-foam attic encapsulation became common in this region, and while it performs well when installed correctly, a breach in the foam or a disconnected return air boot can create a sealed, humid micro-environment where mold spreads across roof decking with no visible clue at the ceiling level below. Addressing that requires not just remediation but a coordinated repair of the building envelope — something only certified mold remediation professionals with North Texas construction experience are equipped to handle correctly.

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 Prosper

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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