Living in Dallas means dealing with hot, humid subtropical weather all year long. That kind of climate keeps indoor moisture levels high, which creates perfect conditions for mold growth. If you’ve had a plumbing leak, roof damage, HVAC condensation buildup, or any type of flooding, mold can start growing in as little as 24 to 72 hours.
Here’s what property owners need to know: Texas state law requires anyone conducting a mold assessment to carry a valid Texas Department of Licensing and Regulation (TDLR) Mold Assessment Consultant (MAC) license. Even more important, the law mandates that the person testing for mold and the company removing it must be separate entities on the same job. This legal split protects you by keeping the testing results honest and unbiased.
This guide walks you through 5 top mold inspection services in Dallas in 2026, covering everything from licensing credentials and testing methods to turnaround times and which types of property owners each service fits best. You’ll see options ranging from a complete testing-and-remediation service to a 37-year environmental consulting firm that runs its own state-licensed on-site lab.
How We Selected the Top Mold Inspection Services?
We evaluated each provider based on several key factors:
- TDLR MAC Licensing: Only companies holding a current TDLR Mold Assessment Consultant license meet the legal minimum for conducting mold inspections in Texas.
- Assessor-Remediation Independence: We looked for companies that strictly separate testing from remediation work. This ensures unbiased results, as required by Texas law.
- Testing Methods: We considered the depth and variety of sampling methods, including air sampling, surface sampling, moisture mapping, thermal imaging, and wall cavity testing. More methods increase the chances of detecting hidden mold.
- Lab Turnaround Time: We checked how quickly accredited third-party labs deliver results. Fast reporting is crucial for real estate closings, insurance claims, or contractor projects.
- Scope and Client Coverage: We reviewed whether services handle residential, commercial, and institutional properties and whether they provide both initial assessments and post-remediation clearance testing.
List of Top Mold Inspection Services in Dallas for Accurate Testing
Below are the five mold inspection services covered in this guide:
- Mold Testing and Removal
- Texinspec Mold Testing Services
- Dallas Mold Inspection Group
- DCG Environmental Commercial Mold Testing
- ERI Consulting Mold Assessments
Top Mold Inspection Services in Dallas for Accurate Testing
1. Mold Testing and Removal
- Location and Compliance: Based in the Dallas-Fort Worth area; operates in full compliance with TDLR regulations and Texas Department of State Health Services standards; fully licensed and insured.
- Services: Provides mold inspection, air quality testing, mold remediation, mold prevention and restoration, covering the complete cycle from initial inspection through physical removal and post-remediation verification; offers 24/7 emergency response.
- Testing Methods: Uses thermal imaging to detect hidden moisture; collects air and surface samples and sends them to accredited third-party labs; delivers same-day reports and estimates.
- Guarantees: Backs remediation work with guarantees and extended warranty options; offers free quotes; provides same-day inspection appointments.
- Client Coverage: Works with homeowners, landlords, real estate professionals, and businesses throughout Dallas, Fort Worth, and surrounding DFW communities.
Company Overview:
This service covers Dallas, Fort Worth, and the full DFW area as a TDLR-compliant, fully licensed and insured provider. The full-cycle approach means you get initial air and surface sampling through accredited third-party labs, HEPA-filtered physical removal, and post-remediation verification all from one company instead of juggling multiple contractors. Thermal imaging helps spot hidden moisture that you can’t see with your eyes. Same-day inspection appointments, 24/7 emergency availability, and same-day reports help when you’re dealing with time-sensitive situations like real estate closings or insurance claims.
Best For: Homeowners, landlords, and real estate professionals who want one provider handling the full mold cycle from accredited lab testing through physical remediation and final clearance, with 24/7 emergency access and same-day appointments.
Standout Feature: A complete mold management model that covers inspection, air quality testing, HEPA-filtered remediation, and post-remediation restoration under one roof, backed by work guarantees, extended warranty options, and 24/7 emergency availability.
2. Texinspec Mold Testing Services
- License and Certification: TREC-licensed home inspection company operating across the Dallas-Fort Worth Metroplex; mold inspectors hold IAC2 (International Association of Certified Indoor Air Consultants) training; team follows industry best practices for mold detection and analysis.
- Testing Methods: Collects air and surface samples (including hidden locations you can’t easily see); assesses moisture levels; evaluates indoor air quality; sends all samples to an independent accredited lab for analysis.
- Service Coverage: Offers mold testing as a standalone service or bundled with full home inspections; covers more than 100 DFW communities across Tarrant, Collin, and Denton counties.
- Guarantee: Provides a 200% satisfaction guarantee, meaning if you’re not satisfied, Texinspec refunds your inspection fee and pays for a second licensed inspector to re-evaluate your property.
- Client Coverage: Serves residential buyers, sellers, homeowners, and commercial property owners throughout the Dallas-Fort Worth Metroplex; has served 100,000+ satisfied clients; offers bilingual service in English and Spanish.
Company Overview:
Texinspec holds a TREC license and serves more than 100 communities across the Dallas-Fort Worth Metroplex, with mold inspectors trained to IAC2 (International Association of Certified Indoor Air Consultants) standards. You can get mold testing as a standalone add-on or bundle it into a full home inspection, which works well for real estate buyers who want mold assessment included in the standard property inspection. The 200% satisfaction guarantee stands out: if you’re not happy, Texinspec refunds your inspection fee and independently pays for a second licensed inspector to check the property again. With 100,000+ clients served, this is one of the highest-volume inspection providers on the list.
Best For: Real estate buyers and sellers across the Dallas-Fort Worth Metroplex who want mold testing bundled into a full home inspection from a high-volume, TREC-licensed provider with a 200% satisfaction guarantee and bilingual service.
Standout Feature: A 200% satisfaction guarantee covering both a full refund of the inspection fee and independent payment for a second licensed inspector to re-evaluate the property, the strongest client assurance commitment on this list.
3. Dallas Mold Inspection Group
- License and Credentials: Holds a Texas Department of Licensing and Regulation (TDLR) Mold Assessment Consultant (MAC) license; fully insured and bonded; brings 7+ years of experience in mold testing, detection, and assessment across residential and commercial properties.
- Service Area: Covers Dallas, Fort Worth, and the full DFW Metroplex.
- Testing Methods: The licensed mold consultant personally conducts every inspection; uses invasive and non-invasive moisture meters; collects air and surface samples sent to an independent lab; delivers a written mold assessment report with findings, photos, sample analyses, and professional recommendations.
- Post-Remediation Clearance: Returns to the property after remediation to conduct post-remediation clearance testing; issues a Certificate of Mold Damage Remediation signed by both the mold consultant and licensed remediation contractor, which is fully transferable in real estate transactions.
- Reporting: The written assessment report documents history, findings, photos, sample results from an independent lab, and all professional recommendations; a clearance letter is issued on a successful post-remediation pass.
Company Overview:
Dallas Mold Inspection Group is a TDLR MAC-licensed, fully insured and bonded practice with 7+ years of experience serving residential and commercial clients across Dallas, Fort Worth, and the wider DFW Metroplex. The licensed mold consultant personally conducts every inspection, using both invasive and non-invasive moisture meters along with air and surface sampling sent to an independent lab. After independent remediation, the company returns for post-remediation clearance testing and issues a Certificate of Mold Damage Remediation signed by both the mold consultant and the licensed remediation contractor. This document is fully transferable between buyer and seller in property transactions.
Best For: Homeowners, landlords, and real estate transaction parties across Dallas and DFW who need a personally conducted, TDLR MAC-licensed assessment with a transferable Certificate of Mold Damage Remediation that holds up in property sales and insurance documentation.
Standout Feature: A transferable Certificate of Mold Damage Remediation dual-signed by both the mold consultant and the licensed remediation contractor, providing legally documented, transaction-ready clearance verification for property owners completing remediation before a sale.
4. DCG Environmental Commercial Mold Testing
- Founded: Established in 2016 by a husband-and-wife team; headquartered at 211 W Pleasant Run Rd, Suite 111, Lancaster, TX 75146; operates offices in Dallas, Austin, and Houston; carries over $1 million in liability coverage per project.
- Licensing: All inspectors hold current TDLR MAC licenses; the team holds multi-discipline licenses covering mold, asbestos, and lead; performs testing only, no remediation.
- Staff Model: Employs full-time salaried inspectors, not commission-based contractors, which eliminates financial incentives to find more contamination than actually exists.
- Turnaround: Arrives on-site within 24-48 hours; lab results delivered within 24-36 hours of sample collection; full reports in 2-3 business days.
- Scope: Provides mold inspection and testing, asbestos inspection, lead testing, Phase I Environmental Site Assessment, fire-combustible byproduct testing; serves residential, commercial, and institutional clients; offers AHERA compliance services for schools.
Company Overview:
Founded in 2016 by a husband-and-wife team in Lancaster, Texas, DCG Environmental operates testing-only across Dallas, Austin, and Houston, performing no remediation and eliminating any financial conflict of interest in assessment results. The company employs full-time salaried inspectors rather than commission-based contractors, a structural choice that removes any incentive to exaggerate findings. All inspectors hold multi-discipline TDLR licenses covering mold, asbestos, and lead, making DCG a good fit for commercial properties, pre-renovation surveys, and older buildings where multiple contaminants may be present. Turnaround is among the fastest on this list: on-site within 24-48 hours and lab results within 24-36 hours. The company carries over $1 million in liability coverage per project.
Best For: Commercial property owners, developers, contractors, and institutional facility managers who need a fast, fully independent, multi-discipline environmental assessment with no remediation conflict of interest, salaried inspectors, and 24-36 hour lab turnaround.
Standout Feature: Full-time salaried inspectors (not commission-based) with multi-discipline TDLR licensing across mold, asbestos, and lead, backed by over $1 million in per-project liability coverage and one of the fastest lab turnaround timelines on this list (24-36 hours).
5. ERI Consulting Mold Assessments
- Founded: Started in 1987 as Environmental Research Institute, Inc.; originally established to serve school districts under AHERA asbestos regulations; renamed ERI Consulting Inc.; expanded to mold and indoor air quality services from 1992 onward under Larry G. Snodgrass, P.E.; 35+ years of continuous operation.
- Licenses: Holds TDSHS License #ACO0186 for Mold Assessment; operates under TDSHS License #LAB0115 for Mold Analysis Lab, one of the few Dallas-area providers running its own state-licensed in-house analytical laboratory; first TDSHS-licensed laboratory in Texas (licensed 1992).
- Testing Methods: Collects mold bulk and air samples; performs laboratory analysis for fungal spore identification and concentration; uses Polarized Light Microscopy and Phase Contrast Microscopy; conducts post-remediation clearance sampling; prepares mold remediation protocols.
- Client Range: Serves the general public, industrial facilities, schools, churches, medical facilities, international corporations, state institutions; serves Dallas via Fort Worth/Dallas office plus Tyler headquarters.
- Scope: Provides mold assessment, asbestos testing and demolition design, indoor air quality, lead-based paint analysis, Phase I Environmental Site Assessments, industrial hygiene, AHERA compliance, National Environmental Policy Act (NEPA) compliance.
Company Overview:
Founded in 1987 and expanded into mold and indoor air quality services from 1992, ERI Consulting Inc. is the longest-established environmental consulting firm on this list, operating accredited analytical laboratories in Tyler and Fort Worth under TDSHS License #ACO0186 (Mold Assessment) and #LAB0115 (Mold Analysis Lab). It is one of the only Dallas-area providers with its own state-licensed in-house laboratory, and was among the first analytical labs licensed by the Texas Department of State Health Services in 1992. Its client base spans school districts, international corporations, industrial facilities, medical centers, and public institutions, a range that reflects 35+ years of multi-sector environmental consulting experience.
Best For: Commercial clients, institutions, industrial facilities, school districts, and property owners requiring the most technically accredited mold assessment on this list from a 35+ year provider with its own state-licensed in-house laboratory under TDSHS License #LAB0115.
Standout Feature: The only provider on this list operating its own state-licensed mold analysis laboratory (TDSHS License #LAB0115), combined with 35+ years of multi-sector environmental consulting since 1987 and first-licensed analytical laboratory status in Texas from 1992.
Key Tips for Choosing a Mold Inspection Service in Dallas
1. Always Check the Inspector’s MAC License
- Verify the license on the TDLR public search portal.
2. Avoid Companies That Do Inspection and Remediation on the Same Job
- Texas law prohibits one company from doing both on the same project.
3. Confirm Where Samples Go
- Make sure an independent, licensed lab tests your samples. Ask for the lab’s license number.
4. Get Lab Turnaround Times in Writing
- Ask for a written commitment, especially if a deadline matters for you.
5. Clarify If Clearance Testing Is Included
- Some companies charge extra for clearance testing. Confirm up front.
Final Thoughts
Before booking, always verify licenses through the Texas state portal. Then confirm that the testing and remediation companies are separate.
Also ask for both the assessor’s and lab’s license numbers, plus lab timings in writing. If you need post-remediation clearance, check that it is included. Finally, make sure the documentation will satisfy your insurer or real estate attorney before you schedule.
