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TRUSTED BY FREDERICK, MD HOMEOWNERS

  • Average homeowner rating star icon4.9
    Average homeowner rating
  • Verified reviews icon24
    Verified mold testing and remediation services reviews

Find Mold testing and remediation specialists in Frederick

Avatar for NextDay Inspect

NextDay Inspect

4.94(
316
)
Approved Pro

NextDay Inspect

4.94(
316
)
Approved Pro
Customers say: True professional
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers
18 years of experience

Our goal is to protect our clients' interest by providing a thorough and detailed inspection of the property. With over 30,000 inspections completed, safeguarding our clients' investment is our priority. We provide residential home inspections, commercial building inspections, pre-drywall inspections, radon gas testing, and mold sampling. View the rate for your home inspection and scheduling availability on our website. Home Inspectors at NextDay Inspect are licensed by DPOR and DLLR and are certified members of ASHI, InterNACHI, and NRSB. Upon completing the on-site inspection the inspector will prepare a report, including photographs taken at the property, and arrows with commentary detailing the areas of concern. Specialized tools are used to ensure a thorough inspection of the properties components. Some of these tools are thermometer, moisture & humidity meter, thermal infrared camera, and outlet tester. We have an 'A+' rating with the Better Business Bureau.

"Michael was nothing but professional, friendly, thorough, and easy to talk with!"

Bryant L on December 2025

Our goal is to protect our clients' interest by providing a thorough and detailed inspection of the property. With over 30,000 inspections completed, safeguarding our clients' investment is our priority. We provide residential home inspections, commercial building inspections, pre-drywall inspections, radon gas testing, and mold sampling. View the rate for your home inspection and scheduling availability on our website. Home Inspectors at NextDay Inspect are licensed by DPOR and DLLR and are certified members of ASHI, InterNACHI, and NRSB. Upon completing the on-site inspection the inspector will prepare a report, including photographs taken at the property, and arrows with commentary detailing the areas of concern. Specialized tools are used to ensure a thorough inspection of the properties components. Some of these tools are thermometer, moisture & humidity meter, thermal infrared camera, and outlet tester. We have an 'A+' rating with the Better Business Bureau.

"Michael was nothing but professional, friendly, thorough, and easy to talk with!"

Bryant L on December 2025


Avatar for MoldGone LLC

MoldGone LLC

4.93(
812
)
Approved Pro

MoldGone LLC

4.93(
812
)
Approved Pro
Customers say: True professional
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
20 years of experience

MoldGone is a full service mold inspection, air quality testing, remediation, and reconstruction company with over a decade of experience. Our inspectors and technicians carry the highest and most recognized certifications in the industry. Whether your are a residential or commercial customer seeking mold testing or remediation services you can be assured that the project will be professionally managed and properly certified. There are many companies that offer mold remediation - make sure that the company you choose has an industry recognized mold remediation or inspection certification such as the American Council of Accredited Certification (ACAC) or equivalent. MoldGone is unsurpassed in its commitment to customer service excellence, provision of only the highest caliber service, and providing unsurpassed value in every project or inspection delivered. MoldGone's customers have ranged from the residential homeowner to private schools and churches. In fact, when the Sisters at a private Catholic girls school in the Washington, D.C. area needed a company to treat mold in the Sister's private archive room, complete with 100 year-old manuscripts, they entrusted MoldGone, LLC to do the project. On another project that involved removing mold from a 30 foot ceiling above a filled indoor pool, when the scaffolding company wanted several thousand dollars to build the necessary scaffold to reach the treatment area MoldGone built its own providing the customer significant savings. At MoldGone, LLC. we constantly strive to find the most cost effective way to fully address each and every mold condition. MoldGone technicians are trained specifically for mold treatment and remediation. They are also required to have construction experience since many of our projects involve demolition and reconstruction. Technicians are held to the utmost highest levels of quality with each project receiving a thorough walkthrough by management before it is deemed complete.

"Went okay"

Brandon B on September 2025

MoldGone is a full service mold inspection, air quality testing, remediation, and reconstruction company with over a decade of experience. Our inspectors and technicians carry the highest and most recognized certifications in the industry. Whether your are a residential or commercial customer seeking mold testing or remediation services you can be assured that the project will be professionally managed and properly certified. There are many companies that offer mold remediation - make sure that the company you choose has an industry recognized mold remediation or inspection certification such as the American Council of Accredited Certification (ACAC) or equivalent. MoldGone is unsurpassed in its commitment to customer service excellence, provision of only the highest caliber service, and providing unsurpassed value in every project or inspection delivered. MoldGone's customers have ranged from the residential homeowner to private schools and churches. In fact, when the Sisters at a private Catholic girls school in the Washington, D.C. area needed a company to treat mold in the Sister's private archive room, complete with 100 year-old manuscripts, they entrusted MoldGone, LLC to do the project. On another project that involved removing mold from a 30 foot ceiling above a filled indoor pool, when the scaffolding company wanted several thousand dollars to build the necessary scaffold to reach the treatment area MoldGone built its own providing the customer significant savings. At MoldGone, LLC. we constantly strive to find the most cost effective way to fully address each and every mold condition. MoldGone technicians are trained specifically for mold treatment and remediation. They are also required to have construction experience since many of our projects involve demolition and reconstruction. Technicians are held to the utmost highest levels of quality with each project receiving a thorough walkthrough by management before it is deemed complete.

"Went okay"

Brandon B on September 2025


Wilbur Hull Nano Cleaning Solutions, LLC

4.88(
182
)
Approved Pro

Wilbur Hull Nano Cleaning Solutions, LLC

4.88(
182
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
12 years of experience

We are professional service providers that take pride in our work. We work hard to provide the best service possible with integrity and accountability. We would love to help you so give us a call today!

"Saved our lives and Mr.Will is a great man! Thank you for helping us and quickly. "

Shanelle M on September 2025

We are professional service providers that take pride in our work. We work hard to provide the best service possible with integrity and accountability. We would love to help you so give us a call today!

"Saved our lives and Mr.Will is a great man! Thank you for helping us and quickly. "

Shanelle M on September 2025


Avatar for The Best Air Quality and Restoration

The Best Air Quality and Restoration

4.80(
216
)
Approved Pro

The Best Air Quality and Restoration

4.80(
216
)
Approved Pro
Customers say: Super punctual
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
17 years of experience

Thebestairqualityandrestoration provides mold and air quality testing, mold remediation/removal and water damage restoration.Our focus is on you the customer to ensure our work is done right and meets your expectations. As the owner I strive to see that my business takes care of your issues. We work with a variety of customers and budgets to offer solutions customized to your needs.

"The company was fast, responsive, professional and courteous. They were able to come out sooner then promised and did an excellent job start to finish. They showed me photos and videos of the work and explained each step along the way. Highly recommend. "

Jennifer G on December 2025

Thebestairqualityandrestoration provides mold and air quality testing, mold remediation/removal and water damage restoration.Our focus is on you the customer to ensure our work is done right and meets your expectations. As the owner I strive to see that my business takes care of your issues. We work with a variety of customers and budgets to offer solutions customized to your needs.

"The company was fast, responsive, professional and courteous. They were able to come out sooner then promised and did an excellent job start to finish. They showed me photos and videos of the work and explained each step along the way. Highly recommend. "

Jennifer G on December 2025


Avatar for Adam Contracting

Adam Contracting

4.83(
137
)
Approved Pro

Adam Contracting

4.83(
137
)
Approved Pro
Customers say: Quality work
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
18 years of experience

My name is Justin LeBlanc, and I am the owner and operator of Adam Contracting. Adam Contracting considers customer satisfaction our highest priority, and we make sure that, as a client, you are satisfied not only with the affordability but the quality of our work. Adam Contracting is a fully licensed and insured company. Please feel free to contact us anytime for an estimate!

"My only regret is not hiring Adam Contracting sooner. From the beginning of the project, I was updated on the schedule and cost. All of the employees were professional, and skilled, and left my house clean after each task. If I had issues or noticed something that needed to be changed the owner addressed the concern immediately. I am very happy with the finished project!"

Nia W on November 2022

My name is Justin LeBlanc, and I am the owner and operator of Adam Contracting. Adam Contracting considers customer satisfaction our highest priority, and we make sure that, as a client, you are satisfied not only with the affordability but the quality of our work. Adam Contracting is a fully licensed and insured company. Please feel free to contact us anytime for an estimate!

"My only regret is not hiring Adam Contracting sooner. From the beginning of the project, I was updated on the schedule and cost. All of the employees were professional, and skilled, and left my house clean after each task. If I had issues or noticed something that needed to be changed the owner addressed the concern immediately. I am very happy with the finished project!"

Nia W on November 2022


"N/A"

Kevin D on June 2024

Carpet and upholstery Cleaning Interior exterior painting Pressure Washing Pet stains, and odor treatments Carpet and all flooring, repairs, sales, and service

"N/A"

Kevin D on June 2024


Wilbur Hull Nano Cleaning Solutions, LLC

4.93(
14
)
Approved Pro

Wilbur Hull Nano Cleaning Solutions, LLC

4.93(
14
)
Approved Pro
Customers say: Quick response
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
11 years of experience

Professional Mold remediation services at affordable prices! We have the experience and dedication to get the job done right! Specializing in Mold Testing and Remediation services, we guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click to schedule a free estimate today!

"The job was done timely. They kept in touch with us regarding the arrival time. If I paid with cash, the total due was less than paying with check. "

Larry W on December 2025

Professional Mold remediation services at affordable prices! We have the experience and dedication to get the job done right! Specializing in Mold Testing and Remediation services, we guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click to schedule a free estimate today!

"The job was done timely. They kept in touch with us regarding the arrival time. If I paid with cash, the total due was less than paying with check. "

Larry W on December 2025


Avatar for Mid-Atlantic Mold and Restoration

Mid-Atlantic Mold and Restoration

5.00(
13
)
Approved Pro

Mid-Atlantic Mold and Restoration

5.00(
13
)
Approved Pro
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
25 years of experience

MMR is nationally certified, fully insured and specializes in all aspects of mold remediation and restoration. Unlike most mold companies, MMR offers free inspections and appointments at specific times (no 4 hour appt windows!). Most projects can begin the next day or a time convenient to you. MMR does not use sub-contractors or undocumented workers at any time. All employees are highly trained and very polite. We will leave your home or business clean and sanitary.

"Overall, job paid for was complete. Hoped getting the wall put back together was an option, but removing the mold was important"

Johnathan L on September 2023

MMR is nationally certified, fully insured and specializes in all aspects of mold remediation and restoration. Unlike most mold companies, MMR offers free inspections and appointments at specific times (no 4 hour appt windows!). Most projects can begin the next day or a time convenient to you. MMR does not use sub-contractors or undocumented workers at any time. All employees are highly trained and very polite. We will leave your home or business clean and sanitary.

"Overall, job paid for was complete. Hoped getting the wall put back together was an option, but removing the mold was important"

Johnathan L on September 2023


Avatar for Green Home Solutions

Green Home Solutions

4.70(
22
)
Approved Pro

Green Home Solutions

4.70(
22
)
Approved Pro
Customers say: True professional
6 years of experience
Warranties offered

With our EPA-registered, plant-based products, Green Home Solutions is the trusted partner to address a range of indoor air quality needs: mold remediation, odor removal, allergen control, disinfection/sanitization, and air filtration. Our inspections detect indoor air quality issues, determine potential underlying causes, and help us create a customized and effective treatment plan that features our EPA-registered, plant-based products and IICRC protocols. We’re fast, affordable, and effective at eliminating mold, preventing regrowth, removing odors, and making air better. We uphold a standard of integrity with fairness, honesty, and personal responsibility. Accurate knowledge combined with a drive to serve our customers' interests and needs: these qualities make us true professionals you can rely on.

"Quick and painless."

Robert G on March 2025

With our EPA-registered, plant-based products, Green Home Solutions is the trusted partner to address a range of indoor air quality needs: mold remediation, odor removal, allergen control, disinfection/sanitization, and air filtration. Our inspections detect indoor air quality issues, determine potential underlying causes, and help us create a customized and effective treatment plan that features our EPA-registered, plant-based products and IICRC protocols. We’re fast, affordable, and effective at eliminating mold, preventing regrowth, removing odors, and making air better. We uphold a standard of integrity with fairness, honesty, and personal responsibility. Accurate knowledge combined with a drive to serve our customers' interests and needs: these qualities make us true professionals you can rely on.

"Quick and painless."

Robert G on March 2025


Avatar for Mold Test Company MD-DC

Mold Test Company MD-DC

4.37(
27
)
Approved Pro

Mold Test Company MD-DC

4.37(
27
)
Approved Pro
Customers say: True professional
11 years of experience
Emergency services offered

At Mold Test Company, we take great pride in our experience, expertise, quality and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

"They were prompt, thorough, and provided what I needed. They gave the report results by phone and by email. "

Lawrence & Erin E on August 2025

At Mold Test Company, we take great pride in our experience, expertise, quality and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

"They were prompt, thorough, and provided what I needed. They gave the report results by phone and by email. "

Lawrence & Erin E on August 2025

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Mold Testing and Remediation questions, answered by experts

After mold remediation in Frederick, schedule post-remediation air quality testing within 48 hours to confirm success. Monitor indoor humidity, especially during humid summers, and inspect basements or crawl spaces for moisture. Review all remediation documentation and keep detailed records for insurance. Consider quarterly mold inspections, as Frederick’s older homes and river proximity can make them more susceptible to recurring mold issues.

Helpful?

In Frederick, unexpected costs during mold remediation often include fees for additional mold inspection, HVAC duct cleaning, and repairs to plaster or wood framing common in historic homes. Extended equipment rentals may be needed during rainy seasons. Homeowners also encounter expenses for storing belongings, addressing foundation drainage, or temporary relocation if extensive remediation is required due to local climate conditions.

Helpful?

For mold testing and remediation in Frederick, keep a digital hygrometer for monitoring humidity, a moisture meter for detecting hidden dampness, and a HEPA air purifier for ongoing air quality. Stock up on N95 or P100 masks, disposable gloves, and antimicrobial cleaning solutions. A UV flashlight helps spot hidden mold, while a camera is useful for documenting problem areas, especially in basements or attics.

Helpful?

In Frederick, mold testing typically takes two to four days, including inspection and lab analysis. Remediation for small areas can be completed in one to three days, while larger or whole-house projects may require up to two weeks, especially in older homes. Weather delays, permit processing, and insurance approvals can extend the timeline, particularly during Frederick’s wetter months.

Helpful?

If you notice persistent musty odors, visible mold returning on walls or ceilings, or humidity levels consistently above 60%, previous remediation in Frederick may have been incomplete. Watch for water stains, peeling paint, or condensation on windows, especially after heavy rain. Ongoing allergy symptoms or failed air quality tests are also strong indicators that further mold inspection and remediation are needed.

Helpful?

The Frederick, MD homeowners’ guide to mold testing and remediation services

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