Urgent response
Start here when there is active water damage, a fast-spreading issue, or a time-sensitive repair.
3local
Ask how quickly they can inspect the property and whether after-hours response is available.
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Mold remediation companies serving DC, WA
Compare mold remediation providers with strong local signals for DC, WA. Broader area options are included when the service-area data suggests they may cover the city.
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Showing all listed providers for DC. Pick a job type to focus the shortlist.
Strong local matches 7
Broader options 0
Public reviews 602
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Mold jobs are not all the same. For DC, WA, start with the signals that match the problem you need solved, then confirm exactly what work is included before booking.
Containment methods
Useful when mold may need isolation from clean areas during removal.
4local
Ask what containment, air movement, or negative-air process is included in the work.
Moisture-source checks
Important when mold appears after a leak, flood, roof issue, or damp basement condition.
7local
Ask how they identify and address the moisture source before or during remediation.
Testing or inspection
Helpful when you need inspection, sampling, or clearance questions separated from removal work.
5local
Ask whether testing is included, handled separately, or referred to an independent process.
Strong local matches
Strong local matches for DC
Best for: Washington DC and Prince George's County homeowners who want mold inspection and remediation handled by an HVAC company that can also address the ductwork and air quality issues that often accompany mold problems.
Service area: Headquartered at 100 M St SE in Washington, DC. Serves Washington DC neighborhoods including Capitol Hill, Brookland, Navy Yard, Georgetown, Adams Morgan, and Columbia Heights. Also covers Prince George's County (Temple Hills, Largo, Bowie, Oxon Hill, Suitland, Upper Marlboro) and Montgomery County (Silver Spring, Bethesda, Rockville, Potomac, Gaithersburg, Germantown). The website also mentions Northern Virginia, though specifics are limited.
HVAC + mold under one roofSame-day emergency serviceDuct cleaning
Review snapshot: Derrick, Jay, and Marques draw praise for punctuality, clear explanations, and hands-on mold removal across 218 reviews at 5.0 stars. But only 1 negative review exists, and the owner disputes its legitimacy, so complaint patterns cannot be assessed.
Best for: Fairfield and Northern California homeowners or businesses dealing with water, fire, or mold damage who want a national restoration company with a dedicated local office and in-house reconstruction crews.
Service area: Headquartered in Fairfield, California. This office serves the Northern California region including Solano County. Reviews reference work done in Vallejo. Kustom also has separate California offices in Sacramento, San Diego, and satellite coverage for San Francisco, Los Angeles, and Ontario. The company claims nationwide coverage across 48 states through 29 locations, but confirm the Fairfield office specifically covers your area before booking.
Full-service restorationIn-house reconstructionCommercial disaster planning
Review snapshot: Marcus Johnson, Scott Thomas, and Arnulfo Tapia draw repeated praise for responsiveness and craftsmanship across dozens of reviews. But with 0 recent complaints found across 132 total reviews at 4.7 stars, there is no negative pattern to flag.
Best for: Alpharetta and metro Atlanta homeowners dealing with mold tied to water damage who want a national restoration company with 50 years of track record and strong insurance navigation.
Service area: Kustom's Atlanta-area office is based in Alpharetta, Georgia. The company claims nationwide coverage across 48 states through 29 physical locations and mobile warehouses. For metro Atlanta, the Alpharetta office dispatches directly. Reviewers mention jobs in the Atlanta metro broadly, but specific suburbs are not detailed in the reviews.
Mold + water damageInsurance claim supportIn-house reconstruction
Review snapshot: Jonathan Rivera and Daniel draw repeated praise for responsiveness and clear communication across dozens of water and mold jobs. But 2 one-star reviews across 67 total flag unresolved warranty callbacks and zero owner responses to complaints.
Best for: Frederick, MD homeowners dealing with mold after water damage who want one company to handle extraction, remediation, and duct cleaning under one roof with ozone treatment.
Service area: Based in Frederick, MD 21703. Serves Frederick and surrounding cities in Maryland, plus Washington, DC. The DC service area is roughly 50 miles from their Frederick headquarters, so response times and availability for DC jobs may differ from local Frederick work.
Ozone treatmentWater + mold combo jobsUV light purifier installDuct cleaning
Review snapshot: Chris (also called Krish/Krishna) and Roma draw consistent praise across 59 reviews for hands-on explanations and same-day response. But one recent 2-star cited debris left behind and an undisclosed credit card processing fee.
Best for: Potomac homeowners dealing with basement or crawl space mold who want a multi-location company with IICRC-trained technicians and post-remediation reconstruction included.
Service area: FDP Mold Remediation of Potomac dispatches from Montrose Rd in Potomac, MD and serves Montgomery County communities including Avenel, River Falls, Fox Hills, Great Falls, Cabin John, Travilah, Carderock, and Clara Barton. Nearby branches cover Bethesda, Rockville, Gaithersburg, Germantown, Silver Spring, McLean, Arlington, and Washington DC.
In-house testingCrawl space workWater damage restorationPost-removal rebuild
Review snapshot: Alex draws repeated praise for on-time arrivals and clear explanations, with Jose and Albert also named frequently. 0 one-star reviews across 53 total at 4.9 stars.
Best for: Bethesda homeowners dealing with mold after water damage who want a single company to handle inspection, testing, and remediation under one roof, with 24/7 emergency availability.
Service area: FDP Mold Remediation of Bethesda dispatches from Cordell Ave in Bethesda, MD 20814. They list nearby service areas including Potomac, Silver Spring, Rockville, and the broader DC metro area including Washington DC, Arlington, and McLean in Virginia. The parent company operates across Maryland, Virginia, DC, New Jersey, New York, South Florida, and Texas, which is a very broad footprint for a single brand.
In-house testingWater damage restoration24/7 emergency responsePhoto-based estimates
Review snapshot: Alex draws repeat praise across multiple years for being on time, knowledgeable, and easy to work with, while Allen and Jose also earn strong mentions for clear explanations and fair pricing. But with zero 1-star reviews across 46 total at 5.0 stars, there are no complaint patterns to flag.
Best for: Washington DC homeowners dealing with water damage that has led to mold, who want a single contractor to handle extraction, drying, and remediation with IICRC training and 24/7 emergency dispatch.
Service area: Headquartered in Southeast Washington, DC (8th St SE, 20032). They list service area pages for Arlington, Alexandria, and Fairfax in Virginia, and Silver Spring, Bethesda, and Rockville in Maryland. The claimed coverage area spans roughly 30 miles from their base, which is a wide radius for emergency response from a single location.
Water + mold combo24/7 emergency responseContent pack-out
Review snapshot: Reviewers like Keith Wilkins and Paul Watkoski praise the team's willingness to work through complicated situations, but 18 of 27 reviews contain no written text, making it hard to assess specifics.
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