A mold problem in Lexington rarely gets better on its own — WQB Mold Removal finds the source, contains it, and documents the fix. One point of contact from the first phone call to the final walkthrough, every time.
Call +1-844-578-1604
We built WQB Mold Removal around one habit: locate the real moisture source in a Lexington, MA property before proposing a single treatment.
We're licensed and insured in Lexington, MA, background-checked, and held to the same checklist on every job. We'd rather over-equip a small job than show up under-prepared and need a second visit to finish it properly.
Most of our new Lexington business still comes from referrals, not advertising, and we'd like to keep it that way.
We'd rather spend an extra twenty minutes on the initial inspection than come back in six months because we rushed the diagnosis the first time.
The smell, the stain, the sneezing that won't quit: this is what Lexington callers describe most.
Candles and sprays mask it for an afternoon at best — real mold odor comes right back. It's often strongest near a closet, vent, or crawl hatch. Air fresheners and candles buy an afternoon at best before the smell returns.
Any Lexington home with a past roof leak or pipe failure carries risk if the area wasn't dried professionally. Box fans rarely reach moisture trapped inside subfloor or wall cavities. If a prior repair skipped moisture readings before closing the wall back up, hidden growth can sit undetected for months.
Kids and older family members often react first, being more sensitive to airborne spores. A symptom pattern tied to one specific room is a strong clue. Anyone with asthma or existing respiratory sensitivity tends to notice mold-related symptoms earliest and most severely.
Staining around an HVAC vent often means condensation is forming inside the ductwork itself. A phone photo can help our office gauge urgency before you even schedule. Don't wait for a bigger patch before calling — early inspection is almost always cheaper.
From a single bathroom to a flooded crawl space, the response scales to match what's actually there.
A burst pipe or roof failure overnight in Lexington can get a crew dispatched before sunrise. Containment and air scrubbers go up the moment our team arrives. Industrial dehumidifiers go to work immediately to slow the damage before a new colony has a chance to seed.
Bathrooms, basements, and attics each get a method suited to that specific environment in your Lexington home. Post-job testing gives you documented proof the treatment actually worked. We'll flag repair work outside our scope and connect you with a trusted Lexington tradesperson.
Our commercial leads coordinate phased containment so parts of a building can stay open. We'll work evenings or weekends when that's what keeps a Lexington business running. Multi-tenant properties often need coordinated resident notice, which our project leads handle directly.
A pre-purchase inspection can catch what a standard home inspection misses in a Lexington sale. Reports typically return within a few business days. A written report works for real estate transactions, refinancing, or simple peace of mind about a Lexington property.
Vapor barriers and vent placement explain why Lexington, MA crawl spaces grow mold even when the upstairs looks fine. Encapsulation can be bundled into the same visit to save a second trip. We often trace a musty smell upstairs back to the crawl space, even in Lexington homes where the living area looks spotless.
For chronic humidity, we design a long-term control plan rather than a one-time patch. Sealing and grading corrections often stop the original cause cold. A modest investment in prevention is almost always cheaper than paying for the same remediation twice.
No vague timelines — here's exactly what a Lexington job looks like.

Describe what you're seeing and smelling and we'll get a tech on the calendar, often same-day for Lexington. We'll give you a realistic arrival window, not a vague "sometime today." Let us know roughly when the issue started so we can bring the right gear.
This step tells us what's actually going on, not a guess. Photos from the inspection go into your file for the record. If the scope turns out bigger than expected, we'll tell you before moving forward, not after.
Containment barriers go up first, then affected materials are removed and treated per protocol. We keep the space as tidy as the job allows. Furniture and belongings in the work zone get moved or covered before anything starts.
You'll get a written report for your records or your insurer. We walk the space with you before anyone signs off. You keep a copy of the clearance report for your own records or a future buyer.
Every Lexington quote is flat-rate and itemized before work begins, so there's no invoice surprise at the end.
We keep a dedicated crew in the Lexington area so response times don't stretch out during peak humidity season.
You'll walk away with lab results and a written scope, not just our word for it.
Our guarantee is written down, not just implied, because your confidence matters as much as the work itself.
Small Lexington-area crews like ours live and die by reputation, which keeps us straightforward about scope, pricing, and realistic timelines.

We put our promise in writing because peace of mind should come standard, not as an upsell. We'd rather lose a little margin on a callback than lose your trust over a job that didn't actually hold.
Call +1-844-578-1604We didn't write these.

We ask for feedback after every job because it's the fastest way to know if we're actually holding our own standard.
"They found mold behind our washer that two other companies missed entirely — fast, honest, and the smell is finally gone." — Denise R., Lexington
"Our Lexington rental had a bad crawl space issue and they sorted it without us relocating tenants." — Marcus T., Lexington
"Flat-rate pricing meant zero surprises, unlike the last contractor we hired." — Priya S., Lexington
"Six months out, zero regrowth. Worth it." — Walter H., Lexington
"Handled our office remediation without shutting the whole building down." — Angela F., Lexington
"Fair price, clear explanation, zero upsell pressure." — Ray O., Lexington
Inside our Lexington coverage zone, same-day response is usually available. Older Lexington construction and newer builds each call for a slightly different approach, and our crews are equipped for both. Whether you're near the center of Lexington or out toward the edge of our Lexington, MA coverage zone, response time rarely changes much.

Proudly serving zip codes in Lexington, MA including 2420 2421
Answers to what Lexington homeowners ask us most.

Most Lexington calls get a tech same-day, with active emergencies bumped ahead of routine inspections. Weekend and holiday calls still reach a live dispatcher, not voicemail. Calling early in the morning often gets you the earliest slot.
We quote the full scope after inspection, and that number holds unless the scope changes. If we find extra damage once a wall's open, we stop and get your approval first. Nothing gets added to your invoice that wasn't already discussed.
Emergency dispatch runs 24/7 for situations where a day's delay would make things worse. We coordinate directly with plumbers or roofers when the water source needs stopping first. If you're unsure whether your situation counts as an emergency, call anyway — our dispatcher can help you decide.
Results typically land within a few business days as a written report. Species matters — some call for stricter containment than common surface mildew. Testing before and after the work gives you objective, documented proof of the outcome.
Coverage depends on your policy and the cause, so it's worth a call to your insurer — we can supply documentation either way. We're glad to speak with your adjuster directly if that helps. We've worked with most major carriers in Lexington, MA and know roughly what documentation they tend to ask for.
Timeline depends on square footage and whether structural materials need replacing. Drying time after extraction can add a day or two before remediation even starts. We'll tell you upfront if a Lexington job looks like it's going to run longer than typical, rather than letting the timeline slip silently.
We may recommend staying elsewhere for extensive whole-house treatment, especially with asthma or mold sensitivities in the household. We'll say so honestly rather than downplay it to keep the job simpler. We'll help you think through the logistics before the job starts, not scramble mid-project.
Our containment and air-scrubbing protocols protect the rest of the household during the work. HEPA filtration cuts airborne spore counts outside the sealed zone significantly. Safety protocols don't change whether the job is in a Lexington starter home or a larger property.
We fix the moisture source, not just the visible growth — treating symptoms without the cause almost guarantees regrowth. We'll also give practical ventilation or dehumidifier advice for your Lexington property. Our warranty covers workmanship-related regrowth specifically, and we'll explain exactly what that means before you sign anything.
Call +1-844-578-1604 to ask about current inspection options for your Lexington address — availability can shift seasonally. Even a phone consult beforehand can help gauge whether a visit is warranted. We'd rather talk it through for five minutes than have you wait on something minor — or miss something that isn't.
Remediation removes the active colony and fixes the moisture source so conditions no longer support abnormal growth. What matters is whether your indoor levels match normal outdoor air in Lexington, MA, and testing confirms it. We'd rather explain this clearly upfront than let a Lexington customer expect something no company can deliver.
Bleach may remove surface staining but rarely reaches spores embedded in porous materials like drywall or subfloor. Bleach also doesn't fix the moisture condition that let mold grow in the first place, so it often returns within weeks. A quick professional opinion up front often saves Lexington homeowners money compared to a repeat DIY attempt.