From a slow leak behind the drywall to a full basement flood, Markham property owners call Aqua Guard Water Damage because we show up with the right gear the first time — no guesswork, no upsells at the door.
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Aqua Guard Water Damage built its Markham operation around one standard: arrive fast, document everything with moisture readings and thermal imaging, and communicate the drying plan in plain language before we touch a single wall.
Being local to Markham means our estimators know the going rate for drywall and flooring replacement in your area, so the quote you get reflects your market instead of a national average that never quite matches your invoice.
We also carry direct experience working alongside insurance adjusters, so the documentation we generate on day one is already formatted the way most carriers expect to see it.

A stain that keeps reappearing after you paint over it is a signal, not a coincidence — the moisture source behind the wall hasn't been addressed and needs a moisture meter reading, not a fresh coat of paint. Repainting without finding the source just hides the problem for a few more weeks.
If opening windows and running a fan doesn't clear the smell within a day, the moisture source is still active and needs professional extraction, not just ventilation. A smell that returns after cleaning is a strong sign the moisture is still present.
Hardwood that's cupping at the edges or laminate that's separating at the seams is a classic sign of moisture intrusion from below, whether that's a slab leak or groundwater seepage. The longer it sits, the harder the flooring is to salvage.
If your usage climbs but nothing in your household routine changed, a hidden leak behind a wall or under the foundation is worth investigating immediately, since slab leaks rarely announce themselves any other way.
Wallpaper that lifts at the seams after being fine for years is often a sign that humidity or a slow leak has changed the moisture level inside that wall.
Dark spotting in grout lines or around window frames is often the first visible sign of a moisture problem that's been developing for weeks.
We treat Structural Drying as one continuous job rather than a series of handoffs — the crew that extracts the water is accountable for the drying results, and the drying results determine what reconstruction is actually needed.
Standing water gets removed with commercial extraction equipment first, then we run moisture readings across every affected surface so the drying plan targets what's actually still wet, not what looks dry on the surface.
We place industrial air movers and low-grain-refrigerant dehumidifiers based on psychrometric readings, then log moisture levels daily until every affected material returns to a safe drying standard.
Our sewage cleanup protocol follows IICRC S500 contamination standards, isolating the affected area, removing unsalvageable materials, and disinfecting every surface that had contact with blackwater.
Once structural drying is underway, we apply antimicrobial treatments to studs, subfloor, and other porous surfaces to stop mold colonies before they establish, especially in areas that stayed wet more than 48 hours.
The same team that documented the damage and dried the structure hands off directly to reconstruction, which keeps the whole timeline shorter and the paperwork simpler.
We inventory and pack out contents that need to leave the affected area during drying, then coordinate their return once the space is verified dry and repairs are complete.



You call +1-844-234-5373 and speak with a live dispatcher, not a voicemail system — we ask a few quick questions about the source and severity so the crew arrives prepared.
Technicians arrive with moisture meters and thermal cameras to map exactly how far the water has traveled, including inside walls and under flooring where you can't see it.
We set drying equipment based on the specific moisture readings taken during assessment, not a generic placement pattern.
We re-test every affected area before calling a job complete, then coordinate repairs so you're not left with an open punch list.
We operate under proper licensing and insurance in every market we serve, with documentation available on request.
Local staging means shorter drive times, which matters most in the first hour after a water loss.
Flat-rate pricing means the number we quote is the number you pay, regardless of how long the drying cycle takes.
If a drying target isn't met on the first pass, we extend equipment placement at no extra charge until moisture readings confirm the structure is dry.
Every job closes with documented moisture verification, because a guarantee that isn't backed by data isn't much of a guarantee.
That same standard applies whether it's a single flooded bathroom or a full commercial loss — the sign-off criteria don't change based on job size.
Call +1-844-234-5373Whether your address falls in 77456 or one of the neighboring zip codes we cover, the same crew and the same response standard applies.
Coverage isn't limited to the city center — our Markham routes extend out to the surrounding suburbs so outlying addresses aren't treated as an afterthought.

"I called in a panic at 11pm and someone actually picked up. The tech here in Markham had air movers set up before midnight and explained exactly what they were doing and why."
James R., Markham"Our basement took on water during a storm and the crew classified it, extracted it, and had dehumidifiers running the same afternoon. The final invoice matched the upfront quote exactly."
Denise M., Markham"The sewage backup in our laundry room was handled with full PPE and proper disposal of the ruined flooring. I appreciated that they explained the Category 3 contamination process before starting."
Marcus T., Markham"The reconstruction crew matched our original flooring almost perfectly after the water damage repair — you'd never know there was a leak."
Priya S., Markham"Drying logs were shared with us daily so we always knew exactly where the job stood, not just a vague 'it's drying' update."
Carlos V., Markham"They minimized business disruption by sectioning off the wet area instead of shutting down the whole space during drying."
Angela F., Markham"The tech explained exactly which boards needed to come out and which ones tested dry enough to keep, so we didn't pay to replace more than necessary."
Tyrone B., Markham"Storm runoff got into our crawl space and the smell alone told us something was wrong. The crew found the vapor barrier had failed and fixed the actual cause, not just the symptom."
Wendy K., Markham