Foundation leaking? Basement smells off? Halo Water Proofing sends a real technician to your Gaithersburg property, gives you a straight answer, and fixes it right the first time.
Background-checked Gaithersburg technicians Β· 24/7 dispatch

Halo Water Proofing is a MD-licensed Wet Basement Repair company that treats every Gaithersburg job like it's the only one on the schedule.
We don't run a bidding war between crews. The Gaithersburg technician who inspects your property is the same one who does the repair, start to finish.
Our Gaithersburg crew leads carry years of hands-on repair experience, not just sales training β which is why the advice you get on-site tends to match what actually needs fixing.
Talk to a real Gaithersburg technician today, not an automated queue. We'll explain what's going on and get you scheduled.
π +1-866-476-1348Most Gaithersburg calls didn't start with a flood β they started with one of these small signs weeks or months earlier.
If the basement smells damp no matter the season, water is likely finding a way in somewhere you can't see.
A crack that wasn't there last year is worth a look before it becomes an active leak point.
It's easy to mistake efflorescence for harmless dust, but it actually signals active moisture movement.
If your pump only shuts off for a few minutes at a time, it's worth having it checked before it fails outright.
A wall that's starting to bow is a structural issue on top of a water issue β this jumps to the front of our Gaithersburg schedule.
Peeling paint near the floor upstairs is one of the last signs Gaithersburg homeowners connect to a basement problem.
From a 2 a.m. sump pump failure to a planned exterior drainage project, here's what our Gaithersburg crews handle most.
When water shows up fast, we move fast β extraction, drying equipment, and a plan to stop it from happening again.
Get Emergency Help βSeasonal ground movement in Gaithersburg tends to widen existing cracks over time, so sealing early usually costs less than waiting.
Ask About Crack Repair βA failed sump pump is the top reason for emergency calls across Gaithersburg after heavy rain β we install pumps sized to your actual water volume, plus battery backup for power outages.
Book a Pump Check βSome Gaithersburg properties need both systems working together β we'll say so honestly instead of selling just one.
Talk Drainage Options βMusty smell upstairs with no obvious source? Check the crawl space first β it's usually the culprit.
Get a Crawl Space Quote βCommercial water intrusion means bigger stakes β inventory, tenants, downtime. We scope commercial Gaithersburg jobs with written specs and a real timeline.
Request a Commercial Quote βHere's exactly what Gaithersburg customers can expect from first call to final walkthrough.
A real technician asks the right questions to understand what's likely happening at your Gaithersburg property before anyone drives out.
We point out exactly what we find as we find it, so nothing about the diagnosis feels like a black box.
The number you approve is the number you're billed β no change orders once the crew shows up.
Once the job's done, you get written proof of what was installed and exactly what the warranty covers.
Plenty of companies advertise Wet Basement Repair in Gaithersburg β here's what actually separates the ones worth calling from the ones that aren't.
There's no verbal quote that grows once the crew shows up β the written estimate is final.
A local dispatch model means the technician who answers your questions is the same one who shows up.
Warranty terms are explained in plain language before you sign, with no fine-print surprises later.
Our technicians are trained to diagnose accurately, not to upsell β that changes the advice you actually get.
Filing a claim can be confusing β we've walked Gaithersburg customers through this process many times.
Our trucks are recognizable around Gaithersburg β we don't cut corners on jobs our neighbors will see.
"Called during a storm and had a tech at my door within two hours. Explained everything before touching anything β basement's been dry since."
"Got three quotes for a crack repair. This was the only company that actually explained why the crack was happening instead of just naming a price."
"Crawl space smelled bad for years. After encapsulation, the smell upstairs is completely gone."
"Handled waterproofing for our parking structure with minimal disruption to tenants and stuck to the schedule."
"French drain install took two days exactly as quoted, and the yard looked better than before."
"First contractor who actually explained where the water was coming from instead of just quoting a number."
"Sump pump inspection was thorough and they didn't try to sell me a new one when mine just needed a part replaced."
Every Gaithersburg technician we send is background-checked and trained on the systems we install, so the crew that inspects your property is the same one that fixes it.
π +1-866-476-1348Whether you're in an older, established part of Gaithersburg or a newer subdivision still settling, we've likely already worked on a foundation like yours nearby.
Coverage in Gaithersburg includes 20899 20878 20879 20877 20884 20885 20898 20882 and neighboring communities β if you're just outside that list, call anyway, since we often extend service case by case.
The map below shows our general Gaithersburg coverage area. Call +1-866-476-1348 to confirm service at your exact address.
The longer water sits against your foundation, the more it costs to fix. Our Gaithersburg line is open right now.
π Call +1-866-476-1348 β Gaithersburg 24/7 Line