From a hairline crack to a fully soaked crawl space, our Great River crew has seen it and fixed it. No guesswork, no scare tactics โ just a clear plan and a fair price.
Free, no-obligation estimates ยท Written pricing

Halo Water Proofing is a NY-licensed Interior Drainage System company that treats every Great River job like it's the only one on the schedule.
We don't run a bidding war between crews. The Great River technician who inspects your property is the same one who does the repair, start to finish.
We've worked on foundations from decades-old Great River homes to brand-new builds still settling into their soil, so whatever your basement is dealing with, we've likely seen a version of it nearby.
One phone call gets you a straight answer and a real appointment โ not a vague callback promise.
๐ +1-866-476-1348Water problems build slowly before they become emergencies. These are the clues our Great River crews hear about most.
A musty smell usually means moisture is already moving through your Great River basement, even if the floor looks bone dry.
A crack that wasn't there last year is worth a look before it becomes an active leak point.
That white powder on basement walls is mineral residue left behind as water passes through the concrete.
If your pump only shuts off for a few minutes at a time, it's worth having it checked before it fails outright.
This is one sign we tell Great River customers never to wait on โ wall movement tends to progress, not resolve on its own.
Flooring that's cupping near an exterior wall often traces straight back to a basement moisture issue below.
From a 2 a.m. sump pump failure to a planned exterior drainage project, here's what our Great River crews handle most.
A flooded Great River basement doesn't wait for morning, and neither do we. Our crews pull the standing water and start drying the space the same visit.
Get Emergency Help โWe seal active Great River foundation cracks with hydraulic cement injection โ stopping the leak at its source instead of patching the surface.
Ask About Crack Repair โMost Great River pump failures happen during the exact storms that need them most, which is exactly why battery backup matters.
Book a Pump Check โFor yards fighting bad grading, an exterior French drain intercepts water before it ever touches the foundation wall.
Talk Drainage Options โA damp Great River crawl space drives up humidity throughout the house โ we seal it completely with heavy-duty vapor barrier and add dehumidification where needed.
Get a Crawl Space Quote โCommercial water intrusion means bigger stakes โ inventory, tenants, downtime. We scope commercial Great River jobs with written specs and a real timeline.
Request a Commercial Quote โNo pressure, no scripts โ just what actually happens once you call +1-866-476-1348.
You'll talk to a person, not a script โ enough of a conversation to know what to expect before anyone shows up.
No jargon, no pressure โ just a clear look at what's actually going on.
No verbal number that quietly grows once the truck pulls up โ the written quote is the final word.
You get documentation of the work plus a real warranty โ not just a handshake.
We've heard every Great River horror story about contractors who disappear mid-job or pad the invoice. Here's how we do it differently.
We quote the job in writing after seeing it in person, so there's no surprise on the final invoice.
A local dispatch model means the technician who answers your questions is the same one who shows up.
Our major repairs come with written, transferable warranties โ useful if you sell the Great River property later.
Our technicians are trained to diagnose accurately, not to upsell โ that changes the advice you actually get.
Filing a claim can be confusing โ we've walked Great River customers through this process many times.
Our trucks are recognizable around Great River โ 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 โ 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."
"Our sump pump died during the worst storm of the year, obviously. Battery backup was installed the next day and we haven't worried since."
"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."
"Insurance claim was stressful until they stepped in with photos and a written scope. Approved within a week."
"Crew was respectful of our landscaping during the drain install and left the yard looking better than before they started."
Every Great River 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.
๐ +1-866-476-1348Whether you're in an older, established part of Great River or a newer subdivision still settling, we've likely already worked on a foundation like yours nearby.
Coverage in Great River includes 11739 11730 and neighboring communities โ if you're just outside that list, call anyway, since we often extend service case by case.
The map below shows our general Great River 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 Great River line is open right now.
๐ Call +1-866-476-1348 โ Great River 24/7 Line