Foundation leaking? Basement smells off? Halo Water Proofing sends a real technician to your Greenbelt property, gives you a straight answer, and fixes it right the first time.
Free, no-obligation estimates ยท 24/7 dispatch

We built Halo Water Proofing around a simple promise: show up when we say, tell you the truth about what's wrong, and fix it so it stays fixed.
Our Greenbelt crew leads have handled repairs like yours dozens of times before, and a supervisor signs off before we call any job finished.
Our Greenbelt crew leads carry years of hands-on repair experience, not just sales training โ which is why the advice you get on-site tends to match what actually needs fixing.
One phone call gets you a straight answer and a real appointment โ not a vague callback promise.
๐ +1-866-476-1348Catching one of these early usually means a smaller repair bill and a lot less stress for Greenbelt homeowners.
Odor is often the very first clue Greenbelt homeowners notice, well before any water is visible.
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.
A pump under constant strain tends to fail during the exact storm that needs it most.
If a foundation wall looks like it's curving inward, that's beyond a simple patch and needs a real assessment.
Peeling paint near the floor upstairs is one of the last signs Greenbelt homeowners connect to a basement problem.
From a 2 a.m. sump pump failure to a planned exterior drainage project, here's what our Greenbelt crews handle most.
Storm season keeps our Greenbelt emergency line busy โ active flooding always jumps ahead of routine inspections in the queue.
Get Emergency Help โNot every crack means a structural problem, but every crack deserves a real look. We'll tell you which kind yours is.
Ask About Crack Repair โA failed sump pump is the top reason for emergency calls across Greenbelt after heavy rain โ we install pumps sized to your actual water volume, plus battery backup for power outages.
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 โMusty smell upstairs with no obvious source? Check the crawl space first โ it's usually the culprit.
Get a Crawl Space Quote โWe can phase larger Greenbelt commercial projects around business hours or tenant schedules so operations keep running.
Request a Commercial Quote โHere's exactly what Greenbelt customers can expect from first call to final walkthrough.
You'll talk to a person, not a script โ enough of a conversation to know what to expect before anyone shows up.
We point out exactly what we find as we find it, so nothing about the diagnosis feels like a black box.
No verbal number that quietly grows once the truck pulls up โ the written quote is the final word.
Once the job's done, you get written proof of what was installed and exactly what the warranty covers.
Plenty of companies advertise Exterior Waterproofing in Greenbelt โ here's what actually separates the ones worth calling from the ones that aren't.
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.
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 โ that changes the advice you actually get.
We can supply the documentation most carriers ask for before approving a Greenbelt claim.
Every Greenbelt job reflects on the next referral, so we treat each one like it matters.
"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."
"Crawl space smelled bad for years. After encapsulation, the smell upstairs is completely gone."
"Straightforward commercial quote, professional crew, no back and forth."
"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."
We back our Greenbelt work with real, transferable warranties because we plan to be here long after the job is done, not just for the one visit.
๐ +1-866-476-1348Whether you're in an older, established part of Greenbelt or a newer subdivision still settling, we've likely already worked on a foundation like yours nearby.
We cover these Greenbelt-area zip codes: 20770 20768 20771 โ plus nearby communities. One call confirms coverage and gets a technician scheduled.
Use the map as a guide to our Greenbelt service radius โ a quick call confirms specifics.
One call to +1-866-476-1348 gets a licensed Greenbelt technician on the schedule โ often same-day, 24/7 for real emergencies.
๐ Call +1-866-476-1348 โ Greenbelt 24/7 Line