Foundation leaking? Basement smells off? Halo Water Proofing sends a real technician to your Manassas property, gives you a straight answer, and fixes it right the first time.
Licensed & insured in VA ยท Written pricing

Halo Water Proofing is a VA-licensed Exterior Waterproofing company that treats every Manassas job like it's the only one on the schedule.
Our Manassas crew leads have handled repairs like yours dozens of times before, and a supervisor signs off before we call any job finished.
Our Manassas 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.
Talk to a real Manassas technician today, not an automated queue. We'll explain what's going on and get you scheduled.
๐ +1-866-476-1348Catching one of these early usually means a smaller repair bill and a lot less stress for Manassas homeowners.
A musty smell usually means moisture is already moving through your Manassas 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.
A pump under constant strain tends to fail during the exact storm that needs it most.
A wall that's starting to bow is a structural issue on top of a water issue โ this jumps to the front of our Manassas schedule.
These upstairs clues usually show up months after the basement moisture problem actually started.
No two Manassas basements are the same โ soil type, age of the home, water table. We match the fix to your actual problem.
When water shows up fast, we move fast โ extraction, drying equipment, and a plan to stop it from happening again.
Get Emergency Help โSeasonal ground movement in Manassas tends to widen existing cracks over time, so sealing early usually costs less than waiting.
Ask About Crack Repair โA failed sump pump is the top reason for emergency calls across Manassas 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 Manassas commercial projects around business hours or tenant schedules so operations keep running.
Request a Commercial Quote โNo pressure, no scripts โ just what actually happens once you call +1-866-476-1348.
A real technician asks the right questions to understand what's likely happening at your Manassas property before anyone drives out.
A Manassas technician walks the property, checks the foundation and drainage, and explains what's found in plain language.
Every Manassas quote is written before work starts, not estimated verbally and adjusted later.
Once the job's done, you get written proof of what was installed and exactly what the warranty covers.
We've heard every Manassas 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.
We're not routing your call through a national center โ the person who answers is close by.
Warranty terms are explained in plain language before you sign, with no fine-print surprises later.
We'd rather earn a repeat Manassas customer with an honest fix than push a system you don't need.
Filing a claim can be confusing โ we've walked Manassas customers through this process many times.
Every Manassas 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."
"Sump pump inspection was thorough and they didn't try to sell me a new one when mine just needed a part replaced."
We back our Manassas 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 Manassas or a newer subdivision still settling, we've likely already worked on a foundation like yours nearby.
We cover these Manassas-area zip codes: 20110 20108 20109 20111 20112 โ plus nearby communities. One call confirms coverage and gets a technician scheduled.
Use the map as a guide to our Manassas service radius โ a quick call confirms specifics.
One call to +1-866-476-1348 gets a licensed Manassas technician on the schedule โ often same-day, 24/7 for real emergencies.
๐ Call +1-866-476-1348 โ Manassas 24/7 Line