Halo Water Proofing has been the trusted call for Exterior Waterproofing across Great Falls because we answer the phone, show up when we say, and stand behind the work.
Free, no-obligation estimates · Written pricing
Halo Water Proofing started small in the Great Falls area and grew because customers kept referring us to their neighbors — that's still how most of our work comes in today.
Our Great Falls crew leads have handled repairs like yours dozens of times before, and a supervisor signs off before we call any job finished.
Our Great Falls crew leads carry years of hands-on repair experience, not just sales training — which is why the advice you get on-site tends to match what actually needs fixing.
Talk to a real Great Falls technician today, not an automated queue. We'll explain what's going on and get you scheduled.
📞 +1-866-476-1348Catching one of these early usually means a smaller repair bill and a lot less stress for Great Falls homeowners.
A musty smell usually means moisture is already moving through your Great Falls basement, even if the floor looks bone dry.
Stair-step cracking in block foundations is one of the most common early signs our Great Falls crews see.
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.
This is one sign we tell Great Falls customers never to wait on — 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.
No two Great Falls basements are the same — soil type, age of the home, water table. We match the fix to your actual problem.
Storm season keeps our Great Falls emergency line busy — active flooding always jumps ahead of routine inspections in the queue.
Get Emergency Help →We seal active Great Falls foundation cracks with polyurethane injection — stopping the leak at its source instead of patching the surface.
Ask About Crack Repair →Most Great Falls pump failures happen during the exact storms that need them most, which is exactly why battery backup matters.
Book a Pump Check →An interior drain tile system routes water to a sump pump before it reaches your Great Falls basement floor at all.
Talk Drainage Options →Musty smell upstairs with no obvious source? Check the crawl space first — it's usually the culprit.
Get a Crawl Space Quote →We can phase larger Great Falls commercial projects around business hours or tenant schedules so operations keep running.
Request a Commercial Quote →Here's exactly what Great Falls customers can expect from first call to final walkthrough.
You'll talk to a person, not a script — 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.
The number you approve is the number you're billed — no change orders once the crew shows up.
Our crew completes the repair, cleans up, and walks you through the warranty on what was installed.
We've heard every Great Falls 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 — the person who answers is close by.
Warranty terms are explained in plain language before you sign, with no fine-print surprises later.
If your Great Falls basement just needs a small crack seal instead of a full system, that's exactly what we'll tell you.
Filing a claim can be confusing — we've walked Great Falls customers through this process many times.
Every Great Falls 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 — basement's been dry since."
"Fair price, on time, cleaned up after. Wish every contractor worked this way."
"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."
"First contractor who actually explained where the water was coming from instead of just quoting a number."
"Crew was respectful of our landscaping during the drain install and left the yard looking better than before they started."
We back our Great Falls work with real, transferable warranties because we plan to be here long after the job is done, not just for the one visit.
📞 +1-866-476-1348Whether you're in an older, established part of Great Falls or a newer subdivision still settling, we've likely already worked on a foundation like yours nearby.
We cover these Great Falls-area zip codes: 22066 22102 — plus nearby communities. One call confirms coverage and gets a technician scheduled.
The map below shows our general Great Falls 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 Falls line is open right now.
📞 Call +1-866-476-1348 — Great Falls 24/7 Line