From a hairline crack to a fully soaked crawl space, our Annapolis crew has seen it and fixed it. No guesswork, no scare tactics β just a clear plan and a fair price.
Licensed & insured in MD Β· Real warranties

Halo Water Proofing is a MD-licensed Waterproofing company that treats every Annapolis job like it's the only one on the schedule.
We don't run a bidding war between crews. The Annapolis technician who inspects your property is the same one who does the repair, start to finish.
Our Annapolis 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 Annapolis technician today, not an automated queue. We'll explain what's going on and get you scheduled.
π +1-866-476-1348Most Annapolis 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.
Small cracks in a Annapolis foundation rarely stay small β seasonal ground movement tends to widen them over time.
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.
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 Annapolis schedule.
Peeling paint near the floor upstairs is one of the last signs Annapolis homeowners connect to a basement problem.
Whatever's going on with your Annapolis property, chances are we've already fixed something similar nearby this month.
When water shows up fast, we move fast β extraction, drying equipment, and a plan to stop it from happening again.
Get Emergency Help βWe seal active Annapolis foundation cracks with epoxy injection β stopping the leak at its source instead of patching the surface.
Ask About Crack Repair βAlready have a pump that's struggling? We'll test it honestly and tell you whether it needs replacing or just a tune-up.
Book a Pump Check βAn interior drain tile system routes water to a sump pump before it reaches your Annapolis basement floor at all.
Talk Drainage Options βOlder Annapolis homes with vented crawl spaces see the biggest swings in seasonal humidity β encapsulation closes that off for good.
Get a Crawl Space Quote βWe can phase larger Annapolis commercial projects around business hours or tenant schedules so operations keep running.
Request a Commercial Quote βNo pressure, no scripts β just what actually happens once you call +1-866-476-1348.
You'll talk to a person, not a script β enough of a conversation to know what to expect before anyone shows up.
No jargon, no pressure β just a clear look at what's actually going on.
Every Annapolis quote is written before work starts, not estimated verbally and adjusted later.
Our crew completes the repair, cleans up, and walks you through the warranty on what was installed.
We've heard every Annapolis horror story about contractors who disappear mid-job or pad the invoice. Here's how we do it differently.
You get a real number before any work starts β what you approve is what you're billed.
Our crews stage locally near Annapolis, which is why most emergency calls get a technician on-site in under two hours.
Our major repairs come with written, transferable warranties β useful if you sell the Annapolis property later.
If your Annapolis basement just needs a small crack seal instead of a full system, that's exactly what we'll tell you.
We can supply the documentation most carriers ask for before approving a Annapolis claim.
Word of mouth is still how most Annapolis customers find us, which keeps our standards high.
"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."
"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 Annapolis 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 +1-866-476-1348Halo Water Proofing covers Annapolis and the surrounding zip codes β from long-established neighborhoods to newer builds still settling on their foundations.
We cover these Annapolis-area zip codes: 21401 21403 21404 21411 21402 21405 21409 β plus nearby communities. One call confirms coverage and gets a technician scheduled.
The map below shows our general Annapolis 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 Annapolis line is open right now.
π Call +1-866-476-1348 β Annapolis 24/7 Line