From a hairline crack to a fully soaked crawl space, our Sullivan crew has seen it and fixed it. No guesswork, no scare tactics โ just a clear plan and a fair price.
Licensed & insured in WI ยท Real warranties

Halo Water Proofing is a WI-licensed Sump Pump Installation company that treats every Sullivan job like it's the only one on the schedule.
Our Sullivan crew leads have handled repairs like yours dozens of times before, and a supervisor signs off before we call any job finished.
We've worked on foundations from decades-old Sullivan 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.
Talk to a real Sullivan 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 Sullivan homeowners.
If the basement smells damp no matter the season, water is likely finding a way in somewhere you can't see.
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 Sullivan sump pump that never rests is usually undersized or nearing the end of its life.
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 Sullivan homeowners connect to a basement problem.
From a 2 a.m. sump pump failure to a planned exterior drainage project, here's what our Sullivan crews handle most.
When water shows up fast, we move fast โ extraction, drying equipment, and a plan to stop it from happening again.
Get Emergency Help โWe seal active Sullivan foundation cracks with hydraulic cement injection โ stopping the leak at its source instead of patching the surface.
Ask About Crack Repair โAlready 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 โAn interior drain tile system routes water to a sump pump before it reaches your Sullivan basement floor at all.
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 handle below-grade waterproofing for Sullivan property managers and business owners, scheduled around your operating hours to limit disruption.
Request a Commercial Quote โNo pressure, no scripts โ just what actually happens once you call +1-866-476-1348.
We figure out fast whether this needs an emergency dispatch or a scheduled inspection.
No jargon, no pressure โ just a clear look at what's actually going on.
The number you approve is the number you're billed โ no change orders once the crew shows up.
Once the job's done, you get written proof of what was installed and exactly what the warranty covers.
We've heard every Sullivan horror story about contractors who disappear mid-job or pad the invoice. Here's how we do it differently.
There's no verbal quote that grows once the crew shows up โ the written estimate is final.
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 Sullivan customer with an honest fix than push a system you don't need.
We can supply the documentation most carriers ask for before approving a Sullivan claim.
Our trucks are recognizable around Sullivan โ we don't cut corners on jobs our neighbors will see.
"Woke up to a wet basement and had someone out by mid-morning. No pressure, no upsell, just fixed it."
"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."
"Expected a huge bill for three cracks, only one actually needed injection. Appreciated the honesty."
"First contractor who actually explained where the water was coming from instead of just quoting a number."
"Sump pump inspection was thorough and they didn't try to sell me a new one when mine just needed a part replaced."
If a covered repair doesn't hold up, we come back and make it right โ no arguing, no extra invoice. That's written into every Sullivan contract we sign.
๐ +1-866-476-1348Whether you're in an older, established part of Sullivan or a newer subdivision still settling, we've likely already worked on a foundation like yours nearby.
We cover these Sullivan-area zip codes: 53178 โ plus nearby communities. One call confirms coverage and gets a technician scheduled.
Use the map as a guide to our Sullivan service radius โ a quick call confirms specifics.
The longer water sits against your foundation, the more it costs to fix. Our Sullivan line is open right now.
๐ Call +1-866-476-1348 โ Sullivan 24/7 Line