From a hairline foundation crack to a fully flooded crawl space, Halo Water Proofing has handled it in Hempstead before. We show up, we diagnose it straight, and we fix it right.

Halo Water Proofing is a licensed and insured Waterproofing company built around one idea: show up when you say you will, explain the problem in plain language, and fix it so it stays fixed.

We don't send apprentices to figure it out on your dime. Every Hempstead job is run by a technician who has done this exact repair dozens of times, with a supervisor who signs off before we call it finished.
Call now and talk to an actual technician, not a script. We'll walk you through what's likely going on and get a crew scheduled.
📞 +1-866-476-1348Most Hempstead customers didn't wake up one day with a flooded basement. It usually started small. These are the early signs worth calling about.
Odor is often the first sign Hempstead customers notice, well before any visible water shows up.
Even small cracks are worth a second look — they rarely stay small once seasonal ground movement gets involved.
That white chalky film on basement walls is efflorescence — mineral deposits left behind as water evaporates through concrete.
A sump pump that never stops cycling is often working harder than it should, or is undersized for your Hempstead lot's water table.
A bowing basement wall is a structural concern in addition to a water one — this is the kind of Hempstead call we prioritize fast.
Peeling paint low on a basement wall or warped baseboards upstairs often trace back to moisture migrating up from below.
From an emergency pump swap at 2 a.m. to a full exterior drainage system, this is the work we do in Hempstead every day.
Storm season in Hempstead, NY means our emergency line gets busy fast — we triage calls by severity so active flooding at your Hempstead address jumps the queue ahead of routine inspections.
Call for Emergency Service →A cracked foundation wall isn't just a cosmetic issue — it's a water entry point and, over time, a structural one. Our Hempstead crews assess whether it's a simple seal or a sign of bigger settlement issues before recommending a fix.
Get a Crack Assessment →Most sump pump failures we see in Hempstead happen during the exact storms that need them most — a battery backup closes that gap when the power drops.
Schedule a Pump Inspection →An interior drain tile system channels water to a sump pump before it ever reaches your Hempstead basement floor — one of the most reliable long-term fixes we install.
Ask About Drain Systems →Older Hempstead homes with vented crawl spaces are especially prone to seasonal moisture swings — encapsulation closes that off for good.
Get a Crawl Space Quote →We can phase larger Hempstead commercial projects around business hours or tenant schedules so operations aren't disrupted mid-project.
Request a Commercial Quote →Here's exactly what to expect once you call +1-866-476-1348 for Waterproofing in Hempstead.
We start with a phone conversation, not a script — enough to know whether this is an emergency dispatch or a scheduled inspection.
A technician inspects the Hempstead property in person, checking the foundation, drainage, grading, and any active moisture before recommending a fix.
No verbal estimates that change later. What's quoted for your Hempstead job is what's invoiced.
Our crew completes the work, cleans up the site, and walks you through the warranty coverage on what was installed.
There's no verbal quote that magically grows once the crew arrives at your Hempstead property — the written estimate is the final word.
A local dispatch model means the technician who answers questions about your Hempstead job is the same one who shows up to do it.
Our repairs come with written, transferable warranties — a real asset if you sell the Hempstead property later.
We'd rather earn a repeat customer with an honest small fix than push a system you don't need.
Filing a water damage claim in Hempstead, NY can be confusing — we've done it enough times with Hempstead adjusters to help you avoid common denials.
Our name is on trucks driving around Hempstead every day — we don't cut corners on a job our neighbors will see.
"Called at 6am with a flooded basement and had a tech at my door by 8. No runaround, no upsell — just fixed it."
"Fair price, showed up on time, cleaned up after themselves. Wish more contractors worked like this."
"Our old sump pump died during the worst storm of the year, obviously. They had a battery backup system installed within a day. Haven't worried about it since."
"Straightforward commercial quote, no back-and-forth, crew was professional the whole project."
"French drain install took two days like they said it would, not five. Yard was put back together better than before."
"Insurance claim was a headache until they stepped in with photos and a written scope. Adjuster approved it within a week after that."
Halo Water Proofing provides Waterproofing throughout Hempstead and the surrounding zip codes, from established neighborhoods to newer developments still settling on their foundations.
Coverage in Hempstead includes 11549 11550 and the surrounding communities — if you're just outside that list, call anyway, as we frequently extend service on a case-by-case basis.
The map below shows our general Hempstead coverage footprint. Call +1-866-476-1348 any time to confirm service at your specific address.
The longer water sits against your Hempstead foundation, the more it costs to fix. Our line is open right now.
📞 Call +1-866-476-1348 — Hempstead 24/7 Line