From a hairline crack to a fully soaked crawl space, our New London crew has seen it and fixed it. No guesswork, no scare tactics — just a clear plan and a fair price.
Background-checked New London technicians · Real warranties
Halo Water Proofing is a MN-licensed Exterior Waterproofing company that treats every New London job like it's the only one on the schedule.
Our New London 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 New London 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 New London 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 New London homeowners.
A musty smell usually means moisture is already moving through your New London basement, even if the floor looks bone dry.
Stair-step cracking in block foundations is one of the most common early signs our New London crews see.
That white powder on basement walls is mineral residue left behind as water passes through the concrete.
A New London sump pump that never rests is usually undersized or nearing the end of its life.
A wall that's starting to bow is a structural issue on top of a water issue — this jumps to the front of our New London schedule.
Flooring that's cupping near an exterior wall often traces straight back to a basement moisture issue below.
Whatever's going on with your New London property, chances are we've already fixed something similar nearby this month.
Storm season keeps our New London emergency line busy — active flooding always jumps ahead of routine inspections in the queue.
Get Emergency Help →Seasonal ground movement in New London tends to widen existing cracks over time, so sealing early usually costs less than waiting.
Ask About Crack Repair →A failed sump pump is the top reason for emergency calls across New London after heavy rain — we install pumps sized to your actual water volume, plus battery backup for power outages.
Book a Pump Check →For yards fighting bad grading, an exterior French drain intercepts water before it ever touches the foundation wall.
Talk Drainage Options →A damp New London crawl space drives up humidity throughout the house — we seal it completely with heavy-duty vapor barrier and add dehumidification where needed.
Get a Crawl Space Quote →We handle below-grade waterproofing for New London property managers and business owners, scheduled around your operating hours to limit disruption.
Request a Commercial Quote →No pressure, no scripts — 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 New London property before anyone drives out.
No jargon, no pressure — just a clear look at what's actually going on.
Every New London 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.
Plenty of companies advertise Exterior Waterproofing in New London — here's what actually separates the ones worth calling from the ones that aren't.
There's no verbal quote that grows once the crew shows up — the written estimate is final.
A local dispatch model means the technician who answers your questions is the same one who shows up.
Warranty terms are explained in plain language before you sign, with no fine-print surprises later.
If your New London 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 New London claim.
Every New London job reflects on the next referral, so we treat each one like it matters.
"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."
"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 New London work with real, transferable warranties because we plan to be here long after the job is done, not just for the one visit.
📞 +1-866-476-1348Our New London coverage spans the full metro area, residential and commercial alike.
Coverage in New London includes 56273 and neighboring communities — if you're just outside that list, call anyway, since we often extend service case by case.
Use the map as a guide to our New London service radius — a quick call confirms specifics.
One call to +1-866-476-1348 gets a licensed New London technician on the schedule — often same-day, 24/7 for real emergencies.
📞 Call +1-866-476-1348 — New London 24/7 Line