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

Halo Water Proofing is a licensed and insured Interior Drainage System 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.

Every technician on our Portland crew is background-checked, factory-trained on the equipment we install, and held to the same estimate we quote you over the phone β no upsell surprises when the truck pulls up.
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.
π +1-866-476-1348Most Portland 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 Portland customers notice, well before any visible water shows up.
Stair-step cracks in block foundations are a common early warning sign we see across Portland-area homes.
Efflorescence is a clear sign that water is actively passing through your Portland foundation wall, even if you've never seen standing water.
A sump pump that never stops cycling is often working harder than it should, or is undersized for your Portland lot's water table.
If a foundation wall looks like it's leaning or bulging inward, that's beyond a simple seal and needs a full assessment.
Peeling paint low on a basement wall or warped baseboards upstairs often trace back to moisture migrating up from below.
Every Portland property is different β soil, slope, foundation age, water table depth. We size the fix to the actual problem, not a one-size package.
Storm season in Portland, OR means our emergency line gets busy fast β we triage calls by severity so active flooding at your Portland address jumps the queue ahead of routine inspections.
Call for Emergency Service βHairline cracks are how most Portland basements start leaking. We use hydraulic cement injection to seal the crack from the inside out, stopping the leak at the source instead of just painting over the symptom.
Get a Crack Assessment βA tired or undersized sump pump is the #1 reason we get emergency calls in Portland after heavy rain. We install dual-pump systems so your basement stays dry even if the power goes out mid-storm.
Schedule a Pump Inspection βSome Portland lots need both an interior and exterior system working together β we'll tell you honestly if that's the case rather than selling just one.
Ask About Drain Systems βA damp, uninsulated crawl space under a Portland home drives up humidity, invites mold, and wastes energy year-round. We seal it with heavy-duty vapor barrier, address any standing moisture, and can add dehumidification if needed.
Get a Crawl Space Quote βWe can phase larger Portland commercial projects around business hours or tenant schedules so operations aren't disrupted mid-project.
Request a Commercial Quote βHere's exactly what to expect once you call +1-866-476-1348 for Interior Drainage System in Portland.
We start with a phone conversation, not a script β enough to know whether this is an emergency dispatch or a scheduled inspection.
A technician inspects the Portland property in person, checking the foundation, drainage, grading, and any active moisture before recommending a fix.
You receive a written, itemized quote before any work begins β the number you approve is the number you're billed.
Once the repair is done, you get documentation of the work and a written warranty β not just a handshake.
There's no verbal quote that magically grows once the crew arrives at your Portland property β the written estimate is the final word.
Our trucks stage locally around Portland, which is why emergency calls typically get a technician on-site in under two hours, not "sometime tomorrow."
Our repairs come with written, transferable warranties β a real asset if you sell the Portland property later.
If your Portland basement just needs a $200 crack seal instead of a $12,000 system, that's what we'll tell you.
Filing a water damage claim in Portland, OR can be confusing β we've done it enough times with Portland adjusters to help you avoid common denials.
Word of mouth is still how most Portland customers find us, which keeps our standards higher than a big out-of-town franchise.
"Called at 6am with a flooded basement and had a tech at my door by 8. No runaround, no upsell β 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."
Whether you're in the older, established parts of Portland or a newer subdivision still settling, our crews have likely already worked on a foundation like yours nearby.
Zip codes we serve in and around Portland: 97227 97221 97220 97229 97203 97202 97201 97206 97205 97204 97209 97208 97258 97266 97218 97236 97232 97233 97230 97239 97219 97214 97215 97216 97217 97210 97211 97212 97213 97207 97228 97238 97240 97242 97250 97251 97252 97253 97254 97256 97280 97282 97283 97286 97290 97291 97292 97293 97294 97222 97223 97224 97225 97267. Not sure if your address is included? Call +1-866-476-1348 and we'll confirm on the spot.
The map below shows our general Portland coverage footprint. Call +1-866-476-1348 any time to confirm service at your specific address.
One call to +1-866-476-1348 gets a licensed Portland technician scheduled β often the same day, 24/7 for active emergencies.
π Call +1-866-476-1348 β Portland 24/7 Line