From a slow leak behind the drywall to a full basement flood, Los Altos property owners call Aqua Guard Water Damage because we show up with the right gear the first time — no guesswork, no upsells at the door.
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Aqua Guard Water Damage has spent years pulling water out of Los Altos basements, crawl spaces, and commercial units, and that hands-on history shows in how fast our crews assess a loss. We know which Los Altos neighborhoods sit on older clay pipe, which developments have a history of sump failures, and which zip codes flood first when storm drains back up.
We answer our own phones around the clock in Los Altos, which means the person who books your appointment already knows our schedule, our crew availability, and how fast we can realistically get a truck to your address.
We invest in ongoing training as drying standards and equipment evolve, rather than treating a technician's initial certification as the finish line.

Yellow-brown rings on your ceiling or walls almost always mean water has been sitting behind the surface longer than you think, and the drywall paper backing is likely already feeding mold growth. Waiting to see if the stain spreads only gives moisture more time to travel further into the structure.
A persistent musty smell in a basement or bathroom usually means microbial growth has already started somewhere you can't see, often inside wall cavities or under flooring. Air fresheners will mask it temporarily but won't touch the actual source.
Tile that suddenly sounds hollow when you tap it often means the mortar bed underneath has been sitting in moisture long enough to lose adhesion. That hollow sound rarely resolves on its own.
If your usage climbs but nothing in your household routine changed, a hidden leak behind a wall or under the foundation is worth investigating immediately, since slab leaks rarely announce themselves any other way.
Paint that bubbles or peels away from a wall, especially near baseboards, usually means moisture is pushing through from behind rather than a simple application problem.
Mold that returns after cleaning with bleach is a sign the underlying moisture source was never addressed, since surface cleaning does nothing for saturated material behind the wall.
Our Water Removal process covers every stage of a water loss, from the first extraction pass to the final coat of paint, so you're never left coordinating separate contractors mid-project.
We prioritize extraction speed above everything else in the first hour, because every additional hour standing water sits raises the odds of secondary damage to subfloors and framing.
Equipment placement isn't guesswork; it's calculated from psychrometric readings taken at the start of the job and adjusted daily as conditions change.
Our sewage cleanup protocol follows IICRC S500 contamination standards, isolating the affected area, removing unsalvageable materials, and disinfecting every surface that had contact with blackwater.
Once structural drying is underway, we apply antimicrobial treatments to studs, subfloor, and other porous surfaces to stop mold colonies before they establish, especially in areas that stayed wet more than 48 hours.
Once the structure tests dry, our reconstruction team handles drywall, insulation, flooring, and trim so you're not managing a second contractor after the restoration crew leaves.
Furniture, documents, and electronics affected by water intrusion get assessed on-site, with salvageable items cleaned and stored while unsalvageable items are documented for your claim.



A real person answers, gathers the details of your water loss, and routes the closest available crew immediately.
We document the loss with photos and moisture readings before touching anything, which also protects your insurance claim.
We set drying equipment based on the specific moisture readings taken during assessment, not a generic placement pattern.
Once moisture readings confirm the structure is dry, we hand you documentation and move into any needed reconstruction.
Every technician carries IICRC certification and our crews are fully insured for your protection on every job.
Trucks are staged regionally so a crew can typically reach you well before a national chain's call center even finishes your intake form.
Flat-rate pricing means the number we quote is the number you pay, regardless of how long the drying cycle takes.
A guarantee only means something if it's backed by a second set of moisture readings, not just a handshake at the end of the visit.
We'd rather run drying equipment an extra day at our own cost than close out a job with a moisture reading we're not confident in.
Our technicians don't get paid faster by closing jobs early, which keeps the incentive aligned with actually finishing the drying properly.
Call +1-844-578-1604Aqua Guard Water Damage dispatches crews throughout Los Altos and the surrounding zip codes, including 94022 94024 94023, so response times stay fast no matter which side of town the call comes from.
Coverage isn't limited to the city center — our Los Altos routes extend out to the surrounding suburbs so outlying addresses aren't treated as an afterthought.

"I called in a panic at 11pm and someone actually picked up. The tech here in Los Altos had air movers set up before midnight and explained exactly what they were doing and why."
James R., Los Altos"They caught mold starting behind our drywall before it spread and contained it properly instead of just painting over the problem like a previous contractor did."
Denise M., Los Altos"The sewage backup in our laundry room was handled with full PPE and proper disposal of the ruined flooring. I appreciated that they explained the Category 3 contamination process before starting."
Marcus T., Los Altos"Fast response, clear pricing, and they coordinated directly with my insurance adjuster which saved me a huge headache during a stressful week."
Priya S., Los Altos"We had a slow leak we didn't notice for weeks and the crew found moisture in places we never would have checked using thermal imaging."
Carlos V., Los Altos"They minimized business disruption by sectioning off the wet area instead of shutting down the whole space during drying."
Angela F., Los Altos"The tech explained exactly which boards needed to come out and which ones tested dry enough to keep, so we didn't pay to replace more than necessary."
Tyrone B., Los Altos"Storm runoff got into our crawl space and the smell alone told us something was wrong. The crew found the vapor barrier had failed and fixed the actual cause, not just the symptom."
Wendy K., Los Altos