Licensed, bonded and insured  ·  Kaminskiy-certified technicians  ·  Workmanship warranty on every job
Kaminskiy Care + Repair Call 925-302-5955
Ceiling StainsSoft DrywallLeak SourceMold SpotsRebuild

Mold & Water Damage Repair in Concord, CA.
Dry and Done.

Kaminskiy technician rebuilding a water damaged wall
Your Water Damage ProsFIXED IN ONE VISIT
4.8322 East Bay Google Reviews
BBBBBBAccredited Business
10,000+Homes Cared For
21 Years in Business
Priced & scheduled in under 10 minutes
Kaminskiy technician rebuilding a water damaged wall
1Stain gone, wall rebuilt
and painted to match
Water Damage & Mold RepairDONE IN ONE VISIT
21 Years in Business
Priced & scheduled in under 10 minutes
A professional shows up. The work is done right. We fix it, you relax.
THE SHORT ANSWER

Kaminskiy Care and Repair repairs water damage and mold damage on drywall, ceilings, trim and cabinets: the leak confirmed stopped, wet material removed, the area dried and treated, then rebuilt and painted to match. Large scale remediation and air testing are referred to a licensed specialist, and we handle the rebuild after. We serve Concord and the surrounding California communities.

★ Google 4.8 · 322 East Bay reviews●4.7 · 1,150 reviews company-wide●BBB Accredited●Best of Houzz●Union-Tribune Readers Poll●Kaminskiy-Certified Technicians●10,000+ Homes Cared For●Workmanship Warranty●21 Years of Kaminskiy●
WATER NEVER STAYS SMALL

If water got in,
we take the damage out

21 Years in Business Fifteen minutes from our office on Quail Court. Galvanized lines, crawl spaces and winter rain write the Concord list.
DRIED, REBUILT, FINISHED

Concord Water Damage Repair

Concord's 1950s and 1960s ranch houses were plumbed in galvanized steel, and sixty years on those lines weep inside the walls. The raised ones have a crawl space that hides a leak for months; the slab ones have copper under the concrete and a warm floor when it pinholes. Add winter rain on a fascia the eaves kept wet and a hillside draining toward the house. We find the water, have the licensed plumber or roofer stop it, take out what stayed wet, dry the cavity and rebuild to match.

CeilingsWallsBaseboardsUnder SinksWindow SillsBathrooms
Call About Your Project Get a Free Online Quote
★ TRACED, DRIED, REBUILT, MATCHED
A brown water stain spreading across a bedroom ceiling before repairThe same ceiling repaired, textured and painted with no trace of the stainAFTERBEFORE
Leak Source CheckWe confirm where the water came from before anything gets closed up.Get it fixed
Wet Drywall RemovalSoft, stained or crumbling drywall cut out cleanly to sound material.Get it fixed
Drying & TreatmentThe cavity dried and surfaces treated so the problem does not return.Get it fixed
Ceiling RepairStained or sagging ceilings rebuilt, textured and painted to match.Get it fixed
Mold Spot RepairSmall spots on drywall, trim and grout removed and the surface restored.Get it fixed
Baseboard & TrimSwollen, warped trim replaced and finished like it was never touched.Get it fixed
Under-Sink CabinetsCabinet floors and panels ruined by slow leaks rebuilt.Get it fixed
Full RebuildTexture, prime and paint so the repair disappears into the room.Get it fixed
CONCORD HOMES, CONCORD WATER

Sixty-year-old lines
and a wet winter overhead

Call 925-302-5955
Drywall in a Dana Estates or Holbrook ranch bubbling where a galvanized line has wept inside the wall for a season.
A musty smell in the hall and a floor that gives a little, with a crawl space under it that has been wet since December.
A warm stripe across the tile in a Ygnacio Valley or Walnut Country slab house and a water bill that climbed.
A ceiling stain under the eave on the sunny side where a split fascia board let the rain behind the gutter.
The family room ceiling in a Clayton Valley two-story stained in a ring under the upstairs bath.
Baseboard swelling along the downhill wall of a Crystyl Ranch house after a week of storms.

Every one of these is a dry-out and a rebuild for a Kaminskiy-certified technician dispatched from Quail Court. One call, one written scope, one crew for the tear-out, the drying equipment, the drywall and the paint.

HOW IT WORKS

Three steps from stain
to like it never happened

Kaminskiy team member answering a call
01
Call us or fill out the form

Priced and on the calendar during the first call.

Clear written quote
02
Get your free estimate

A written quote you approve before anyone drives out.

Kaminskiy technician greeting a client at the door
03
We fix it. You relax.

One crew, the whole list, warranty in writing.

The Kaminskiy Guarantee

A one-year workmanship warranty, in writing, on every Concord water damage repair.

Workmanship warrantyLicensed, bonded & insuredKaminskiy-certified techniciansBackground checked crews

Ceilings we saved
in Concord

4.8 of 5 · 322 Google reviews on our East Bay profile, read October 2026
★★★★★
I’m a pretty handy guy, having been a jet mechanic and lifelong DIYer, but when my dog broke the rear hanger on my pocket door, I couldn’t figure out how to remove it. Ivan arrived on time, quickly removed the door, and even took the time to show me how he...Mike Batesole · Google, a month ago
★★★★★
What a great experience starting with Gino, Estimating Manager who listened to my plans for an outdoor closet/she shed! He seemed to easily envision my vision and suggest other things to consider. The written estimate came in a timely manner and covered al...Grace Haney · Google, 3 months ago
★★★★★
We had a wonderful experience with Ivan and Kaminskiy home repair. After we had gas wall heaters removed last year by an ac/heating company we needed the holes left in the wall to be repaired. Ivan blended the new wall with the surrounding texture and paint...Gareth Shannon · Google, 6 months ago
★★★★★
Carlos installed a downspout on the front of my house that was in an inconvenient location. Water had been running into my landscaping and eroding the retaining wall. He also installed an outdoor outlet. Carlos was amazing and came up with a creative soluti...Jennifer Paulsen · Google, 6 months ago
★★★★★
I apologize for this delayed review, but I wanted to make sure I properly acknowledge the outstanding work Ivan from Kaminsky Handyman Services provided for our family. About a year ago, we hired Ivan to install a stair lift for our parents. From the very b...Andrey Yankin · Google, 7 months ago
THE WATER DAMAGE GUIDE

Know what water does
before you paint over it

Why the stain comes back

Because the water is still arriving. In Concord that is a galvanized line that weeps a little every time a tap opens, a fascia the eaves never let dry, a slab line with a pinhole, a hillside that sends every storm against the same wall, or a crawl space that holds water all winter under a floor that looks fine. Paint over the ring bleeds through within weeks. We trace the source, have the right licensed trade stop it, and run drying equipment until the meter says the cavity is dry before anything is closed.

Repair, or replace?

Drywall that got damp once and is still firm can be dried, sealed with a stain-blocking primer and refinished. Drywall that stayed wet for days, swelled at the joints or sagged comes out with the insulation behind it, and baseboard that swelled is replaced. A subfloor over a crawl space that took a winter of water is probed from below: boards that dry flat stay, delaminated plywood goes, and a joist that stays soft goes to the engineer first. We meter at the look, and the written scope says which.

When it is a remediation company's job

California issues no license for mold remediation, so there is no licensed remediation company to look up on a state list; the state's guidance is to remove visible growth and fix the moisture behind it. A small surface spot on drywall, trim or grout we remove with the material and treat. Growth across a wall, inside a cavity, across the underside of a floor over a wet crawl space, or in a home where someone has breathing trouble calls for a remediation company with industry certification and containment, and the air or surface testing is theirs too. We say so at the look, point you to companies we have rebuilt behind, and return after their clearance.

Keeping it dry

Have the licensed plumber replace the last galvanized run before it closes on its own, and swap rubber washer hoses for braided steel. Clear the gutters before November and have the fascia on the sunny side checked for splits. Grade the yard away from the house, keep the sprinkler heads off the stucco, and put a pan and a shutoff on the water heater. In a raised ranch, look under the floor once a year; the crawl space tells you about a leak months before the wall does.

CONCORD, THE 1950S TRACTS TO THE HILLS

The Concord water story,
house by house

Your Concord crew comes down Treat Boulevard or the 680 from our East Bay office on Quail Court in Walnut Creek. A 1955 ranch in Holbrook, a 1980s two-story in Clayton Valley and a 1970s slab house in Walnut Country take on water in different places and dry out on different schedules.
THE 1950S AND 1960S TRACTS

Dana Estates, Holbrook, Sun Terrace, the Monument corridor, Todos Santos

Ranch houses with wide eaves, wood fascia, board or plywood siding, the original galvanized supply lines and, on many streets, a raised floor over a crawl space. The galvanized line corrodes shut and weeps into the wall; a cast iron drain cracks under the bath and the subfloor goes soft; a fascia board the eaves kept wet splits and the rain runs behind the gutter into the wall; the crawl space collects all of it and nobody looks until the floor gives. We cut the drywall back to dry studs, dry the cavity and the crawl space below it, replace the subfloor where it failed, and rebuild the wall, the baseboard and the paint once the licensed plumber or roofer has stopped the source. A pre-1980 ceiling gets a sample tested for asbestos before we sand or cut it.

CLAYTON VALLEY AND THE HILLS

Clayton Valley, Dana Estates, Crystyl Ranch, Turtle Creek, Lime Ridge

Two-story homes from the 1970s to the 1990s on the open space, many in associations, with the baths and the laundry upstairs, decks over living space and a hillside that drains toward the downhill wall in a wet winter. A toilet supply line or a washer hose fails and the family room ceiling takes it; a deck door sill leaks in a storm off the hills; the downhill wall reads damp from December to March. We take out the wet ceiling and insulation, dry both floors, rebuild and paint to the association's interior scheme, and name the drainage problem that started it so the right licensed trade fixes it before we close.

YGNACIO VALLEY AND THE SOUTH

Ygnacio Valley, Walnut Country, Colony Park, the streets toward Walnut Creek

Stucco family homes from the 1960s and 1970s on slabs, with copper under the concrete, pool yards, a water heater in the garage and sprinklers along every wall. The slab line pinholes and the tile warms; the heater lets go and the garage wall drinks it; the sprinklers keep the stucco wet until the drywall inside reads damp along the bottom. We open the wall or the floor the licensed plumber needs, dry the slab edge and the framing, rebuild the drywall, the baseboard and the flooring edge, and get the grade and the heads back off the wall.

WHAT A VISIT LOOKS LIKE

One call, priced
before we come

01Call or text a photo

Call 925-302-5955 or text a photo of the stain, the soft wall or the floor that gives. Most jobs get a range on the call and a date for the look within days.

02The look, the crawl space and the written scope

A technician follows the water with a moisture meter, checks the framing and, in a raised house, the crawl space, and writes the scope: what comes out, how long the drying runs, which licensed trade stops the source, what goes back, and the price.

03Stop it, dry it, rebuild it

The source is stopped first by the licensed plumber or roofer on our calendar. We cut out the wet drywall, insulation and trim, dry the cavity to a meter reading, treat the framing, then hang, tape, texture and paint, usually a few visits across a week.

04Photos, paperwork, warranty

The dated photos of the open wall and the meter log go into your file for the adjuster. The debris goes out with us, and the invoice carries the one-year workmanship warranty.

Not our lane in California: mold remediation past a small surface patch and any air or surface testing, which go to a remediation company with industry certification; the leak itself, a galvanized run, a slab line or a cast iron drain, which the licensed plumber we schedule handles; the roof and the fascia-to-roof joint, which the licensed roofer does; the hillside drainage, which a licensed drainage contractor does; and any joist, beam or post the water softened, which an engineer calls before we rebuild.
RULES WORTH KNOWING

Licenses, Concord permits and
the insurer, in plain words

Who can do the work

A small repair under a set amount can be done in California without a license when no permit is needed and nobody is employed to do it; a water damage rebuild is past that line once the first sheet of drywall comes out. Kaminskiy Care and Repair holds License #1120648, is bonded and insured, and its technicians are Kaminskiy-certified and background checked, and every job over the state's written-contract threshold goes on paper before it starts. The leak is a licensed trade's: a galvanized run, a slab line or a cast iron drain to the licensed plumber, the roof and the fascia joint to the licensed roofer, and we schedule them.

Permits for drywall and subfloor

Concord publishes its own bulletin on work that needs a permit, and it lists decks, patio covers, re-roofs and window replacements and says the list is not complete; there is no row for drywall or a subfloor patch. The state residential code Concord builds to asks no application for ordinary repairs to a structure and exempts painting and finish work, never the cutting of a structural beam or a load-bearing support. A patched ceiling or a wall put back in kind is that; a joist or a rim the water softened is a permit and often an engineer, and for a room's worth of wall we call the Building Division before we quote rather than guess. The plumber's replaced line and the roofer's work carry their own permits.

Insurance, the HOA and the condo

A burst line, a failed water heater or a storm through a sound roof is the sudden kind of loss most policies cover; a galvanized line that wept for a season, a crawl space that flooded from the yard and hillside ground water usually are not, and the policy and the adjuster decide, not us. We photograph the open wall, keep the meter log and write the scope so your adjuster can follow it; negotiating the claim is a public adjuster's work, licensed by the Department of Insurance, not ours. Most of Concord has no association; in Crystyl Ranch, Turtle Creek and some Clayton Valley streets a rebuild painted to the scheme needs no form. In a condominium along the Monument corridor or Treat Boulevard California's common-interest law makes the association responsible for the common area and you for your unit unless the CC&Rs say otherwise, and whose wall the leak lives in is settled with the manager before the scope is final.

WHO CALLS US

One crew for every kind
of Concord water damage

HomeownersThe galvanized drip, the fascia stain and the wet crawl space, traced, dried and rebuilt by one crew from Quail Court.
Landlords and property managersThe tenant's ceiling leak in a Monument corridor condo or a Sun Terrace rental documented, dried and closed, with the photos in your file.
Real estate agentsThe water stain or the wet crawl space on a Holbrook or Dana Estates inspection report traced, rebuilt and documented before the appraisal.
Hill and association ownersThe downhill wall in Crystyl Ranch or Turtle Creek dried and rebuilt to the scheme, with the drainage problem named for the right licensed trade.

Fifteen minutes from your door. Your Concord crew dispatches from our East Bay office on Quail Court in Walnut Creek, down Treat Boulevard or the 680, so a Concord call is usually scheduled within days. Call 925-302-5955, text a photo, or send the form.

OUR WALNUT CREEK OFFICE43 Quail Ct, Suite 111, Walnut Creek, CA 94596Monday to Friday 8 to 6:30, Saturday and Sunday 9 to 6:30925-302-5955
GOOD QUESTIONS

Water damage questions,
answered

Can't find your answer? Call 925-302-5955 and ask us anything.

Call 925-302-5955

No, that is a remediation company's trade. We cut out and replace the drywall, trim, insulation and cabinet panels the water ruined, treat the framing, and a small surface spot comes out with the material. Growth across a wall, inside a cavity, under a floor over a wet crawl space or in the ducts, and any air or surface testing, belong to a remediation company with industry certification; California licenses none, so we tell you who we trust and rebuild after their clearance.

Nearly always. In Concord the usual suspects are a galvanized supply line in a 1950s wall, a cast iron drain under the bath, a copper line under a 1970s slab, a split fascia behind the gutter, a washer hose or a toilet line upstairs in the hill tracts, and the yard draining toward the house. We trace the path with a moisture meter, look in the crawl space where there is one, and the licensed plumber or roofer confirms and fixes it before anything is closed.

Yes. The 1950s ranches are smooth or lightly textured, the 1970s stucco houses are orange peel, and the hill tracts are knockdown. We rebuild with the same drywall thickness, match the texture across the patch, prime with a stain-blocking primer and paint to the corner so the repair disappears. A pre-1980 ceiling gets a sample tested before we sand or cut it.

It depends on how far the water ran, how long it sat and whether a crawl space or a subfloor is part of it. Text a photo and you get a range on the call; after the look you get a written scope with the tear-out, the drying, the rebuild and the licensed trade priced before anything starts. The approved price holds at the house, and the scope is laid out so the adjuster can follow it.

Usually when the loss was sudden, a burst line, a heater that let go, a storm through a sound roof. A line that wept for a season, seepage, a crawl space flooded from the yard and deferred maintenance usually are not covered, and the policy and the adjuster decide. We hand you dated photos, the meter readings and an itemized scope; adjusting the claim is not ours, and a public adjuster licensed by the state does that if you want one.

The floor above it and the drying are; the water getting in is not. We probe the subfloor from below, dry the cavity and the framing with equipment, replace the boards that delaminated and rebuild the floor and the wall above, and we name what let the water in, a yard that drains toward the house, a missing vapor barrier, a line that dripped all winter, so the licensed plumber or the drainage contractor fixes it before we close. A joist that stays soft goes to the engineer first.

All of Concord from our Walnut Creek office: Dana Estates, Holbrook, Sun Terrace, Todos Santos, Clayton Valley, Crystyl Ranch, Ygnacio Valley, Walnut Country and Colony Park, plus Clayton, Pleasant Hill, Martinez, Bay Point and Pittsburg. Call 925-302-5955 to confirm your address.

RATHER TYPE THAN TALK?

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Mold & Water Damage Repair near Concord

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