Mold remediation
Water damage drying
Fire & smoke cleanup
Storm response
Sewage cleanup
ReconstructionFree visual inspection and a written scope of work before any mitigation begins - photos, moisture readings, and drying logs go in your claim file
The scope we write is the scope we bill. Anything new gets shown to you, in writing, before we touch it.
Get your free estimateFast, Reliable Mold Remediation Across Highland
Mold remediation in Highland typically runs $1,800 to $6,500 depending on how far the growth has spread and whether hidden wall cavities are involved. Most Highland jobs we handle are completed within 3 to 7 days from containment to final clearance. If you’re seeing dark spots on drywall, smelling something musty, or just had water push through your home, call us at (833) 589-7005. We know exactly how mold behaves in Highland’s stucco-and-shingle housing stock and we respond fast.
What makes Highland different from flatland cities nearby is the mountain. When fire scars the slopes above 92346, the next winter’s rains turn that bare ground into a mudflow channel. Silt and Category 3 water push into foothill homes and the mold clock starts ticking within 24 to 48 hours. That’s the call we get most often from Highland homeowners. Not a slow leak under a sink. A sudden, dirty intrusion that looks dry on top but is wet behind the drywall.
Our Mold Remediation crews are IICRC-certified and trained to find moisture where visual inspection misses it. We serve all of Highland, from the older tract neighborhoods near Baseline to the newer foothill subdivisions off Greenspot Road.
Why OC Restoration Co Is Highland’s Preferred Mold Remediation Company
We’re not a general contractor who added mold cleanup to the menu. Allen Burkhart built OC Restoration Co around documented, protocol-driven restoration work. Our technicians hold IICRC certification, the restoration industry’s most recognized credential, and we’re active members of both the Restoration Industry Association and IFA. That means the people in your home are trained to published standards, not informal company practices.
Highland homeowners call us because we show up with the same commercial-grade equipment national restoration firms use. Dri-Eaz dehumidifiers, XPOWER air movers, thermal imaging cameras, and moisture mapping tools. Not rental gear. Not box fans. When we set containment in a Highland home, we’re running the same dry-air math a hospital restoration crew would run.
Our team has worked the 92346 foothills long enough to know which streets are first to flood when the burn scar above town lets go. We’ve handled mold in 1970s tract homes off Victoria Avenue and in newer builds up toward the canyon mouths. That local pattern recognition means we don’t waste time hunting for hidden wet pockets. We know where they hide in Highland construction.
Written by Allen Burkhart, Owner at OC Restoration Co, serving Highland since 2015.
Restoration work we handle






Bathroom Mold Removal in Highland
Bathroom Mold Removal in Highland almost always starts the same way: a shower pan or tub surround that’s been leaking slowly into the subfloor for months, and now the grout is stained and the baseboards are swelling. In Highland’s older 1970s to 1980s stucco-over-wood-frame homes, those leaks sit in the floor cavity and the wood never fully dries because the bathroom fan can’t pull moisture from inside the framing. A typical bathroom mold removal here runs $800 to $2,400 depending on whether we’re pulling just the affected drywall or the shower pan itself.
Containment and Subfloor Drying
We seal the bathroom with negative air pressure before we open any wall or floor cavity. Then we map moisture with a pinless meter and check the subfloor framing with thermal imaging. What looks like a small corner of black mold often runs three feet into the floor cavity.
Surface Versus Cavity Mold
Surface mold on tile is scrubbable with the right antimicrobial. But in Highland, the real problem is usually behind the tile backer or under the pan. If the water category has progressed from clean to grey to black, we treat it as a full containment job, not a wipe-down.
Mold Removal Service in Highland
Mold Removal Service in Highland means dealing with growth that started behind intact drywall, inside a wall cavity, or across an attic deck that took on smoke and water during the same season. Highland homeowners call us after a mudflow pushes silt and Category 3 water into a lower level, or after a summer of Santa Ana winds drove ash and embers into the attic vents. A full mold removal on a single room in Highland typically runs $1,500 to $4,800. When multiple rooms or an entire lower level are involved, expect $5,000 to $9,500.
Hidden Moisture Mapping
We don’t just cut out what we can see. We map every wet pocket with thermal imaging and a penetrating moisture meter, because mold starts behind intact drywall within 24 to 48 hours of water intrusion. In Highland mudflow cases, that’s the difference between removing 50 square feet of drywall and replacing an entire garage wall.
Antimicrobial and Structural Drying
After removal, we treat the exposed framing with a registered antimicrobial and run Dri-Eaz dehumidifiers and XPOWER air movers until daily moisture readings confirm the wood is dry. Not surface dry. Structurally dry. That’s the standard insurers and adjusters expect to see in the documentation.
Trusted Brands We Service in Highland
Our equipment trailer carries Dri-Eaz dehumidifiers, XPOWER air movers, Phoenix axial fans, and B-Air filtration units. For Highland jobs, we stock replacement HEPA filters, containment sheeting, and antimicrobial treatments on the truck so we don’t burn a day running back to the warehouse. When a mudflow hit a Greenspot Road property in the 2022 aftermath, we had containment up and drying started the same afternoon the homeowner called. For mold remediation work in Highland, having the right gear already rolling toward your house is half the job.
See the difference
Before
After
Before
After
Before
AfterCommon Mold Remediation Problems We See in Highland Homes
- Post-fire mudflow intrusion behind intact drywall. Silt and Category 3 water push into wall cavities and look dry on the surface. Without moisture mapping and thermal imaging, mold grows for weeks before anyone notices the smell.
- Smoke-ash attics that fuel hidden growth. Santa Ana winds drive ash and smoke through gable and soffit vents during fire season. When winter rains add moisture, that same ash becomes a food source and mold takes hold in the insulation and roof decking.
- Slow shower pan and tub surround leaks in 1970s to 1980s tract homes. Older Highland builds off Baseline and Victoria have pans that crack over time and leak into subfloor cavities. The water changes category over time, which changes containment and removal decisions.
- Canyon-adjacent properties that flood with sediment, not clean rain. Burn scars above town send debris-laden water down the canyons. That sediment carries organic material that accelerates mold growth in carpet, drywall, and insulation.
Pricing for Mold Remediation in Highland, CA
Here’s what you can expect to pay for mold remediation in Highland, based on what we actually see on the ground in 92346:
| Scope of Work | Typical Highland Price Range |
|---|---|
| Bathroom mold removal (single shower/tub) | $800 – $2,400 |
| Single-room containment, removal, drying | $1,500 – $4,800 |
| Multiple rooms or lower-level mudflow intrusion | $5,000 – $9,500 |
| Attic mold remediation with ash contamination | $2,200 – $6,000 |
| Mold inspection and moisture mapping only | $300 – $600 |
What moves the price is how much drywall we have to pull, whether insulation is contaminated, and how many days of drying the framing needs. Photo documentation and moisture logs are included on every job, which matters when you’re filing an insurance claim. Call (833) 589-7005 for a free estimate based on your actual square footage and water history.
We Also Serve Cities Near Highland
OC Restoration Co runs mold remediation crews into Highland and the surrounding foothill and valley cities every week. If your property is in Highland, San Bernardino, Muscoy, Redlands, or Loma Linda, we can have a certified technician at your door with containment equipment ready. The same IICRC-certified process, the same Dri-Eaz dry-air math, the same written scope before work starts.
Serving Highland, CA — Our Local Coverage Area
We’re based in the Highland area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs About Mold Remediation in Highland
Mold growth starts within 24 to 48 hours of water intrusion, and in Highland mudflow events the growth window is often faster because the sediment carries organic material that feeds mold. The surface may look dry while the wall cavity behind it is saturated. Call us within the first day if you can, because the difference between containing a small outbreak and gutting a room often comes down to a single overnight dry-down.
Highland sits at the foot of the San Bernardino Mountains, and that changes the water source. San Bernardino gets urban stormwater. Redlands has some similar foothill exposure, but Highland’s burn scar and canyon drainage pattern mean the water is dirtier and the mold risk is higher. We treat Highland mudflow intrusion as Category 3 from the start, which changes containment, removal, and the antimicrobial protocol.
Watch for smoke staining around gable vents, a persistent campfire smell in the attic, and insulation that looks clumped or damp. Ash from Santa Ana winds settles into the blown insulation and roof decking. When the first winter rains hit, that ash becomes a food source and mold growth can start inside the attic where you never look. A moisture and thermal inspection is the only reliable way to know whether you have a problem. We can do that for you.
No, recurring mold around a Highland shower usually means the pan or the tub surround is leaking into the subfloor. Highland’s older tract homes were built with shower pans that crack over time, and the moisture never fully dries. Surface scrubbing buys you a few weeks. Real removal means opening the cavity, drying the framing, and treating the wood with an antimicrobial. That’s a $800 to $2,400 job in Highland, not a $50 bottle of spray.
Because Highland’s mudflow and post-fire moisture problems require structural drying, not surface drying. Dri-Eaz dehumidifiers pull enough water out of the air to actually dry wall cavities and framing. XPOWER air movers push that dry air across wet surfaces at the right velocity. Consumer dehumidifiers can’t reach the same grain depression, and mold inside a wall cavity won’t stop growing just because the room feels dry.
Call (833) 589-7005 for a free mold remediation estimate in Highland. We’ll give you a written scope before any work starts.
Written by Allen Burkhart, Owner at OC Restoration Co, serving Highland and the surrounding foothill communities since 2015.