San Marcos' Most Trusted Mold Remediation Company
San Marcos faces a unique combination of mold risks: the San Marcos and Blanco rivers carry serious flood exposure, Texas State University creates a dense student rental market with deferred maintenance, and Hays County's Gulf-driven humidity keeps moisture levels high year-round.
Tell Us About Your Mold Problem
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Emergency Response
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Austin Homes Restored
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Free Inspections
Complete Mold Solutions for San Marcos Homes & Businesses
From a single bathroom spot to a full basement remediation, our IICRC-certified team handles every stage — so you get one team, one call, and one clear plan.
Mold Remediation & Removal
Complete removal of mold colonies using HEPA-filtered equipment, EPA-registered antimicrobials, and industry best practices.
Containment & Prevention
Negative air pressure containment barriers stop mold from spreading to clean areas during the remediation process.
Mold Inspection
Thorough visual and air-quality testing to identify mold type, extent, and root moisture cause. For San Marcos homeowners and businesses.
Water Damage & Moisture Control
Identify and fix the moisture source. Without addressing the root cause, mold always comes back. We fix it right the first time.
Crawl Space & Attic Remediation
San Marcos's humidity makes crawl spaces and attics prime mold zones. We encapsulate, treat, and protect these hidden areas.
Mold Inspection & Testing
San Marcos's humidity makes crawl spaces and attics prime mold zones. We encapsulate, treat, and protect these hidden areas.
Serving All San Marcos Neighborhoods
From the river corridor near TXST to the newer master-planned communities on the city's perimeter, we've remediated mold throughout San Marcos.
Our crews understand the local flood history, rental housing challenges, and soil conditions that drive mold risk in each area.
University / TXST Campus Area
The neighborhoods surrounding Texas State contain some of the oldest, densest housing in San Marcos. Student rentals here commonly feature aging plumbing, inadequate bathroom ventilation, and slow landlord maintenance response. Mold beneath flooring and inside walls is a routine finding after any significant moisture event or wet semester.
Rio Vista / San Marcos River Corridor
Neighborhoods along the San Marcos River sit beside one of the highest-flow spring systems in Texas, keeping the water table elevated year-round. Properties near the floodplain face significant risk during Central Texas rain events. Homes in this corridor that experienced the 2015 floods should get a professional moisture inspection even if repairs were completed at the time.
Blanco Vista
A master-planned community on San Marcos's north side near the Blanco River. The river's catastrophic 2015 flooding puts many Blanco Vista properties in an elevated moisture risk zone. Clay-heavy soils throughout this area expand and contract with moisture cycles, creating foundation-edge intrusion points that allow water in over time.
Trace
One of San Marcos's largest newer master-planned communities, with homes across multiple active builder phases on the city's northwestern edge. Framing exposed to wet weather before enclosure can carry hidden wall moisture from day one. The community's rolling terrain creates variable drainage, with low-lying lots collecting stormwater runoff during heavy rain events.
Midtown San Marcos
Established midtown neighborhoods feature older homes, many dating from the mid-20th century, with aging roofs, original plumbing, and years of deferred maintenance creating chronic moisture intrusion pathways. Pier-and-beam foundations common in this era are especially vulnerable to ground moisture during wet seasons, and musty odors here frequently trace back to sub-floor accumulation.
Spring Lake Hills / Aquarena Area
Sitting directly above one of Texas's most active spring systems, these neighborhoods experience persistently elevated soil moisture that works against foundations and crawl spaces year-round. Properties nearest the spring discharge zones carry the highest ambient moisture levels and should be proactively monitored for mold, especially in below-grade or pier-and-beam foundation areas.
Hunter Road Corridor
San Marcos's growing east side has seen significant new residential development along the Hunter Road corridor. Flat terrain in portions of the area channels stormwater toward foundation perimeters during heavy rain events, and newer construction here benefits from a professional moisture inspection within the first year of occupancy.
Downtown / Wonder World Drive Area
The downtown district and Wonder World Drive neighborhoods hold a significant inventory of older commercial and residential buildings. Flat commercial roofs with aging drainage are a common source of water intrusion, while older homes here typically lack adequate bathroom ventilation. We serve both residential and commercial clients throughout central San Marcos.
San Marcos Activity Center / Sessom Drive
The Sessom Drive corridor links some of San Marcos's oldest residential neighborhoods to the TXST campus, with homes ranging from historic bungalows to mid-century rentals. Rapid tenant turnover means plumbing leaks and roof issues can go unreported for an entire semester, allowing mold to take hold behind walls before anyone notices.
4 Steps to a Mold-Free Home
No surprises. No hidden costs. Just a proven process that gets your home safe again.
Free Inspection
We visit your property, assess visible and hidden mold, test air quality, and identify the moisture source — all at no charge.
Containment
We seal off affected areas with negative air pressure barriers and HEPA air scrubbers to stop mold from spreading.
Removal & Treatment
All mold is physically removed and surfaces treated with EPA-registered antimicrobials. Damaged materials are safely disposed of.
Clearance & Restoration
Third-party air testing confirms mold is gone. We document everything for your insurance claim and restore your space.
Frequently Asked Questions
It depends on the cause. Most Texas homeowner's policies cover mold that results from a "sudden and accidental" water event like a burst pipe or appliance failure. Mold from flooding (such as Brushy Creek overflow) typically requires a separate NFIP flood insurance policy. We provide detailed documentation to support your claim and work directly with your adjuster.
Yes and it's more common than most buyers realize. During San Marcos's rapid construction booms, framing lumber often gets wet before drywall is installed. If the structure isn't adequately dried first, mold grows inside the walls before you ever move in. If your new home has an unexplained musty smell, don't assume it will go away — call us for an inspection.
Small, contained areas (like a bathroom or garage) typically take 1–3 days. Moderate projects involving multiple rooms run 3–7 days. Severe cases like post-flood whole-home remediation or new construction moisture issues can take 1–3 weeks. We give you a precise timeline on day one so you can plan accordingly.
Texas law requires sellers to disclose known mold issues on the Seller's Disclosure Notice. While remediation isn't legally mandated, a positive mold test can kill a sale in San Marcos's competitive market. Most buyers now request mold inspections, and having a clearance certificate dramatically improves your negotiating position and protects you from post-sale liability.
Not if the moisture source is corrected. Mold remediation removes existing mold but if the leak, flooding, or humidity issue isn't fixed, it can return. Our remediation always includes identifying and addressing the root moisture cause, and we offer a clearance certificate plus a post-remediation warranty for your peace of mind.
Texas landlords are required under the Texas Property Code to maintain rental properties in a condition that is safe and sanitary, which includes addressing mold resulting from maintenance deficiencies. Mold arising from structural issues, roof leaks, or plumbing problems is generally a landlord responsibility. Failure to remediate known mold can expose landlords to lease termination claims, rent abatement demands, and liability. We provide full, insurance-grade documentation for landlord records and Texas disclosure compliance.
We Serve San Marcos & The Surrounding Metro
Beyond San Marcos city limits, our licensed mold remediation teams serve the entire greater Austin metropolitan area, including all Hays County communities and the broader I-35 corridor.
Don't Let Mold Take Over Your Home
The sooner you act, the less damage — and the lower the cost.
Get your free inspection today.

