Foundation & Waterproofing Services in Clackamas, OR

Local Waterproofing Expertise

Near the Clackamas River basin and throughout suburban Clackamas, OR, our waterproofing contractor team specializes in foundation waterproofing, crawlspace vapor barrier installation, and window well protection. Heavy rain and seasonal moisture in this region demand proactive solutions to keep homes dry and structurally sound.


We serve property owners across Clackamas, Gladstone, Milwaukie, and surrounding areas with proven waterproofing systems tailored to Pacific Northwest soil conditions, building codes, and permit requirements.

How We Work

Five clear phases from inspection through long-term protection

Inspection

We crawl under your home to identify water entry points, assess foundation cracks, and evaluate vapor barrier condition in Clackamas-area crawlspaces.

Assessment

We explain what you have—moisture damage, wall seepage, pest entry—and outline which waterproofing system fits your home's layout and budget.

Prep

We obtain permits if required by Clackamas County codes. We move items and prep surfaces. We schedule work around your schedule.

Install

We install vapor barriers, seal foundation cracks, set dehumidifiers, or apply waterproof membranes. Work is done to Oregon code standards.

Verify

We walk you through the finished work. We explain maintenance steps and hand over documentation for your records.

You'll always know what's happening next—and when.

Our Services

Waterproofing solutions built for Clackamas rainfall and seasonal moisture cycles

Foundation Waterproofing

Clackamas sits on clay-rich soils prone to saturation. We seal foundation walls, repair cracks, and install interior drainage systems to stop seepage before it reaches your basement or crawlspace. Work complies with Clackamas County erosion control and foundation drainage codes.


  • Interior crack injection and epoxy sealing
  • Interior drain tile installation
  • Sump pump and dehumidifier setup
Concrete foundation forms beside a house, with tools and supplies on a wet driveway.

Professional foundation sealing in Clackamas—protecting homes from year-round moisture

Unfinished basement with white vapor barrier flooring, exposed beams, concrete walls, and a small window.

Sealed crawlspace in Clackamas area—preventing mold and structural decay

Crawlspace Vapor Barrier Installation

Open vents let in humid Portland-area air. We install heavy-duty vapor barriers across floors and walls, seal vents, and add dehumidifiers to create a dry, controlled environment below your home.


  • 6-mil and thicker polyethylene barriers
  • Vent sealing and closure
  • Commercial-grade dehumidifiers

Window Well Waterproofing

Basement windows let in water during heavy rain. We install or replace window well covers, dig proper drainage around wells, and slope landscaping to shed water away from your foundation.


  • Window well cover installation
  • Gravel and drain outlet setup
  • Landscaping grading adjustments
White-framed glass enclosure on a patio beside a house, with tools and a white bucket nearby.

Basement window well protection—keeping water out during Clackamas rain

Under-bed storage space with white panels, wooden beams, and tools beside a dehumidifier

Complete crawlspace transformation—clean, sealed, and energy-efficient

Crawlspace Cleanup & Encapsulation

Moldy insulation, debris, and old vapor barriers get removed. We clean the space, remove damaged materials, and install a complete encapsulation system to stop air leaks and moisture intrusion.


  • Mold remediation and debris removal
  • New insulation and air sealing
  • Energy efficiency improvements

Why Waterproofing Matters

Pacific Northwest moisture risk and why Clackamas homes need protection


Clackamas County sits in the Willamette Valley with high seasonal rainfall and humidity. Wet insulation, wood rot, mold growth, and structural settling happen fast without waterproofing. Moisture from the soil and groundwater seeps into crawlspaces and basements, raising indoor humidity and energy bills while threatening your home's foundation.

Up to 50% of indoor air comes from your crawlspace. If moisture is there, it's in your home.

Health & Structural Risks

  • Mold and mildew growth in damp crawlspaces
  • Wood rot in floor joists and support beams
  • Poor indoor air quality and respiratory issues
  • Higher heating and cooling costs
  • Foundation settling and floor cracks

What Waterproofing Delivers

  • Dry crawlspace year-round
  • Lower humidity and better air quality
  • Reduced energy bills
  • Protected foundation and structural stability
  • Usable storage space below

Serving Clackamas & Nearby Areas

We're local experts on Clackamas County soil, permits, and building codes


We've waterproofed hundreds of homes in Clackamas, Gladstone, Milwaukie, and surrounding suburbs. We know Clackamas County's drainage patterns, permit process, and building codes. Many homes here were built in the 1940s–1980s with older crawlspace designs—we specialize in retrofitting them with modern vapor barriers and dehumidification.

Getting to Us

Clackamas is centered near the Clackamas Town Center and along Routes 212, 213, and 224. Interstate 205 cuts through the area, making access easy from Sunnyside, Camp Withycombe, and nearby neighborhoods. We travel to your home for inspections and work—no need to drive to us.


Call or request a free crawlspace inspection. We'll assess moisture issues, explain what's needed, and schedule work at a time that works for you.