Foundation & Waterproofing Services in Portland, OR

Local Waterproofing Expertise

Hawthorne, Richmond, and neighborhoods across Portland trust us for waterproofing contractor and foundation contractor services. We seal crawlspaces, install vapor barriers, and protect basements from Portland's wet climate. Your home deserves dry, healthy foundational support year-round.

Portfolio: 500+ completed projects | 20+ years local expertise | Free inspections available

How We Work

Our waterproofing process follows five clear phases to keep your foundation protected and your crawlspace usable.

Site Assessment

We inspect your basement or crawlspace for moisture entry points, standing water, and structural concerns.

Cleanup & Prep

Removal of debris, old damaged insulation, and failed vapor barriers. We clear the space for new installation.

Drainage Install

Perimeter drains and sump pumps capture water before it pools. Direct discharge away from your foundation.

Vapor Barrier Install

Heavy-duty, sealed vapor barriers cover floors and walls. Stops soil moisture and vapor from rising into your home.

Final Inspection

We verify all seams are sealed, drainage flows freely, and your crawlspace is ready for long-term protection.

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

Our Services

Portland's older homes—especially Craftsman bungalows and foursquares in Hawthorne and Richmond—need specialized waterproofing. We serve the exact soil conditions and rainfall patterns of Southeast Portland.

Foundation Waterproofing

Portland's 43 inches of annual rainfall puts constant pressure on basement and foundation walls. Efflorescence, peeling paint, and musty odors signal moisture intrusion.

We install interior and exterior drainage systems, seal wall cracks, and apply protective vapor barriers. Your foundation stays dry through every rainy season.

Foundation waterproofing in Southeast Portland—stopping water before it reaches your basement.

Heavy-duty vapor barrier sealing in a Hawthorne-area crawlspace—blocking soil moisture year-round.

Crawlspace Vapor Barrier Installation

Vented crawlspaces fail in Portland's climate. Soil moisture vaporizes and migrates into your home, causing wood rot, mold, and cold floors.

Our sealed vapor barrier systems lower humidity, reduce energy loss, prevent pest entry, and improve indoor air quality. A crawlspace stops working against you.

Crawlspace Cleanup & Encapsulation

Old insulation falls apart. Debris and contaminants collect. Failed vapor barriers tear and shift under foot traffic.

We remove everything damaged, install durable encapsulation systems, and seal all seams and penetrations. Your crawlspace becomes usable storage and a moisture-control asset.

Before and after: Richmond-area crawlspace transformed from debris-filled to clean, sealed, and protected.

Window well covers and drainage installed in a Ladd's Addition basement—preventing water from pooling at egress windows.

Window Wells & Egress Protection

Basement windows leak during heavy rain. Water pools in wells and seeps past frames, flooding basements and damaging finished spaces.

Window well covers, drain installation, and sealed sills protect your basement. Light and egress stay safe; water stays out.

Why Local Expertise Matters

Portland's Wet Climate

Annual rainfall, seasonal moisture swings, and expansive soils put unique stress on foundations built decades ago. We know how to stop damage before it starts.

Older Home Challenges

Hawthorne, Richmond, and Buckman homes (built 1890s–1970s) often have vented crawlspaces, minimal insulation, and failing vapor barriers from decades past. We upgrade them right.

Proven Soil & Drainage Knowledge

Southeast Portland's soil composition, groundwater patterns, and surface runoff require specialized drainage design. We apply solutions proven across 500+ local projects.

Why we treat Portland homes differently: Soil expands and contracts with seasonal moisture. Foundation walls crack under pressure. Crawlspaces flood without proper drainage. Generic contractors miss these local realities. We don't.

Coverage Areas & Getting Here

We serve close-in Southeast Portland and surrounding areas—the neighborhoods where crawlspace and foundation issues are most common.

Hawthorne

SE 11th to 55th Avenue. Craftsman bungalows, foursquares, older rentals.

Richmond

Division Street corridor and beyond. Mixed residential and newer infill.

Buckman

East side of Willamette River. Victorian and period-style homes.

Ladd's Addition

Historic planned community near SE 20th. Arts & Crafts homes, tree-lined streets.

Sunnyside

North of Hawthorne. Mix of single-family and rental properties.

Mt. Tabor Area

Historic neighborhood below Mount Tabor Park. Scenic homes, terrain challenges.

Ready to Schedule a Free Inspection?

Call or submit a quick request online. We'll confirm your appointment and arrive ready to inspect your crawlspace or basement—no pressure, no surprise recommendations.

A dry foundation protects your home's value, structure, and air quality. Contact us today.

Why Waterproofing Stops More Than Water

When moisture stays out of your crawlspace, these problems stop too.

Mold & Odors

Moisture + darkness = mold. A sealed crawlspace stays dry, fresh, and safe.

Pest Infestation

Rodents love wet, dark spaces. Sealed barriers block entry and reduce attractants.

Wood Rot & Structural Damage

Wet wood fails. Sill plates, joists, and headers degrade fast. Waterproofing saves structure.

High Energy Bills

Vented crawlspaces waste heat and cooling. Sealed, insulated spaces reduce energy loss by 20%.

Poor Indoor Air Quality

Moisture vapor and mold spores rise into living spaces. Sealed barriers trap them below.

Home Value Loss

Buyers inspect crawlspaces. Wet, moldy spaces kill deals or tank appraisals. Waterproofing protects resale.

Frequently Asked Questions

How often should I replace my vapor barrier?

Typically every 5–10 years, depending on material, foot traffic, and damage. We inspect and recommend replacement during your annual crawlspace check. Older barriers (pre-2000s) almost always need replacement.

Will waterproofing really reduce my energy bill?

Yes. Sealed, insulated crawlspaces reduce energy loss by up to 20%. Your HVAC no longer works against unconditioned, damp foundation space. Homeowners report lower heating and cooling costs within the first year.

Can I do crawlspace work in winter or during heavy rain?

Yes, with precautions. Winter and rainy seasons are when crawlspaces are most active—water flows and you see real problems. We schedule drainage installation then to verify performance. Interior work proceeds year-round with proper pumping and ventilation.

What if I only want spot repairs, not a full encapsulation?

We offer targeted repairs: drainage fixes, sump pump installs, partial vapor barrier patching, and window well covers. However, spotty protection often fails because moisture finds other paths. We'll recommend the most effective approach for your home.

Do you offer financing or payment plans?

Financing options are available and discussed during your estimate. Most homeowners find waterproofing is a one-time investment that pays for itself through reduced repair costs and energy savings.

How long does a typical crawlspace encapsulation take?

Most projects finish in 3–7 days depending on crawlspace size, extent of drainage work, and existing conditions. Larger homes or complex drainage setups may take 1–2 weeks. We'll outline the timeline at your inspection.