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Basement Waterproofing in Issaquah, WA

Review Logo 4.8 (475)

If you're experiencing issues like water leaks, dampness, or mold in your basement, it's crucial to seek professional waterproofing solutions. In Issaquah, the region's clay-rich soils and significant annual precipitation can contribute to these problems, leading to potential structural damage. Matvey Foundation Repair offers reliable services to keep your basement dry, including interior drains, sump pumps, dehumidifiers, and wall vapor barriers.

In Issaquah, Washington, Groundworks brings together the expertise of Rainy Day Crawl Space & Basement and Matvey Foundation Repair to provide exceptional foundation repair and waterproofing services. With Rainy Day’s focus on crawl space and basement solutions, paired with Matvey's foundation repair expertise, we are committed to delivering industry-leading solutions. Under the Groundworks name, our goal is to ensure safe and stable home environments throughout Issaquah. Contact us today for your free inspection.

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Groundworks is Issaquah's Basement Waterproofing Expert

8,254 basements waterproofed by the Seattle South branch

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Why your neighbors trust Groundworks

We've earned 436 five star reviews.

"Matvey stopped erosion behind my salt water rip rap bulkhead. They were great to work with. They are professional and capable folks. From accurate estimate by Jim W. to knowledgeable installation by Danila and Valeri, the project was trouble free."

Our in-house crews are certified and local to your area.

Our work comes with a nationally backed warranty.

Basement Waterproofing Solutions We Provide For You in Issaquah

Control Wall Moisture

Control Wall Moisture Image

What We Do

  • Inspect basement for vulnerabilities
  • Take custom measurements
  • Provide lasting moisture solutions

What We Use

Vapor Barrier 3D Image Vapor Barrier Learn More

Control Groundwater Seepage

Control Groundwater Seepage Image

What We Do

  • Identify leakage sources
  • Consider your home's unique needs
  • Install a reliable drainage system

What We Use

Sump Pump 3D Image Sump Pump Learn More
Drain System 3D Image Drain System Learn More
FreezeGuard 3D Image FreezeGuard Learn More

Control the Environment

Control the Environment Image

What We Do

  • Recognize ventilation insufficiences
  • Offer options for moisture control
  • Regulate humidity levels effectively

What We Use

Dehumidifier 3D Image Dehumidifier Learn More

Our Other Services in Issaquah

Our Issaquah Office Serves You

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Trust the experts at Groundworks

How it works

Straightforward and simple process

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Schedule an
inspection

Upon arrival, our Inspector will introduce themselves and chat with you about the problems you're experiencing. Based on the information you provide them, they'll then create a plan of action to examine your home inside and out.

Receive a detailed repair plan and quote icon

Receive a detailed
repair plan and quote

Once the inspection is complete, the Inspector will sit with you and present their findings. And because we provide same-day estimates, you'll have all the cost and financing information you need to make a decision right away.

Get the work done when you're ready icon

Get the work done
when you're ready

When you're ready to move forward with repairs, we'll help you choose an installation date that works for your schedule, and notify our Installation team immediately of the upcoming work.