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Find Foundation, basement or crawlspace waterproofing / encapsulation pros in Tacoma

Avatar for TerraFirma Foundation Systems
TerraFirma Foundation Systems
4.0(
99
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

"Had huge foundation problems at a project of mine on the waterfront. We used terrafirma to both waterproof the entire basement AND lift the foundation. 10/10 would recommend. extremely communicative, very knowledgeable, and even brought a crew in from Oregon to help us stay on schedule. Oscar and jorge got the job done extremely quickly and Seth was fantastic as my project manager."
A System Design Specialist helping a homeowner
Encapsulating a crawl space
Fleet of vehicles in our Portland, Oregon locatio
Loading up our truck for a piering job
Loading up a truck for a waterproofing job

+33

Response time40 mins
Response rate98%
98 neighbors recently requested a quote
Avatar for Groundworks
Groundworks
4.3(
313
)

Serving Tacoma, WA and surrounding areas

Approved (Corporate)

In business since 1995

Free estimates

Emergency services offered

"They made my cracked driveway look like new. With the stabilizing they did, itâ ll last another 100 years! Very happy with my basement also!"
Foundation
Foundation
Foundation
Concrete
Concrete

+16

Response time2 days
166 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Wu Construction
Wu Construction
4.6(
238
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"Foundation Repairs - We had dry rotted wooden posts due to concrete pads being buried below the dirt. Wu Construction replaced the posts/ piers and placed new concrete pads on top of the existing to raise them above the dirt. I had some questions and Victor Wu followed up with me. Victor is very professional, honest and fairly priced. I would recommend them to anyone who needed these services as well."
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+11

Response time4 hrs
28 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Andy Construction LLC
Andy Construction LLC
4.9(
30
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 2011

Free estimates

Warranties offered

"I have a 1906 cottage in N Seattle, with an old porous foundation. Water came into the basement for the first time in 20 years. Another contractor bid the job at $12,000 after 3 site visits and almost a month. Andy came out to the house the same day I talked to him, and estimated the same job at half that price. He followed up with questions, asked about making another visit, came out again and saw that the drainpipe was disconnected at the top of the area being flooded. 75% of the roof's water was pooling against the house. He found a ladder and fixed it and isn't charging me a dime. So, no French drain, no Delta drain, no foundation treatment, no 50' of trenching, no $$$. Andy was timely, reliable, did what he said, and knows his stuff. He was a great communicator, and I feel so so lucky to have found him."
Additional Photos
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Response time7 hrs
1 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Diversified Crawlspace Servs
Diversified Crawlspace Servs
3.9(
25
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 1992

Free estimates

Emergency services offered

"Excellent company! These guys did a great job of installing insulation in my attic as well as the removal of old insulation. Also, the clean-up job after the job was great too. The technicians were knowledgeable and friendly. No issue in recommending."
crawlspace drainage
crawlspace drainage
crawlspace drainage
crawlspace drainage
crawlspace drainage

+18

7 neighbors recently requested a quote
Recommended by60%of homeowners
Avatar for Sump Pump Wizards LLC
Sump Pump Wizards LLC
5.0(
1
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 2024

Free estimates

Credit card accepted

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

Response time4 hrs
3 neighbors recently requested a quote
Avatar for Seattle Tech Home Solutions LLC
Seattle Tech Home Solutions LLC
5.0(
2
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 2016

Free estimates

"5 ?? to this team very professional and talk me through every step with my foundation me and my husband was very happy with this company and the way our project turned out"
9 neighbors recently requested a quote
Avatar for BUILDING PERFORMANCE PROS LLC
BUILDING PERFORMANCE PROS LLC
3.0(
2
)

Serving Tacoma, WA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"The workers were on time. Very efficient. They did a blower door test and found the air leaks and insulated these areas. Blew installation above the garage, cleaned out the crawl space and put new installation there and basement. Found a water leak from my toilet,Thank goodness. Covered everything in the basement and swept and cleaned up after. I would recommend them!"
Response time2 days
15 neighbors recently requested a quote
Avatar for Perma-Dry Waterproofing & Drainage, Inc.
Perma-Dry Waterproofing & Drainage, Inc.
4.4(
209
)

Serving Tacoma, WA and surrounding areas

In business since 1997

Free estimates

Credit card accepted

"During periodic heavy rains we sprung a leak in our basement wall. I called Perma-Dry because both Angie's List and a plumber recommended the company, and I do not know the first thing about waterproofing a home. I scheduled a date and time for a salesperson to inspect the basement and provide me with an estimate. Mark was friendly and professional, and in his estimate he wrote that a sump pump may be required. What he did not elaborate in his inspection is the sump pump requiring GFCI, a term he wrote on the estimate but did not explain during the inspection. I am not an electrician and I have already established I do not know the first thing about waterproofing. What I came to learn during the scheduled work is that a) the crew confirmed a sump pump would be required, and that b) GFCI means a dedicated electrical line for the sump pump. We have a warbox-style home from 1942 and there is only so much we can do to the existing structure. Our washer and dryer are in the basement and now our washer will share an outlet with the sump pump, and I'm going to hope for the best. The work crew is nice but they do love to get animated about the work they are performing. I'm fortunate to work from home today and participate in phone conferences on mute so my colleagues didn't have to hear "BULLSH_T" being exclaimed loudly. Bonus use of the n-word when they returned from lunch. What would have been immensely helpful in the original inspection is Mark explaining, "We should check to see if you have the necessary electrical setup for the sump pump, otherwise you will need to hire an electrician and that could run $600." When I had Mark in our basement I was trying to think of every possible question to ask him before agreeing to an estimate and scheduling a service appointment. Where I failed in my exercise is that I didn't know the questions to ask during the inspection, and now the crew is installing a sump pump that I cannot reject because it's the only way I can achieve the goal of waterproofing the basement. A quick email to the company did not feign a reply from anyone other than a follow-up call with Mark who, professionally, explained he did his part to address his due diligence in the estimate to cover liability for the company. I explained to Mark that since I do not know the first thing about waterproofing (established) I did not know all the right questions to ask, and I am now having to authorize $825 for a sump pump in hopes that I don't need to hire additional servicemen to confirm the work is complete. The conversation was moot aside from him understanding my frustration. If you are a homeowner like me that is unfamiliar with waterproofing and home electrical, be sure to ask the salesperson if your home is properly set up to accept a required sump pump, or if you will need to schedule an electrician to wire your home ahead of the waterproofing work. If you are a homeowner like me that is unfamiliar with waterproofing, make sure you ask your salesperson for visual examples of the sump pump so you can adjust any configuration of storage solutions you had in your basement that must now be reconfigured due to the size of the pump and the space it will occupy. Because you don't know if there is more than one option for the sump pump (there isn't on the day of work). You can, however, hope the crew will not cut into existing pipes and do their best to work with the plumbing. FYI: the warranty offered for the drain system DOES NOT apply connection to an existing non-company installed drain line. Meaning that the sump pump required for completion of work is not covered by the drain system warranty when the crew connect it to your existing plumbing. The crew finished ahead of schedule and I was shown the results. The poured concrete will take 3-4 days to thoroughly dry; we can move our washer back at that time and reinstall all the hoses. I wish I would have known in advance how long it would take for the concrete to be dry but I guess that, too, was a question I was supposed to know to ask. The sump pump is already plugged into the wall socket but we'll need to rely on the battery powering the sump pump control box because we don't have another outlet to spare for the second plug. If we didn't have that outlet at the ready, I would be back on Angie's List looking for an electrician and I wish Mark would have had a checklist at the ready to make sure all of this was addressed before the crew tore open the basement floor with a jackhammer and then concluded a sump pump was necessary. The purpose of Angie's List is to reduce the risk of "Buyer Beware" for consumers, yet here is a business model that penalizes consumers because they don't know the questions to ask. I hope my experience will save you from a similar situation so you're not left frustrated with a company's reply being "I understand" on repeat."
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+7

Recommended by90%of homeowners
Avatar for Giant Builders Seattle LLC
Giant Builders Seattle LLC
5.0(
66
)

Serving Tacoma, WA and surrounding areas

In business since 2019

Free estimates

Warranties offered

"Great customer experience! Giant Builders did a phenomenal job with my bathroom remodel. The team was super responsive to my needs and completed the project in record time. If I could give more than 5 stars, I would. Highly recommended for anyone looking for top-notch service."
Response time10 hrs
Recommended by100%of homeowners
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FAQs for foundation, basement or crawlspace waterproofing / encapsulation projects in Tacoma, WA

The most affordable way to waterproof your basement is with interior methods like waterproof paint, costing between $1 and $8 per square foot, or silicate concrete sealers priced at $4 to $6 per square foot. However, these solutions are only suitable for certain issues. If your basement moisture is due to more serious problems like a cracked foundation, you'll need more extensive (and costly) repairs.

Absolutely! Waterproofing your basement is a smart investment that can increase your home's value. By keeping your basement dry and free of moisture problems, you protect your home's structural integrity and make it more appealing to potential buyers. Plus, taking proactive measures now can prevent costly water damage repairs down the line.

The time required to waterproof a basement depends on the selected method. Some approaches to interior waterproofing, like paint or sealant, can be completed within a day. Installing new drains or weeping tiles will need at least two to three days of labor. Any forms of exterior waterproofing that require you to excavate land will require an additional three days of work to prepare the ground.

Yes, basement waterproofing can significantly increase your home's value. A dry, leak-free basement is a strong selling point for potential buyers, enhancing your property's desirability and market price. Investing in professional waterproofing not only protects your home's structural integrity but also ensures a healthier living environment by preventing mold and mildew growth.

Waterproofing both the interior and exterior of your basement offers the best protection against moisture. Exterior waterproofing stops water from penetrating your foundation, while interior methods manage any moisture that does enter. If you must choose one, exterior waterproofing is generally more effective, as it prevents water from reaching your home's interior in the first place.

The Tacoma, WA homeowners’ guide to foundation, basement or crawlspace waterproofing / encapsulations

From average costs to expert advice, get all the answers you need to get your job done.