Get matched with top basement waterproofing pros in Flagstaff, AZ

Q: Can I prevent future basement flooding, and what does it cost?

• <div><p>Preventing future basement flooding often involves installing sump pumps, improving drainage, sealing foundation cracks, and maintaining gutters. Costs vary, but preventive measures can range from a few hundred to several thousand dollars, depending on the solutions chosen. Investing in prevention can save you money on future flooded basement cleanup costs and repairs.</p></div>

Q: What maintenance is needed after waterproofing or encapsulation?

• <div><p>Regular inspections, maintaining proper grading around the foundation, and keeping gutters clear are advisable. Vapor barriers and sealants may need checking for wear after several years.</p></div>

Q: Do all basements eventually flood?

• <div><p>Statistics show that 98% of basements will experience some form of water damage over time. However, that doesn&rsquo;t mean all basements will experience severe flooding. The best way to prevent a water-damaged basement is to keep up with home maintenance and have proper drainage installed outside your home to direct water away from the foundation. You can also consider building a <a href="https://www.angi.com/articles/flood-wall-around-house.htm">flood wall around the house</a> if you live in a flood-prone area.</p></div>

Q: Is a pier and beam the same as a crawl space?

• <div><p>Although the two terms are closely related and often used interchangeably, pier and beam foundations and crawl spaces are different things. A pier and beam foundation is made up of concrete piers and wooden beams and creates a space under the home known as a crawl space. There are several types of foundations that create crawl spaces, often collectively known as &ldquo;crawl space foundations,&rdquo; but the crawl space itself is separate from the foundation. </p></div>

Q: Can I enclose my crawl space?

• <div><p>Yes, you can enclose your crawl space. Enclosing your crawl space can promote energy efficiency and reduce the risks of pests and mold by limiting factors like humidity. It can also reduce heat loss, which is why doing so for the winter can make your home more comfortable.</p></div>

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Verified Reviews for Basement Waterproofing pros in Flagstaff, AZ

*The Angi rating for Basement Waterproofing companies in Flagstaff, AZ is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.

*The HomeAdvisor rating for Basement Waterproofing companies in Flagstaff, AZ is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Basement Waterproofing needs.

Last update on May 06, 2026

Reviewed in May 2026
Brother Pro did a great job staining our cabin and decks in Flagstaff! Their prep work was very detailed and thorough. The final job looks awesome!
Brothers Pro Painting LLC
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Reviewed in September 2025
Hired North Mountain Contracting to do an exterior power wash on my home &amp; driveway. They did an excellent job. Communication was clear &amp; they did exactly what they said they would do with no surprises. I would highly recommend them to others.
North Mountain Contracting
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Reviewed in June 2025
Patriotic Plumbing worked on my main drain line, and in my opinion could have done a much better job in a few areas:. I can't assess the workmanship at this time, but intend to hire another plumber to check their work as soon as I recover financially from this repair bill: 1) Planning:...
Patriotic Plumbing and Rooter, LLC
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Reviewed in April 2024
Losing half your house to water damage and having a very uncooperative insurance company is no picnic. But if you have to go through that disaster, do yourself a favor and have Daniel Daire, his don, and their team be your guide. Their ethics, integrity, and professionalism are beyond...
1-800 Water Damage of Prescott & North Scottsdale
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Reviewed in December 2023
I loved working with Jeremy! He was efficient and did beautiful work on a new floor in our basement. He painted and added trim work too that was done very well. He also put in a front door that looks great. I felt his prices were good for the work done. I’m planning to put his skills to use...
Eco Handy Construction LLC
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Reviewed in May 2023
We hired Dakotah Construction to repair our concrete garage floor and epoxy seal it. They were super communicative during the planning stage, discussing the details of the project and our options. We got a second opinion on the quote and we were very happy with the price. When the work was...
Dakotah Construction LLC
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Reviewed in September 2022
I have shopped a lot prior to selecting a right contractor for my basement remodeling project and came across G Good and sons LLC. Greg and his crew has transformed the basement space into really usable and nicely laid out place where we can spend more time hanging out and use it a home gym as...
G Good and Sons LLC
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Reviewed in July 2022
Good response time. Repair done on a Saturday morning. Has not yet rained so can not rate repair success. Mr. Leland called to check on the job later that day. He said he would guarantee the repair.
Leland Roofing
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Reviewed in February 2020
The workmen on our huge driveway paver project did a spectacular job! These guys just worked all day long, were polite, arrived early and stayed late. We loved the finished look of both our driveways so much, we hired them again to put in a paved walkway and steps Down to our outside basement...
Agassiz Landscape Group, LLC
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Reviewed in May 2015
They were very nice and professional, and kind enough to tell me that what I needed to solve my problem was a waterproofing specialist and not a plumber. Whenever I need a plumber company they would definitely be the ones I'd call.
American Service Specialists, Inc.
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Find Basement waterproofing pros in Flagstaff

Groundworks

5.0(

)

Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Flagstaff, AZ and surrounding areas

Approved (Corporate)

In business since 2000

Free estimates

Warranties offered

"Alex and Donavan were very thorough. Discovered more than what we called them for. We originally wanted information on sealing cracks to eliminate cricket infestation coming through cracks in stem wall. We were not interested in repairing foundation rebar which is typical in slab homes in AZ. They were knowledgeable and honest in their evaluation of our home."

+22

165 neighbors recently requested a quote

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City Plumbing & Rooter AZ, LLC

5.0(

)

Basement Drainage Channels - Install

Serving Flagstaff, AZ and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"I can’t recommend City Plumbing and Rooter AZ enough. Paul went above and beyond when we really needed help. We were staying at an Airbnb for my brother’s bachelor party, and things went sideways fast after the restrooms got seriously overused. It was a stressful situation, especially after hours—but Paul showed up quickly without hesitation. He and his nephew got straight to work, handled everything efficiently, and clearly knew exactly what they were doing. What stood out most was how calm, respectful, and professional they were in a pretty chaotic moment. They didn’t waste time, didn’t overcomplicate things—just got it done. If you ever find yourself in a plumbing emergency, especially at the worst possible time, Paul is the guy you want to call. Reliable, responsive, and genuinely cares about helping people out."

28 neighbors recently requested a quote

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A-1 Concrete Repair & Waterproofing, LLC

4.9(

)

Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Flagstaff, AZ and surrounding areas

In business since 2017

Free estimates

Warranties offered

"Work was completed as scheduled. and stem wall repair looks good."

Response time2 days

Response rate98%

Recommended by100%of homeowners

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A-1 Concrete Repair & Waterproofing, LLC

4.2(

)

Foundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Flagstaff, AZ and surrounding areas

In business since 2017

Free estimates

Warranties offered

Our company was built on hard work, honesty, and integrity and we are proud to service our neighbors here in the valley of the sun. \n\nWe offer an array of professional concrete repair, foundation stem repair, and waterproofing services that include basement waterproofing, retaining wall waterproofing, balcony deck waterproofing, etc.\n\nHere at A-1 Concrete Repair & Waterproofing, we combine good old-fashioned customer service with modern experience and equipment. Giving you the peace of mind and reassurance that your concrete repair or waterproofing project will get completed right the first time around.

Response time3 days

Response rate97%

4 neighbors recently requested a quote

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Gresham Painting & Remodeling

4.2(

)

Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Flagstaff, AZ and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"Contractor went beyond what was expected - highly recommend. Not the least expensive, but worth the extra if you want it done right.
"

Recommended by100%of homeowners

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Hampton Enterprise LLC

3.7(

)

Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Flagstaff, AZ and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"I only use James when I need some work done to my house. He responds fast, gets the work done quicker than just about anyone else I've ever used and seems very concerned with leaving his customers happy."

Recommended by60%of homeowners

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Carlos Plumbing Service

5.0(

)

Basement Drainage Channels - Install

Serving Flagstaff, AZ and surrounding areas

In business since 2020

Free estimates

Emergency services offered

"Professional job Clean knowledgeable workers Polite Offered informative information to complete job Reasonable"

Recommended by100%of homeowners

Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Flagstaff, AZ and surrounding areas

In business since 1982

Free estimates

Emergency services offered

"The two men were quick and efficient. They made sure that the cabinet was re-attached to studs. They sprayed Lysol under the sink to prevent spread of mildew."

Recommended by100%of homeowners

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Basement Waterproofing questions, answered by experts

Preventing future basement flooding often involves installing sump pumps, improving drainage, sealing foundation cracks, and maintaining gutters. Costs vary, but preventive measures can range from a few hundred to several thousand dollars, depending on the solutions chosen. Investing in prevention can save you money on future flooded basement cleanup costs and repairs.

Regular inspections, maintaining proper grading around the foundation, and keeping gutters clear are advisable. Vapor barriers and sealants may need checking for wear after several years.

Statistics show that 98% of basements will experience some form of water damage over time. However, that doesn’t mean all basements will experience severe flooding. The best way to prevent a water-damaged basement is to keep up with home maintenance and have proper drainage installed outside your home to direct water away from the foundation. You can also consider building a flood wall around the house if you live in a flood-prone area.

Although the two terms are closely related and often used interchangeably, pier and beam foundations and crawl spaces are different things. A pier and beam foundation is made up of concrete piers and wooden beams and creates a space under the home known as a crawl space. There are several types of foundations that create crawl spaces, often collectively known as “crawl space foundations,” but the crawl space itself is separate from the foundation.

Yes, you can enclose your crawl space. Enclosing your crawl space can promote energy efficiency and reduce the risks of pests and mold by limiting factors like humidity. It can also reduce heat loss, which is why doing so for the winter can make your home more comfortable.

The Flagstaff, AZ homeowners’ guide to basement waterproofing services

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

See all articles

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•
Jul 20, 2026Jul 20, 2026
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How Much Does It Cost to Finish a Basement? [2026 Data]
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•
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