Top-rated basement waterproofing pros.

Get matched with top basement waterproofing pros in Olympic Valley, CA

Enter your zip and get matched with up to 5 pros

Need a pro for your basement waterproofing project in Olympic Valley, CA?

Select your specific project to find the pro for you.

Verified Reviews for Basement Waterproofing pros in Olympic Valley, CA

*The Angi rating for Basement Waterproofing companies in Olympic Valley, CA 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 Olympic Valley, CA 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 July 14, 2026

Find Basement waterproofing pros in Olympic Valley

Avatar for Groundworks
Groundworks
4.9(
7
)
Foundation, Basement or Crawlspace - Waterproofing / EncapsulationBasement Drainage Channels - InstallBasement Drainage Channels - Repair

Serving Olympic Valley, CA and surrounding areas

Approved (Corporate)

In business since 1990

Free estimates

Warranties offered

"The team went above and beyond to make sure we understood everything that was being done during the project. Very kind and respectful team. Great work. Thanks to Foreman Erick Baez chia Juan Ortega, Bricio Contreras, Aamuel Ayala, Alonso Castaneda and Juan Valenzuela Diaz."
Basement
Basement
Basement
Basement
Concrete

+16

114 neighbors recently requested a quote
Request Quote
Avatar for Monarch Concrete Coatings
Monarch Concrete Coatings
4.8(
17
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Olympic Valley, CA and surrounding areas

In business since 1985

Free estimates

Credit card accepted

"It went fine. They showed up on time. They did exactly what they said they were going to do. They left properly."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+19

Recommended by93%of homeowners
Request Quote
Avatar for Hampton Enterprise LLC
Hampton Enterprise LLC
3.7(
9
)
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Olympic Valley, CA and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"They were good. They were pretty fast and came on time. My overall experience with them has been good."
Additional Photos
Additional Photos
Recommended by60%of homeowners
Request Quote
SUPERBEST WATER DAMAGE & FLOOD REPAIR RENO LLC
New to Angi
Basement Drainage Channels - InstallBasement Drainage Channels - RepairFoundation, Basement or Crawlspace - Waterproofing / Encapsulation

Serving Olympic Valley, CA and surrounding areas

In business since 2023

Free estimates

Credit card accepted

SUPERBEST WATER DAMAGE & FLOOD REPAIR RENO LLC is the leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!\n

Request Quote
Handle it handyman & construction
New to Angi
Basement Drainage Channels - Install

Serving Olympic Valley, CA and surrounding areas

In business since 2020

Free estimates

Emergency services offered

We are a full service handyman company with 25+ years combined experience. We have the experience to accomplish any task at hand. Our skills consist of \nRoof repair, siding and exterior aesthetic, gutters, windows, interior: kitchen/bath, sheet rock, paint , light electrical, plumbing, furniture installation, flooring/carpet, masonry, and much more. If you want it done right, we're here for you!

Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+3

Request Quote
Avatar for RTS Handy Help
RTS Handy Help
New to Angi
Basement Drainage Channels - Install

Serving Olympic Valley, CA and surrounding areas

In business since 2024

I'm Robert (owner/operator) I have been in the construction industry for 15 years I can help with anything from framing,drywall, painting, some plumbing,some electrical, general repairs and maintenance to putting furniture together, mounting TVs, hanging pictures we're just here to help make life alittle easier

Request Quote
Basement Waterproofing questions, answered by experts

While it’s possible to seal a foundation yourself, it’s not recommended, as it’s a tricky and labor-intensive job. Foundation sealing is best left to the pros to save yourself time, remove the risk of doing it wrong, and keeping yourself safe. Call a foundation repair professional near you to see what the job will cost.

The most flood-resistant materials you can count on in a flood scenario are concrete, closed-cell insulation, foam insulation (also known as expandable foam), pressure-treated wood, marine-grade plywood, and ceramic tile. When a material is flood-resistant, it can withstand direct contact with floodwater for at least 72 hours without being significantly damaged.

You don’t always need to install a dehumidifier in your encapsulated crawl space, but it might be a good idea in certain instances. If you notice obvious signs of condensation, mold, or musty smells permeating from your crawl space, a dehumidifier can help. It’s ideal for homes in humid areas.

In a worst case scenario, structural damage like rust on metal beams, rotting wood, and swelling on doors and windows can signal moisture problems that would benefit from a dehumidifier.

Many prevention methods can be used individually or in combination to waterproof your basement. Some of the most common waterproofing methods include:

  • Using dehumidifiers 

  • Silicate concrete sealers

  • Vapor barriers 

  • Baseboard channels 

  • Drain tile systems

  • Waterproofing paint

  • Drainage systems

  • Epoxy injection

  • Interior French drains

  • Exterior excavation and waterproofing

  • Cement waterproofing

  • Weep tiles

  • Liquid membrane

  • Sheet membrane 

  • Yard grading

  • Gutters and downspouts

Water damage always poses a primary risk of mold and mildew, but growth is not guaranteed. Whether mold develops depends on several factors, including the severity of the water damage and how quickly the area is addressed. To prevent mold, you must act fast—ideally within the first 24 hours. The process involves cleaning up all standing water and thoroughly drying the affected area. If the damage is extensive, the cleanup was delayed, or you suspect mold might be present, it is safest to assume it has grown and contact a professional mold inspector or removal expert to assess the situation.

The Olympic Valley, CA 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