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The 10 Best Basement Waterproofing Companies in Long Beach (2026)
This list ranks the leading basement waterproofing and related services serving the Long Beach area, using a Google-review based method updated for 2026. We compute a Bayesian-style score that weights average rating by review count so businesses with many high ratings rise above those with only a handful of five-star reviews. Long Beach homes face coastal moisture and occasional heavy rains, so waterproofing, foundation work and water-damage restoration are common local needs. Use these ranked results as a starting point while checking licenses, insurance, and detailed estimates for your specific job.
This ranking is computed from Google reviews (our method). Listings marked Partner are paid advertising spots: they sit alongside the ranking without changing its order.
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Surfacing And Waterproofing
Surfacing And Waterproofing comes out on top because it combines a perfect 5.0 Google rating with a substantial review total (83), and is listed specifically as a waterproofing service. That mix of flawless average score and solid review volume gives it the highest weighted rating in our calculation. The Google category aligns directly with basement waterproofing needs, which helps explain its position at number one.
The full ranking
Ryan Rall Long Beach Concrete
Ryan Rall Long Beach Concrete shows a perfect 5.0 rating with 49 reviews on Google and appears under Concrete contractor; no street address is provided in the available data.
49 reviews
California Foundation Works
California Foundation Works is rated 5.0 from 19 reviews and is listed as a General contractor; the business address is in Los Angeles (911 E 31st St Unit A).
19 reviews
Systems Waterproofing Inc.
Systems Waterproofing Inc. has a 5.0 average based on 13 Google reviews and is categorized as a Construction company; its address is in Orange at 223 W Blueridge Ave.
13 reviews
Golden Retrofit and Foundation Repair
Golden Retrofit and Foundation Repair carries a 5.0 rating from 12 reviewers and is listed as a Construction company; no address was provided in the data.
12 reviews
Professional Foundation Repair
Professional Foundation Repair posts a 4.9 rating with 226 Google reviews and is classified as a Concrete contractor; the listed location is in Garden Grove at 7441 Anaconda Ave.
226 reviews
SERVPRO of Southeast Long Beach/Belmont Shores
SERVPRO of Southeast Long Beach/Belmont Shores holds a 4.9 average from 109 reviews and appears under Water damage restoration service, with an address in Long Beach at 3842 E Anaheim St.
109 reviews
Coastline Environmental Solutions | Water Damage Restoration Long Beach
Coastline Environmental Solutions is rated 4.9 by 98 reviewers and is categorized as a Water damage restoration service; its listed address is in Signal Hill at 2480 Brayton Ave.
98 reviews
Rapid Water
Rapid Water posts a 4.9 rating based on 77 Google reviews and is listed as a Water damage restoration service, with a Long Beach address at 6723 Long Beach Blvd.
77 reviews
Jackson Restoration – Long Beach
Jackson Restoration – Long Beach has a 4.9 average from 42 reviews and is categorized as a Water damage restoration service; the business is listed in Signal Hill at 2764A St Louis Ave.
42 reviews
Frequently asked questions
How should I choose a basement waterproofing contractor in Long Beach?
Look for contractors with strong, recent online reviews, proper licenses and insurance, and experience with the specific issue you have (interior drainage, exterior sealants, or foundation-related moisture). Ask for written estimates, a clear scope of work, product warranties, and references for similar local jobs before signing a contract.
What factors affect the cost of basement waterproofing?
Costs depend on the source and severity of water intrusion, the methods required (interior drains, exterior excavation, sump pumps, sealing), site access and local labor rates. Get multiple itemized bids so you can compare materials, labor, warranty length, and whether the price includes follow-up work or restoration.
What should I check before hiring a waterproofing or water-damage company?
Verify the company’s license and insurance, ask for a written warranty, and confirm timelines and cleanup procedures. Also check recent reviews and request pictures or references from completed jobs similar to yours to ensure they have relevant experience.
How was this ranking of Long Beach basement waterproofing businesses created?
The list is built from Google review data using a Bayesian-style ranking that weights the average rating by the number of reviews, so businesses with many high ratings rank higher than those with a handful of perfect scores. The dataset was updated in 2026 and reflects categories and addresses as listed on Google.