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The 10 Best Basement Waterproofing Companies in Fresno (2026)
Basement waterproofing needs in Fresno can range from simple crack repairs to larger moisture and foundation concerns, and choosing the right contractor matters. This list is built from Google review data and updated for 2026 using a Bayesian-style score that weights average rating by number of reviews, so firms with high ratings and substantial feedback rise to the top. We focused on local businesses that appear in Google’s categories related to roofing, construction, concrete, and water damage restoration to reflect the range of trades that handle basement moisture issues in the Fresno area.
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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Roof Pros Roofing & General Construction
Roof Pros Roofing & General Construction tops our list because it combines a perfect 5.0 rating with 149 Google reviews, giving it a strong balance of high satisfaction and substantial customer feedback. The company’s Google category as a roofing contractor suggests experience with exterior envelopes and water control, which likely contributes to its standing in waterproofing-related work. Its high review count gives the Bayesian weighting more confidence compared with smaller firms that also have perfect scores.
The full ranking
Grtview Construction
A 5.0-rated Custom home builder with 36 Google reviews; the name and category indicate a construction focus, and the review count supports strong user satisfaction.
36 reviews
7th Heaven Construction
This General contractor holds a 5.0 rating based on 32 reviews and is listed at 3608 N Shirley Ave in Fresno, CA 93727, reflecting local contractor presence.
32 reviews
Lucky Concrete LLC
Lucky Concrete LLC is shown as a Concrete contractor with a perfect 5.0 rating from 31 reviews, suggesting satisfaction among customers needing concrete-related solutions.
31 reviews
Skills Construction Fresno
With a 5.0 rating across 26 reviews, this General contractor at 3188 N Marks Ave #102, Fresno, CA 93722 appears frequently in local construction-related searches.
26 reviews
SERVPRO of Clovis, Fresno Northeast, Shaver Lake
This Water damage restoration service has a 4.9 rating from 119 reviews and is located at 546 Spruce Ave #101 in Clovis, indicating wide experience with water-related remediation in the area.
119 reviews
Mels Home Experts
Listed as a Bathroom remodeler with a 5.0 rating and 18 reviews, Mels Home Experts shows up in the waterproofing-adjacent space where interior remodeling and moisture control overlap.
18 reviews
Foundation Finish Fresno LLC
A Flooring contractor rated 5.0 with 18 reviews, Foundation Finish Fresno LLC carries high marks in a trade often involved in finished-basement work and moisture management.
18 reviews
HGC Roofing INC
HGC Roofing INC is a Roofing contractor with a 4.9 score based on 58 reviews and an address at 6482 N Palm Ave, Fresno, CA 93704, indicating significant local feedback and roofing expertise.
58 reviews
JCA General Construction Inc
This General contractor has a 5.0 rating from 16 reviews and is located at 704 N Adoline Ave, Fresno, CA 93728, representing smaller-volume but highly rated local construction services.
16 reviews
Frequently asked questions
How should I choose a basement waterproofing contractor in Fresno?
Look for contractors with strong online reviews, relevant Google categories (water damage, concrete, foundation, roofing, or general contracting), clear contact information, and proof of licensing or insurance. Request multiple written estimates, ask about methods and materials, and check references or before-and-after photos.
What common signs indicate I need basement waterproofing?
Watch for recurring dampness, visible water stains, efflorescence (white mineral deposits), mold or musty odors, and hairline cracks in walls or floors. Any unexplained increase in humidity or water entry after storms warrants inspection.
When should I call a professional versus attempting DIY fixes?
Minor issues like sealing small visible cracks or improving yard drainage can be DIY, but call a pro if you see persistent leaks, structural cracks, mold growth, or if water enters the space regularly. Professionals can diagnose underlying causes and recommend long-term solutions.
How was this ranking created and what does the score mean?
The ranking is based on Google review data and uses a Bayesian-style approach that weights a business’s average rating by its number of reviews, so firms with both high ratings and more feedback rank higher. It was updated for 2026 to reflect current Google information.