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The 10 Best Mold Remediation Companies in Long Beach (2026)
This list ranks the leading mold remediation companies serving Long Beach and nearby neighborhoods based on Google review data, updated for 2026. We use a Bayesian-style approach that balances average rating with number of reviews so businesses with a small handful of perfect scores aren’t unfairly favored over consistently reviewed providers. Long Beach’s coastal climate, older housing stock, and occasional water intrusions make reliable mold and water-damage services important for homeowners and renters alike. Use this guide as a starting point when comparing inspections, remediation scope, and customer feedback.
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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911 Restoration of South Bay LA
911 Restoration of South Bay LA tops our list because it combines a perfect Google rating with the largest review volume among local providers, giving its score strong statistical weight. Listed as a water damage restoration service and based in Redondo Beach, its 67 reviews help distinguish it from other high-rated but lower-reviewed entries. That mix of a 5.0 rating and substantial review count is why it comes out on top in our ranking.
The full ranking
24H Mold Inspection of Long Beach
Showing a 5.0 rating with 66 reviews and categorized as a home inspector, this entry has nearly the same review depth as the top pick. No public address is listed in Google data for this business.
66 reviews
Dr Mold Remediation
This water damage restoration service carries a 5.0 average across 36 reviews and is listed at 2134 Main St in Huntington Beach. The business name indicates a focus on mold remediation within the broader restoration category.
36 reviews
911 Restoration of Long Beach
With a 5.0 rating from 33 reviews, this water damage restoration service is identified without a street address in Google data. Its review count places it among the more frequently reviewed local options.
33 reviews
Southbay Restoration Inc
Southbay Restoration Inc is a water damage restoration service rated 5.0 by 31 reviewers and located at 2667 E 28th St Ste 516 in Signal Hill. The address shows it serves the Signal Hill/Long Beach area.
31 reviews
PuroClean of Long Beach
This Long Beach-based water damage restoration service has a 5.0 average across 20 reviews and is listed at 800 W 14th St in Long Beach. Its Google category highlights restoration and damage response services.
20 reviews
Elevate Pro Restoration
Elevate Pro Restoration appears as a water damage restoration service with a 5.0 rating from 18 reviewers and an address at 145 W Broadway Unit 126 in Long Beach. The listing suggests a downtown Long Beach presence.
18 reviews
SOS Restoration of Long Beach
Listed as a water damage restoration service with a 5.0 average from 16 reviews, this business does not show a public address in the Google data we used. Its review count places it in the mid-range of our top ten.
16 reviews
Mr Mold Inspection
As a home inspector, Mr Mold Inspection holds a 5.0 rating based on 16 reviews and is located at 444 W Ocean Blvd #700 in Long Beach. The downtown address aligns with an office or inspection service serving the city core.
16 reviews
Pyramid
Pyramid is recorded as a water damage restoration service with a 5.0 rating from 12 reviewers and an address at 1766 Cerritos Ave in Long Beach. Its lower review count still met our criteria for the top ten list.
12 reviews
Frequently asked questions
How should I choose a mold remediation company in Long Beach?
Look for firms with clear scopes of work, proof of insurance, and references or reviews from recent customers. Compare written estimates that explain testing, containment, removal, and follow-up to ensure you’re comparing similar services.
What does mold remediation typically include?
A proper remediation plan usually involves an assessment or inspection, containment of the affected area, removal of moldy materials, thorough cleaning, and steps to address the moisture source. Testing before and after can be useful but isn’t always necessary for every job.
What should I check before hiring a mold remediation professional?
Verify insurance and any required local licenses, ask for a written contract outlining scope and timeline, and request references or examples of similar jobs. Also confirm how they will address the moisture cause to reduce the chance of recurrence.
How was this ranking built and updated?
This list is based on Google review data, using a method that weights average star rating by the number of reviews so well-rated businesses with more feedback rank higher. The guide was updated for 2026 to reflect current Google ratings and review counts.