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Mold Pros in New Jersey

79 contractors

Regional moisture context: New Jersey homes see mold from shore humidity, older basements, winter condensation, and storm-driven roof or siding leaks, especially after nor'easters and tropical rain events.

About Mold in New Jersey

Last updated: March 2026

New Jersey is not a mold-licensing state, and the Department of Health is explicit that the state does not certify mold or general indoor-environmental service companies. That makes contractor screening more about documented scope, source repair, and ordinary home-improvement registration than a special mold credential. In practice, New Jersey jobs often expand when basements, coastal wind-driven rain, or older wall assemblies are opened up.

Calvary Restoration and Construction LLC profile

Calvary Restoration and Construction LLC

Remediation Specialist•Metuchen, NJ
Location Google Reviews

4.5 (25 reviews)

Verified WebsiteBBB ListedLicensedIICRC Certified
Mold RemediationWater Damage
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View Profile →(732) 503-8906
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Popular Cities for Mold Mitigation in New Jersey

Mold mitigation in Middlesex, New Jersey4 local contractors listedMold mitigation in Boonton, New Jersey3 local contractors listedMold mitigation in Fairfield, New Jersey3 local contractors listedMold mitigation in Freehold, New Jersey3 local contractors listedMold mitigation in Toms River, New Jersey3 local contractors listed

Other areas with mold contractors

Cherry HillColts NeckCranburyLincoln ParkRed BankRunnemedeUnionWaldwickBasking RidgeBayvilleBordentownBrick

Metro Areas in New Jersey

Toms River Metro13 contractors across multiple citiesPhiladelphia Metro12 contractors across multiple cities

State-Specific Mold Guidance for New Jersey

Real licensing, pricing, climate, and homeowner guidance for New Jersey.

Licensing and rules

New Jersey has no state-specific mold licensing requirements. The New Jersey Department of Health says there are no state certification programs for companies performing mold or general indoor-air and environmental services, so homeowners should instead verify ordinary home-improvement contractor registration and local code compliance where repair work is involved.

  • No New Jersey mold certification program: NJDOH says there are no state certification programs for companies performing mold or general indoor-air and environmental services.
  • Rental enforcement is usually indirect: NJDOH says government offices generally have little authority to cite owners for mold itself, so local code enforcement often focuses on leaks, plumbing, and other structural causes.
  • Home-improvement rules still matter: When the project includes residential repair or rebuild work, homeowners should still verify New Jersey home-improvement contractor registration and insurance.

Typical project range

$1,500 - $4,600

Above national average

  • Basement drying, dehumidification, and lower-level tear-out
  • Higher labor and disposal costs in North Jersey and shore markets
  • Containment in attached housing, condos, and occupied multifamily buildings
  • Storm-related reconstruction after roof, siding, or window leaks
View full cost breakdown for New Jersey →

Climate and moisture drivers

New Jersey homes see mold from shore humidity, older basements, winter condensation, and storm-driven roof or siding leaks, especially after nor'easters and tropical rain events.

  • Coastal humidity and storm exposure keep drying windows short in shore communities.
  • Older basements and masonry walls can stay damp after leaks or minor flooding.
  • Winter condensation and roof-edge leaks can create hidden mold in attics, upper walls, and closets.

State-specific tips

Finished basements, shore-area condos, and older masonry or plaster walls in New Jersey often hold hidden moisture longer than homeowners expect.

  • Ask whether the contractor is handling only cleanup or also the moisture repair and reconstruction work.
  • Inspect basements, window perimeters, and roof-to-wall transitions before approving a limited-scope quote.
  • In rentals, document the leak or building defect clearly because local code offices may address the cause even if they do not cite mold itself.

What to Do Next

Three steps to address mold in your New Jersey home.

Find a ContractorBrowse 79 certified pros in New Jersey by city.Screen Moisture RiskReview climate-based moisture context for your ZIP code.Understand CostsSee what New Jersey homeowners pay for mitigation.

Frequently Asked Questions: Mold in New Jersey

Mold Guides for New Jersey

Articles and guides to help you understand mold risk and make informed decisions.

Mold Remediation Cost Guide for HomeownersWhat to Do After Water Damage to Prevent MoldHow to Choose a Mold Inspector or Remediator

Cornerstone Guides

What Is Mold?Complete Mold Testing Guide

Mold testing & monitoring products for New Jersey

Start with a low-cost test kit, or use a humidity monitor to track conditions after remediation or water damage.

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State Resources for New Jersey

Mold remediation cost in New Jersey

Estimate pricing by contamination size, material removal, and project scope.

Moisture-risk screen for New Jersey

Use climate context as a starting point, then inspect your actual building conditions.

Mold assessment tool

Work through visible growth, moisture, HVAC exposure, and cleanup scope.

Products for New Jersey homeowners

Compare test kits, humidity monitors, drying equipment, and DIY supplies.

All mold guides

Browse inspection, remediation, cleanup, and moisture-control guides.

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