Mold Remediation Services

A weathered brick apartment building in New York City with fire escapes on a sunny day.

Protect Your Property, Safeguard Your Health

At Key Construction NYC, our certified mold remediation services are designed to restore the safety, comfort and value of your home or commercial space across New York City. Whether dealing with visible mold growth, water damage, or lingering odors, we deliver a complete solution — from diagnosis through remediation and follow‑up.

Why Mold Remediation Matters

  • Mold is a natural fungus, but when it grows indoors due to moisture and organic materials, it can trigger allergy and asthma symptoms and compromise material integrity. New York City Government+2Department of Labor+2
  • In NYC, property owners and managers face strict regulatory obligations: for example, under Local Law 55 and enforcement by the New York City Department of Housing Preservation & Development (HPD). Environmental Safeguard Solutions+1
  • Left unaddressed, mold damage can spread quickly and increase remediation costs, making early professional intervention essential.

Our Professional Approach

Comprehensive Scope

  • Initial inspection & moisture assessment – We identify visible mold, hidden water sources (leaks, condensation), and conditions promoting growth.
  • Remediation planning – We prepare a documented work‑plan aligning with NY state & city standards (e.g., licensing requirements under New York State Department of Labor Article 32). Department of Labor+1
  • Containment & safe removal – For larger infestations we deploy HEPA filtration, sealed work zones, negative air pressure and removal of compromised materials per best practices. nycosh.org+1
  • Moisture source correction – We coordinate plumbing, roofing or HVAC repairs to fix the root cause of mold, preventing recurrence.
  • Final verification & clearance – After remediation, we conduct a post‑remediation assessment to confirm visible mold removal and proper cleanup. Department of Labor+1

Why Choose Key Construction NYC

  • Licensed & certified professionals – We adhere to New York’s licensing and training requirements for mold remediation contractors.
  • NYC‑ready logistics – From basement utilities to high‑rise units, we navigate permits, building code compliance, and minimize disruption in dense urban settings.
  • Transparent communication – You’ll receive clear scope descriptions, timeline updates and cost breakdowns every step of the way.
  • Focus on long‑term results – Our work isn’t just cleanup—it’s prevention, quality control and follow‑through.

Typical Services We Offer

  • Residential mold removal (apartments, condos, brownstones)
  • Commercial mold remediation (offices, tenant build‑outs, retail spaces)
  • Post‑water‑damage mold mitigation (floods, burst pipes, storm leaks)
  • Hidden area remediation (crawlspaces, attics, HVAC systems)
  • Follow‑up inspections and maintenance programs

What to Expect: Five‑Step Process

  1. Free consultation & site review – We visit your property in NYC, assess the scope of mold, moisture and structural access.
  2. Detailed proposal & scheduling – You receive a clear contract: work scope, schedule, budget, and interruption plan.
  3. Pre‑work setup – Protection of unaffected areas, ventilation control, wiring off if needed, occupant communication.
  4. Active remediation – Mold‑infected materials removed or cleaned, surfaces treated, moisture controls implemented.
  5. Final walkthrough & documentation – We provide the clearance report, preventive recommendations and warranty information.

FAQs – Mold Remediation in NYC

Q: How quickly should I act if I see mold?
A: Immediately. Early intervention can save costs and reduce risk. If the affected area exceeds ~10 sq ft, professional remediation is strongly recommended. si-restoration.com+1

Q: Do I always need to hire a licensed contractor?
A: In New York State, if you choose to have professional remediation and the area is over 10 sq ft, you must use a licensed mold assessor and remediation contractor. Department of Labor+1

Q: Will you fix the water leak or moisture source?
A: Yes — while we may subcontract specialized trades (plumbing, roofing, HVAC), our process ensures the underlying moisture issue is identified and addressed to prevent recurrence.

Q: Can occupants stay during remediation?
A: Depends on scope. For isolated rooms with containment, often yes. For major structural remediation or high‑risk areas, partial relocation may be advised for safety and comfort.

Q: What about mold testing or sampling?
A: Visual inspection and moisture assessment are the most reliable first steps. Sampling is rarely necessary unless required for clearance or dispute documentation. Department of Labor+1