Mold Inspectors in Washington
Find local mold inspection professionals across Washington. Browse every city we cover or submit an inspection request to be matched with available pros.
Find your town in Washington(483 towns)
483 towns indexed. Type a name to search, or pick a top town.
Mold inspection professionals in Washington
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GP Air Restoration
Marysville, WA
Unclaimed listing
CRMISourced from ACAC
The Vertex Companies, Inc.
Seattle, WA
Unclaimed listing
CIESourced from ACAC
S4 Inspections
Seattle, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
A-Pro Inspection Services
Olympia, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
ENGLAND HOME INSPECTION
Seattle, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Affordable Restoration LLC
Marysville, WA
Unclaimed listing
CIESourced from ACAC
Four Walls, Inc.
Ridgefield, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Rimkus
Spokane, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Ehs International
Seattle, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Cbre
Seattle, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Advanced Radon Technologies, Inc.
Spokane, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Source & Summit Radon
Spokane, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Gold Seal Plumbing
Spokane Valley, WA
Unclaimed listing
NRPP: Measurement ProfessionalSource: NRPP
Specialty Environmental Group
Liberty Lake, WA
Unclaimed listing
CIEEPA Lead-Safe Certified Firm (RRP)Sourced from ACAC
All Islands Home Inspections
Eastsound, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Qinghui Liu
Bellevue, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Ascend Group Northwest
Tacoma, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
ProView 360 Home Inspection LLC
Chehalis, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Timber Coast Inspections
Seattle, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Details Home Inspections
Washougal, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
High Prairie Home Inspections
Vancouver, WA
Unclaimed listing
InterNACHI Certified Mold Inspector (CMI)Sourced from InterNACHI
Washington Mold Information
Climate Zone
Marine West Coast
Köppen primary classification
Humidity Level
Very high year-round (70–85% annual avg)
NOAA NCEI 1991–2020 normals
Common Mold Types
Aspergillus, Cladosporium, Penicillium
Per EPA mold guidance
Weather considerations
Persistent rain, marine-layer humidity, and a large stock of mid-century homes with vented crawl spaces make crawl-space mold the dominant complaint type.
State licensing
Washington does not have a state-level mold-license requirement. Verify each pro's industry certifications (IICRC, ACAC, etc.) and proof of insurance before hiring.
Sources: NOAA climate normals; EPA mold guidance; state licensing authorities. See our data sources.
Local Market Data
Average cost in Washington
$600 – $6,000
Source: HomeAdvisor / Angi 2024 industry survey + EPA cost guidance. Actual quotes vary by job size and accessibility.
See our data sources →Washington mold-inspection guides
State-specific articles -- pricing, licensing, climate-driven mould risk, insurance coverage, and more.
Cost guide
What you'll typically pay for a mold inspection, with state-specific pricing context.
Read for Washington
Licensing & credentials
Whether the state requires a license, how to verify it, and what credentials matter when it doesn't.
Read for Washington
Common mold types
Which mould species actually grow in homes here, driven by climate and humidity.
Read for Washington
How to hire
State-specific vetting checklist for choosing a qualified mold inspector.
Read for Washington
Climate & risk
How the state's climate shapes indoor mold risk, plus controls that work in this climate.
Read for Washington
Insurance coverage
How homeowner insurance typically handles mould claims in the state, with claim-documentation tips.
Read for Washington
Pre-purchase
Whether to add a mould inspection to your home purchase, and how to use the report in negotiation.
Read for Washington
Crawl space mold
Vented vs encapsulated crawl spaces, dehumidification, and why this region's housing stock is vulnerable.
Read for Washington
Need a mold inspector in Washington?
MoldInspectorsNearMe.com is a directory and lead-referral platform. We do not perform mold inspections. We are not a medical authority. See our disclaimer.