Flooring

• National Wood Flooring Association
• The Wood Flooring Manufacturers Association
• USDA Center For Wood Anatomy
• World Floor Covering Association
• ASTM International
• American Concrete Institute
• North American Wholesale Lumber Association

IAQ

• American Society of Home Inspectors
• Indoor Air Quality Council
• American Industrial Hygiene Association
• Indoor Air Quality Association
• National Air Duct Cleaners Association
• The Environmental Information Association
• Indoor Environmental Standards Organisation
• National Physical Laboratory
• Environmental Protection Agency

Water Restoration

• ASCR
• IICRC

Pest Control

• International Sanitary Supply Association
• National Pest Management Association

EIFS

• Association of the Wall and Ceiling Industries

Roofing

• National Roofing Contractors Association
• Roofing Consultants Institute

Marine

• Society of Accredited Marine Surveyors (SAMS)
• National Association of Marine Surveyors (NAMS)

Surveying / Inspection

• American Society of Home Inspectors
• National Association of Home Inspectors

General

• ASTM International
• Environmental Protection Agency
• National Safety Council
• Industrial Accident Prevention Association
• British Standards Institute