Trade Groups

• National Hardwood Lumber Association
• Architectural Woodwork Institute
• Applachian Manufacturers Association
• Hardwood Industry Federation
• Hardwood Manufacturers Association

Responsible Forestry and Distribution

• Forest Stewardship Council
• Rainforest Alliance
• Responsible Forestry in the Building Industry

Wood Identification and Information

• US Forest Service
• Technical Information
• Cypress Lumber Information