About Us

About Us Menu

About Southern Pine Inspection Bureau

Quality.Together

The Southern Pine Inspection Bureau is the leader in providing quality assurance standards to the softwood lumber industry. Since 1915, SPIB has provided grading rules, training, production surveys, and other services to ensure product integrity and build a sustainable future for the industry. The SPIB grademark is recognized throughout the industry as a sign of quality and consistency that manufacturers and consumers know and respect.