Association for Materials Protection and Performance
The Association for Materials Protection and Performance (AMPP), is an American professional association focused on the protection of assets and performance of materials. AMPP was created when NACE International, formerly the National Association of Corrosion Engineers, and the Society for Protective Coatings (SSPC), formerly the Steel Structures Painting Council, merged in 2021.
Source: Wikipedia — Association for Materials Protection and Performance (CC BY-SA 4.0)