American Society of Safety Professionals (ASSP) | 146,746 followers on LinkedIn. Working together for a safer, stronger future. | The American Society of Safety Professionals is a global association for occupational safety and health (OSH) professionals. Since 1911, we have supported OSH professionals in their efforts to prevent workplace injuries, illnesses and fatalities. We provide education, advocacy, standards development and a professional community to our members in order to advance their careers and the OSH profession as a whole.