ASTM International Employee Directory
Non-profit OrganizationsPennsylvania, United States501-1000 Employees
ASTM International has about 783 employees across 4 continents, most of them in North America. By country, the largest groups are United States Of America (83%), India (3%) and Canada (3%). Business and Administrative make up 41% of the profiles with a known department. ASTM International's workforce spans 32 departments. ASTM International's workforce grew 12% between July 2025 and July 2026.