Sumitomo Corporation Employee Directory
International Trade and DevelopmentTokio, Japan5001-10000 Employees
Sumitomo Corporation has about 6.4K employees across 6 continents, most of them in Asia. By country, the largest groups are Japan (59%), Indonesia (9%) and United Kingdom Of Great Britain And Northern Ireland (3%). Business and Administrative make up over half of the profiles with a known department. Sumitomo Corporation's workforce spans 34 departments. Sumitomo Corporation's workforce grew 73% between July 2025 and July 2026.