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Windsor, N.S., Canada
CEO: Abdullah Kirumira, 53
BioMedica developed a lab test for blood clots, QuikCoag, that is widely sold in developed countries. Now Kirumira, a Uganda native and trained chemist, is using proceeds from QuikCoag to improve medical diagnostics in some of the world's poorest countries. He has developed a testing kit, Complete Lab, that can be set up in primitive clinics to test for more than 90 diseases, from HIV to malaria.