OBJECTIVE: To find out prevalence of hypertension amongst Mumbai executives. METHODS: Data of annual medical check-up of 1653 executives was evaluated. Blood pressure was measured as per JNC VI/WHO guidelines. RESULTS: Overall prevalence of hypertension amongst Mumbai executives was 26.86%. 21.28% of executives who were hypertensive based on causal reading were later found to have normal or high normal blood pressure. CONCLUSION: For all epidemiological surveys, blood pressure must be recorded on at least two subsequent occasions after initial screening.