According to WESCO International 's latest financial reports the company's current revenue (TTM) is S$28.58 B. In 2023 the company made a revenue of S$29.56 B an increase over the revenue in the year 2022 that were of S$28.71 B.The revenue is the total amount of income that a company generates by the sale of goods or services. Unlike with the earnings no expenses are subtracted.