According to ISS A/S's latest financial reports the company's current revenue (TTM ) is S$15.07 Billion. In 2018 the company made a revenue of S$15.88 Billion a decrease over the revenue in the year 2017 that were of S$16.49 Billion. 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.