According to Tenneco's latest financial reports the company's current revenue (TTM ) is NZ$33.13 Billion. In 2021 the company made a revenue of NZ$26.40 Billion an increase over the revenue in the year 2020 that were of NZ$21.31 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.