According to National Grid's latest financial reports the company's current revenue (TTM ) is A$36.30 Billion. In 2007 the company made a revenue of A$23.18 Billion an increase over the revenue in the year 2006 that were of A$20.73 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.