Bureau of Economic Analysis

The Bureau of Economic Analysis (BEA) of the United States Department of Commerce is a U.S. government agency that provides official macroeconomic and industry statistics, most notably reports about the gross domestic product (GDP) of the United States and its jurisdictions. They also provide information about personal income, corporate profits, and government spending in their National Income and Product Accounts (NIPAs).
The BEA is one of the principal agencies of the U.S. federal statistical system. Its stated mission is to "promote a better understanding of the U.S. economy by providing the most timely, relevant, and accurate economic data in an objective and cost-effective manner".