DEFINITION of 'Public Company Accounting Oversight Board - PCAOB'
A non-profit organization that regulates auditors of publicly traded companies.
BREAKING DOWN 'Public Company Accounting Oversight Board - PCAOB'
The PCAOB was established as a result of the creation of the Sarbanes-Oxley Act of 2002. The board's aim is to protect investors and other stakeholders of public companies by ensuring that the auditor of a company's financial statements has followed a set of strict guidelines.