Price accounting? Better talk to PricewaterhouseCoopers (PwC). The Big Four accounting firm provides assurance, tax-related, and other advisory services. The firm's target industries include the financial services, industrial manufacturing and automotive, consumer markets, technology, media and telecom, Health industries, and government and public services. PricewaterhouseCoopers also has a practice geared specifically to private companies. It has about 80 offices in about 35 states.