FACISÂ® Levels of Service Screening. This Health Care Screening search has three levels of background screening, and each level providing additional researching capabilities. 1  Level 1 - (OIG/GSA) searches Office of Inspector General (OIG) and General Services Administration (GSA) for excluded parties, as well as other federal agency sources.
SAN FRANCISCO (Fortune) -- As the largest shareholder of Wells Fargo through Berkshire Hathaway (BRKB), Warren Buffett knows the San Francisco bank deeply. He first invested before Wells Fargo was bought by Norwest, where current Wells Chairman Dick Kovacevich was CEO.
Wells Fargo & Company is an American international banking and financial services holding company headquartered in San Francisco, California, with hubquarters throughout the country. It is the world's second-largest bank by market capitalization and the third largest bank in the U.S. by assets.