APCO Worldwide is an independent global public affairs and strategic communications consultancy. With more than 600 employees in 35 worldwide locations, it is also the second largest independently owned PR firm in the United States. Most public relations firms focus on corporate communications, but APCO is usually hired to handle sensitive political and crisis management issues. Many APCO executives are former prominent government officials, politicians and ambassadors. APCO's clientele consists of multi-national corporations, governments, politicians, associations and nonprofit organizations.