Experian, Experian US Headquarters: Corporate Departments (Finance, HRMD, Contracts, Corporate Marketing, Global Corporate Systems, Legal & Regulatory, Risk Management, Strategic Business Development and Investor Relations) Credit Services, Global Technology Services (GTS), Experian Automotive, Including On-Site Leased Workers From Tapfin, Manpower and Experis, Costa Mesa, California; Experian, ExAs of Aug 27, 2013 · May be out of date