Arthur J. Gallagher & Co. engages in the provision of insurance brokerage, consulting, and third-party claims settlement and administration services. The company is headquartered in Rolling Meadows, Illinois and currently employs 44,000 full-time employees. Its segments include brokerage, risk management and corporate. Its brokerage segment operations provide brokerage and consulting services to companies and entities of all types, including commercial, not-for-profit and public entities. Risk management segment operations provide contract claim settlement, claim administration, loss control services and risk management consulting for commercial, not for profit, captive and public entities and various other organizations that choose to self-insure property/casualty coverage or choose to use a third-party claims management organization. The company provides insurance benefits to captive independent contractors across the Unites States. The company also offers coverage for marine liability, ports and terminal liability.