Arthur J. Gallagher & Co. AJG

AJG Company Overview

Arthur J. Gallagher & Co. is a global insurance brokerage, risk management, and consulting services firm operating primarily in the insurance brokerage and risk advisory industry. The company acts as an intermediary between clients and insurance carriers, helping organizations and individuals design, place, and manage insurance and risk management programs. Its core revenue drivers include insurance brokerage commissions, fees for risk management consulting, and third-party claims administration services.

Founded in 1927, the company has evolved from a regional insurance broker into one of the world’s largest insurance brokerage firms through sustained organic growth and a long-term acquisition strategy. Arthur J. Gallagher & Co. is recognized for its decentralized operating model, client-centric culture, and focus on middle-market, commercial, and public-sector clients, differentiating it from peers that emphasize large multinational accounts.