American International Group, Inc. (AIG) is an American multinational finance and insurance corporation with operations in more than 80 countries and jurisdictions. As of 2023, AIG employed 25,200 people. The company operates through three core businesses: general insurance, life & retirement, and a standalone technology-enabled subsidiary. General Insurance includes Commercial, Personal Insurance, U.S. and International field operations. Life & Retirement includes Group Retirement, Individual Retirement, Life, and Institutional Markets. AIG is the title sponsor of the AIG Women's Open golf tournament. In 2023, for the sixth consecutive year, DiversityInc named AIG among the Top 50 Companies for Diversity list.

The Women's Open is a major championship in women's professional golf. It is recognised by both the LPGA Tour and the Ladies European Tour as a major. The reigning champion is Lilia Vu, who won at Walton Heath Golf Club in 2023.