Simon Property Group is a real estate investment trust (REIT) that is headquartered in Indianapolis, Indiana, United States. It was founded in 1993 and has since become the largest publicly traded retail real estate company in the world. The company's headquarters, located in Indianapolis, spans over 100,000 square feet and houses various departments, including management, finance, leasing, and marketing.

Additionally, Simon Property Group operates regional offices in various locations across the United States. Simon Property Group primarily focuses on developing, owning, and managing shopping malls, outlet centers, and mixed-use properties. Its portfolio includes more than 200 properties in North America, Europe, and Asia.

The company offers a wide range of products and services to both tenants and consumers. These include leasing retail space, providing property management services, implementing marketing campaigns, organizing events, and offering amenities such as dining, entertainment, and lodging. The company has a strong presence internationally through its subsidiaries, joint ventures, and partnerships.

Notable subsidiaries include Simon Premium Outlets, which operates outlet centers throughout the United States, Japan, South Korea, and Mexico, and SPG Ventures, which focuses on investment and development opportunities in the retail sector. Simon Property Group also has partnerships with various global real estate companies and retailers. In terms of market position, Simon Property Group is a leader in the global retail real estate industry.

With a market capitalization of around $40 billion, the company generates significant annual revenue and maintains a solid financial position. Simon Property Group faces competition from other major retail real estate companies, such as Brookfield Property Partners and Westfield Corporation. Over the years, Simon Property Group has achieved numerous significant milestones and successes.

It has been recognized for its sustainability efforts, including initiatives to reduce energy consumption and promote environmental responsibility. The company has also adapted its strategy to accommodate changing consumer trends and preferences, such as focusing on experiential offerings and investing in e-commerce. These efforts have contributed to the company's growth and success.

As of the latest updates available, Simon Property Group continues to be a major player in the retail real estate industry. The company remains focused on expanding its portfolio, improving its properties, and adapting to evolving market conditions. It continues to seek innovative strategies to enhance the shopping experience for its customers and maintain its position as a leader in the industry