Welcome to THE MART, a premier Merchandise Mart Properties, Inc. property owned by Vornado Realty Trust. As the world’s largest commercial building, the largest wholesale design center, and one of Chicago’s premier international business hubs, THE MART spans over 4 million square feet, covering two city blocks and rising 25 stories.

The Tenant Portal is designed to help you better understand THE MART and streamline your company’s operations. Within the Portal, you’ll find a wealth of valuable information—take the time to explore it and make it a go-to resource for your business needs. While every effort is made to ensure the information is current and accurate, some details are periodically updated. We encourage you to continue using this Portal as an essential guide for tenant information.

If you have any questions or concerns, please don't hesitate to reach out to the Property Manager at propertymanager@themart.com. We're here to assist you and ensure your success at THE MART.