Brookdale Senior Living Inc. owns, manages, and operates senior living communities in the United States. It operates through three segments: Independent Living, Assisted Living and Memory Care, and Continuing Care Retirement Communities (CCRCs). The Independent Living segment owns or leases communities with independent and assisted living units designed primarily for middle- to upper-income seniors. The Assisted Living and Memory Care segment owns or leases freestanding communities offering housing and 24-hour assistance with daily living activities, including memory care for residents with Alzheimer's and other dementias. The CCRCs segment owns or leases communities providing independent and assisted living, memory care, and skilled nursing to accommodate varying physical abilities and healthcare needs. The company also manages communities for others. It was incorporated in 2005 and is headquartered in Brentwood, Tennessee.