Sienna Senior Living Inc. provides senior living services in Canada. It operates through Retirement and Long-Term Care (LTC) segments. The company offers independent living, independent supportive and assisted living, memory care, and long-term and continuing care services. It also provides management services to senior living residences; consulting services for quality and process improvement, executive leadership, risk management, policy and procedure evaluation, financial management and budget preparation, improving NOI and reducing expenditure, and competitive analysis and benchmarking; and education and training services through in-person, online, and video training. The company was formerly known as Leisureworld Senior Care Corporation and changed its name to Sienna Senior Living Inc. in May 2015. Sienna Senior Living Inc. was founded in 1972 and is headquartered in Markham, Canada.