Ms. Nancy Webb reports

SIENNA ANNOUNCES FOURTH QUARTER 2023 RESULTS RELEASE DATE AND CONFERENCE CALL

Sienna Senior Living Inc. will release its fourth quarter 2023 results after market close on Tuesday, Feb. 20, 2024. Nitin Jain, president and chief executive officer, and David Hung, chief financial officer and executive vice-president, will host a conference call for the investment community on Wednesday, Feb. 21, 2024, at 9:30 a.m. ET.

The toll-free dial-in number for participants is 1-800-715-9871 (conference ID 6738823). A webcast of the call will be accessible via Sienna's website. The webcast of the call will be available for replay until Feb. 20, 2025, and archived on Sienna's website.

About Sienna Senior Living Inc.

Sienna Senior Living offers a full range of senior living options, including independent living and assisted living and memory care under its Aspira retirement brand, long-term care, and specialized programs and services. Sienna's approximately 12,000 employees are passionate about cultivating happiness in daily life.