Welcome to the Eldercare Foundation of Ottawa (formerly The Prosperity® Long-Term Care Fund). The Eldercare Foundation of Ottawa is a registered charity designed to enhance the lives of Ottawa’s growing seniors population in nonprofit long-term care (LTC) homes and those who provide them with care and support. Learn how you and your loved ones will benefit. Become a donor big or small, and see how every dollar you donate turns into more. Come to one of our events and see the difference you can make. Volunteer to make a difference in someone’s life. Our charitable number is 83447 7184 RR0001.