Hello anonymous, Thanks for your question.
If you're not interested in contacting the local beauty salons (who may have stylists willing to make house calls), you might try posting an http://www.caring.com/local/in-home-care You may want to reconsider the Department of Aging's suggestion though - as in some areas, there are stylists who make house calls for seniors, such as this one: http://www.beautyschoolnetwork.com/blog/traveling-beautician-cecilias-hair-care-caters-seniors
ad in your local newspaper's jobs section. Professional in-home caregiving agencies in your area may also have some suggestions:
You'll find general information about hair care (and bathing) on Caring.com here: http://www.caring.com/bath-care
Thanks again for your question, and all the best in your search!