Siemens
http://www.siemens-hearing.com/
Siemens Hearing Instruments designs, engineers and manufactures state-of-the-art hearing aids, in all custom (ITE, ITC and CIC) and BTE (behind-the-ear) models, that enable those with hearing loss to communicate more easily and improve their quality of life
American Tinnitus Association
http://www.ata.org/
Nonprofit organization to aid people with tinnitus. Information, service providers, self-help groups. Supports tinnitus research. Publishes quarterly journal, Tinnitus Today. Bibliography service available.
The Hearing Loss Association of America
http://www.shhh.org/
The Hearing Loss Association of America exists to open the world of communication for people with hearing loss through information, education, advocacy and support.
Healthy Hearing
www.healthyhearing.com
HealthyHearing.com is dedicated to bringing our readers news, information and consumer education.
American Academy of Audiology
www.audiology.org
Hear It
http://www.hear-it.org/
A non-commercial web site established to increase public awareness of hearing impairment