Barry Keinholz sold his business, Kienholz Hearing Centers, located at 19221 I-45 S., Ste. 140, Shenandoah, to Hearing Instrument Specialist Cassie Clark on Sept. 17. Clark will be operating the business under the name Kienholz Hearing Centers Powered by Clark Hearing Inc. With two additional locations in Tomball and Magnolia, the business offers hearing aids and accessories, hearing aid fitting services, hearing evaluations, hearing loss prevention and assistive devices for the hearing impaired. 281-789-4874. www.bkhearing.com