Flexcell Technologies. Your bridge into the electronic world of home entertainment and security. Located in Knoxville, Tennessee, Flexcell Technologies is a privately owned hi-tech firm, that leverages high-quality technology in our efforts to provide the best solutions for our clients. A leader in Smart Home, Home Automation, Cable TV, High Speed Internet, Wireless Phones, VOIP, Business Marketing, Accounting Tax Preperation, Business Financing.