As a preferred wholesale supplier of security and low voltage products, ADI understands the business of product distribution. For more than 20 years, the company has approximately 100 branch locations that are conveniently located throughout the United States so they are a short drive from customers installations. Its strategically positioned warehouse network is equipped with some of the latest order processing technology to provide quick shipping and delivery. Products provided by the company include burglar alarms, fire alarms, closed circuit television, access control, sound and communications, home automation and structured cabling. The company stocks more than 70,000 products from approximately 400 manufacturers. ADI has a location in Melville, N.Y.