A1 Rivoli are Nassau computer repair and office equipment service specialists since 1935. We are the premier Long Island, Nassau, and Western Suffolk area provider of business or personal computers, network servers, printers, or office equipment repairs, maintenance and services. Whether you have a problem with a home computer or an entire business network down, our mobile tech force will have you up and running as quickly as possible. We understand how important these systems are and what every minute down can mean for money and other losses.