Computer Services Group Computer Services Group Matthijssen, Inc. has been providing office systems and service to New Jersey businesses for nearly 40 years. Our in-house staff of highly qualified sales specialists and service technicians enable us to provide reliable advice for informed purchase decisions and dependable service over a wide range of network and computer configurations. We've been using Matthijssen Computer Services Group for years. They never fail to be here when they promise, and they know what they're doing when they get here. We'd never consider using anyone else.
Reliability is the key.
Last year, we saved a thousand dollars over a standard maintenance contract.