Corporate Overview

Midrange Support & Service, Inc. was founded in 1993 by Steve Marinak III. The mission was to provide the very best support & service, specifically for the IBM AS/400 customer.

MSSi’s employees are strategically located throughout the state of Florida. We are right around the corner in most cases. Along with this we offer remote technical services; even complex OS upgrades can be performed completely off-site via secure internet access.

Our technical staff is made up of former IBM employees; each IBM Certified, with a long tenure of highly trained expertise specific to IBM Power Systems. When you engage with MSSI, you are backed by over a century of service expertise.

MSSi treats each and every customer as though you are a Fortune 50 account, personal friend, and respected individual. Our basic beliefs are as follows: • Commitment to the client’s success • Obligation to deliver the best service possible • Trust and responsibility in all relations

If your business runs on an IBM AS/400, iSeries, or Power System, we would invite you to experience our exceptional support & legendary service, it’s our name.