Master System, Inc., the developer of the OFFICE MASTER SYSTEM^TM (OMS) for Windows and for DOS versions, was established in 1987. Currently, the headquarter is maintained in Arcadia, California.

Master System attends trade show events to promote the OMS software, interact with our existing clients and provide information on the software with potential, new customers.

The training and technical support staffs answer questions from customers on operating the software and take customer feedback to improve the software on a continuous basis.