Excelsior Computer Systems
Existing Customers


 Advantage
 Armor
 Premier
 Excalibur


New Customers

 Advantage
 UNIX
 POS
 ReForm

Armor Premier, Excalibur Information

Armor Systems went out of business in 1999. The Armor Premier and Excalibur programs are no longer supported by any manufacturer. Roundtable Software purchased the source code in 1999and continues to produce Advantage Accounting System that was started by Armor Systems. The current version is Advantage 4.0 with Windows Modules being introduced. Excelsior will support you in any way we can to help you continue running these programs. Contact us for support or for update information at (248) 620-1010.