CV. Saxophone Furniture Malang is a furniture retail production and sales business and has its own store in Malang City and three factories spread across Bali, Puntir, and Malang. With three different locations, the operational management system was recapitulated using excel, causing many problems. One of the perceived problems is the inappropriate recording of product raw materials by his subordinates. This discrepancy is caused by the management of recording raw material stocks that are not properly recorded so that many raw material stocks are lost without a trace. In this study, a system was developed that aims to help CV. Saxophone Furniture Malang in managing operational management with a system that can record production, distribution, and sales which so far there have always been discrepancies. The system development carried out in this study uses the waterfall development method. The system created this time is tested with unit testing, validation testing and compatibility testing. Unit testing using the white-box testing method resulted in a 100% valid percentage in three test cases, then validation testing using the black-box testing method resulted in a 100% valid percentage in 48 test cases. Then the compatibility test states that this system can run on various web browsers but there are a few major and minor problems in some of these web browsers.
                        
                        
                        
                        
                            
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