Objective Interface Systems (OIS) is a company that provides connectivity software development tools. Its products include Black Channel, a software suite that enables the virtualization of cloud computing infrastructures; Black Cloud, a tool for virtual desktop infrastructure (VDI) and cloud computing; ORBexpress, a platform for language and hardware implementations, etc. The company also offers training, mentoring and consulting, and engineering services. OIS caters to military, aerospace, medical devices, transportation, finance, and other sectors.