Joseph Rouse has worked on retrofitting and customizing various control systems. Some of his projects include creating heating, cooling, and pressurization control panels for a university clean room, chemical plant, and oil refineries. He has also integrated different components like chillers, RTUs, power meters, VFDs, and thermostats from various manufacturers onto a common Modbus network. Current projects involve integrating building automation systems at schools and translating protocols between HVAC equipment and automation controllers.