The Sinclair Hotel in Fort Worth, Texas, has transformed a 1900s building into a fully digital, high-tech environment, thanks to IoT technologies from companies such as Intel, Cisco, NuLEDs, and Igor-Tech. 4D SYSTEMS played a key role in the digital infrastructure, providing custom-designed intelligent display modules that allow guests to control various aspects of their environment, including room temperature, lighting, and window shades. These interfaces create a bridge between the data-driven infrastructure and the user, enhancing the guest experience. This digital retrofitting also contributes to significant energy savings, aligning with sustainability goals. 4D SYSTEMS offers custom solutions for building automation projects, showcasing its capacity to adapt to specific needs and specifications.