Check out this cool workspace that is perfect for a small room, which needs to be shared by two. Turn your desk into circular workspace to give sufficient space for two people and can room at least 4 to 6 monitors. You will be surprised to still have an enough space for your avaya phone, mobile phone, ipads and speakers.
You can also use an off white color scheme just like this one or any pastel color theme for your walls to make the space look bigger. Your pastel color or light colored walls will give emphasis on your hardware. You can put more innovative and artistic touches by putting some desk glows on the sides of your table facing the walls.
Check out this cool workspace here