H-Squared's Quickmount for Apple Mac mini is a great option if you are wanting to mount your Mac mini to a wall or on the backside of your monitor.
Decrease work space clutter with the Mac mini Quickmount that has a unique V-shaped design, keeping it safely mounted on the wall or monitor. The open design allows easy access to ports on the device and proper ventilation. Ports can be facing up or down, depending on what you prefer. Mounting hardware is included for both wall mounting and VESA mounting.