Universal under cabinet mounting bracket system

A system for mounting an appliance to an underside of a cabinet, the system comprising:

• an under-cabinet mounting assembly, the under-cabinet mounting assembly comprised of a plurality of inside the cabinet support members, an under-cabinet base plate, an appliance mounting plate and a first plurality of fasteners engaged to and extending from the plurality of inside the cabinet support members to fixedly engage the under-cabinet base plate, a second plurality of fasteners engaged to and extending from the under-cabinet base plate to the appliance mounting plate, a third plurality of fasteners engaged to and extending from the appliance mounting plate;
• and
• a wall mountable rear support assembly, the wall mountable rear support assembly comprising a wall plate and a support bracket,
• the wall plate having a plurality of anchors for anchoring the wall plate to a wall, the wall plate defining at least two vertical slots,
• the support bracket configured for securement to the wall plate by a fourth plurality of fasteners, each of the fourth plurality of fasteners configured to engage the support bracket and pass through one of the vertical slots and secure a position of the support bracket to the wall plate;
• the support bracket engaged to at least one of a rear surface of the appliance and a bottom surface of the appliance.