Below is a list of Mixers manufacturers from Pleasanton, California. Mixers are machines that blend, homogenize, emulsify or otherwise mix materials and substances into a single substance. They thoroughly combine virtually any solid or liquid that is necessary to form a final product. Though mixers vary by size and design, the majority consists of large tanks or vats with motorized blades or paddles that rotate on a stationary shaft. Some tanks hold hundreds of gallon.