Jim Wilden pioneered a revolution, inspired a generation of innovation and created an entire air pump industry. Wilden¨ Pump & Engineering Company was founded in 1955 on the sketches of a unique but reliable utilitarian pump: the air-operated double-diaphragm (AODD) pump. Today, corporate ownership and regional local management provide Wilden with the clarity and focus needed to produce quality products. Wilden products are engineered to meet today's industrial and commercial demands.