Johanson Manufacturing Corporation (JMC) is now part of the Knowles Capacitors group of capacitor manufacturing companies. Our corporate complement of highly trained individuals, whose first priority is the customer, reflects JMC's philosophy of excellence and provides uncompromising quality for total customer satisfaction. JMC is the industry standard of excellence.With facilities located in the United States and the Dominican Republic, JMC is an outstanding, environmentally conscious global supplier. Knowles Cazenovia is certified to ISO 9001 + AS9100 and Johanson Dominicana S.A.S is certified to ISO 9001. State-of-the-art technology and equipment in the pristine facilities enable JMC to control the product from design through manufacturing.