E. S. Ritchie & Sons, which also operates under the name Richie Navigation, is located in Pembroke, Massachusetts. This organization primarily operates in the Nautical Instruments business / industry within the Measuring, Photographic, Medical, & Optical Goods, & Clocks sector. This organization has been operating for approximately 169 years. E. S. Ritchie & Sons is estimated to generate $12.3 million in annual revenues, and employs approximately 35 people at this single location. This organization is engaged in manufacturing activities at this facility.