Founded in 1932 in Chicago, Illinois, USA, by Arthur Schmitt as American Phenolic Corporation, Amphenol Corporation is one of the world’s leading providers of high-technology interconnect, sensor, and antenna solutions. Headquartered in Wallingford, Connecticut, U.S.A., the company designs, manufactures, and markets a broad range of connectors and interconnect systems, antennas, sensors and sensor-based products, and coaxial and high-speed specialty cable, serving end markets that include automotive, commercial aerospace, communications networks, defense, industrial, information technology and data communications, and mobile devices. Amphenol designs, manufactures, and assembles its products at facilities in approximately 40 countries around the world. As of December 31, 2025, the company employed approximately 170,000 people worldwide, including approximately 15,000 in the United States. For the year ended December 31, 2025, Amphenol reported net sales of USD 23.1 billion, reflecting its position as one of the most important global suppliers of advanced electronic interconnect solutions.
Updated 2026-03-20