Founded in 1979, Plexus Corp. is a technology-focused electronics manufacturing services company specializing in the design, manufacture, and support of complex electronic systems. The firm generates revenue from high-margin, value-added services across aerospace, medical, defense, and industrial sectors. Led by CEO Michael J. O'Brien since 2018, Plexus differentiates itself through advanced engineering processes and a global manufacturing footprint. It is actively investing in digital transformation and capacity expansion to spur growth in a competitive market.
Our 10 largest customers accounted for 49.1% and 47.8% of our net sales in fiscal 2025 and 2024, respectively. No customer accounted for over 10% of our sales in fiscal 2025 or 2024. During fiscal 2025, Plexus served approximately 190 customers.