Knowledge Center ➜ People

Joseph B. Costello

Charismatic CEO of Cadence


In 1984, 33-year-old Joseph B. Costello joined SDA as vice-president of customer service. He held a number of positions, and in March of 1987 became SDA’s president and chief operating officer.
Costello had received an M.A. in physics from Yale University and had begun Ph.D. studies at the University of California at Berkeley before becoming a research and development manager at National Semiconductor.