Ambarella, Inc. (AMBA)
Who runs Ambarella, Inc.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedFeng-Ming (Fermi) Wang co-founded Ambarella in January 2004 and has been its chairman, president and chief executive ever since. Before that he co-founded and ran Afara Websystems, a microprocessor developer sold to Sun Microsystems in 2002, and from 1991 to 2000 worked at C-Cube Microsystems, a digital video company. Two more of the founding team still run engineering: Chan W. Lee, chief operating officer since September 2021 after leading chip design (VLSI) from February 2004, and Chi-Hong (John) Ju, senior vice president for systems since September 2021 after leading software from February 2004. John A. Young became chief financial officer in February 2024; he joined as corporate controller in March 2017 from Mellanox Technologies. 12345
Leslie Kohn, the chief technology officer, who had filed as an officer and director since 2012, resigned those roles in November 2025 and stays on as chief technology advisor. Yun-Lung (Michael) Chen has run business development since June 2011; from 1997 to 2002 he was director of sales at Wintech Microelectronics, the distributor now named WT Microelectronics, which handles most of Ambarella's sales. 6789
The board has eight members. Chenming Hu, a Berkeley professor since 1976 and TSMC's chief technology officer from 2001 to 2004, has served since November 2011, and Christopher Paisley, an accounting professor at Santa Clara University, since August 2012. Later directors bring operating experience: D. Jeffrey Richardson (since March 2014), once chief operating officer of LSI; Hsiao-Wuen Hon (August 2017), who spent over 28 years at Microsoft; Elizabeth Schwarting (June 2020), who ran the electronic controls unit of Delphi; Chantelle Breithaupt (February 2025), chief financial officer of Arista Networks; and Gregory Bryant (February 2026), who ran Analog Devices's business units from 2022 to 2025. 101112131415161718
At January 31, 2026 Ambarella employed 959 people: 252 in the United States, 612 in Asia (372 in Taiwan and 225 in China) and 95 in Europe. About three in four work in research and development, 23% in sales, marketing and administration and 2% in operations, in four design centers in the United States, China, Italy and Taiwan. About 39% of the workforce is represented by a work council in Taiwan. Average tenure is about 8.1 years, 31% have been with the company more than ten years, and voluntary turnover in fiscal 2026 was about 7.7%. 1920212223
Sources (23)
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Young John Alexander | CFO | Feb 2024 | Sep 21, 2026 | 10 · $1.7M |
| Wang Feng-Ming | CEO | Oct 2012 | Sep 18, 2026 | 14 · $10.1M |
| Lee Chan W | Chief Operations Officer | Sep 2021 | Sep 18, 2026 | 5 · $1.1M |
| Ju Chi-Hong | Senior VP, Systems & GM | Sep 2021 | Sep 18, 2026 | 11 · $3.9M |
| Chen Yun-Lung | VP, Business Dev. & Marketing | Mar 2014 | Jul 10, 2026 | 2 · $1.1M |
| Kohn Leslie | Chief Technology Officer | Oct 2012 | Sep 19, 2025 | none |
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Paisley Christopher B | director | Oct 2012 | Sep 28, 2026 | 3 · $100,000 |
| Breithaupt Chantelle Yvette | director | Mar 2025 | Sep 10, 2026 | none |
| Bryant Gregory M | director | Mar 2026 | Sep 10, 2026 | none |
| Hon Hsiao-Wuen | director | Sep 2017 | Sep 10, 2026 | none |
| Hu Chenming | director | Oct 2012 | Sep 10, 2026 | none |
| Richardson David Jeffrey | director | Mar 2014 | Sep 10, 2026 | none |
| Schwarting Elizabeth M | director | Jun 2020 | Sep 10, 2026 | 2 · $300,000 |
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.