Alpha and Omega Semiconductor (AOS) is a global leader in the design, development, and supply of a wide portfolio of power semiconductor solutions. Specializing in power MOSFETs, IGBTs, and power ICs, AOS serves diverse markets including computing, consumer electronics, telecommunications, automotive, and industrial. The company focuses on delivering innovative and energy-efficient products that enhance performance and reliability in modern electronic devices. AOS is committed to research and development to meet the evolving demands of the power electronics industry.
The Sunnyvale headquarters serves as the central hub for corporate leadership, strategic decision-making, global marketing, finance, and overarching R&D strategy. It coordinates activities across AOS's worldwide operations.
The headquarters features contemporary office spaces and likely includes lab facilities for research and development, designed to foster innovation and collaboration among engineering teams.
A dynamic and fast-paced environment focused on engineering excellence, innovation in power semiconductor technology, and collaborative problem-solving. Employees engage in cutting-edge research and product development within a global team structure.
Proximity to a rich talent pool of engineers and tech professionals, close to key partners and customers in the electronics industry, and a central point for global strategy formulation and execution in the competitive semiconductor market.
Alpha and Omega Semiconductor operates globally with a significant presence across North America, Asia, and Europe. Key functions supported globally include research and development in multiple design centers (USA, China, Taiwan, Korea), wafer fabrication (primarily through a joint venture in Oregon and foundry partners), assembly and testing facilities (mainly in Asia), sales and marketing offices, and customer application support centers strategically located to serve its worldwide customer base effectively.
475 Oakmead Parkway
Sunnyvale
CA
USA
Address: Building A, Pacific Antai Center, No.399 Ningqiao Road, Pudong New Area, Shanghai, P.R.C. 201206
Strategically positioned to support the vast electronics manufacturing ecosystem in China and the broader Asian region, facilitating close collaboration with key customers and partners in consumer electronics, computing, and industrial sectors.
Address: 2400 NE Stucki Ave, Suite 250, Hillsboro, OR 97124, USA
Enhances AOS's research and development capabilities in North America, driving innovation in areas such as power efficiency and device performance for next-generation applications.
Address: 12F-2, No. 1, Taiyuan 1st St., Zhubei City, Hsinchu County 302, Taiwan (R.O.C.)
Facilitates engagement with Taiwan's significant foundry partners, ODMs, and OEMs, crucial for AOS's supply chain management and market penetration in high-volume electronics manufacturing.
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As of April 2025, Alpha Omega' leadership includes:
Alpha Omega has been backed by several prominent investors over the years, including:
Over the past year, Alpha and Omega Semiconductor experienced a key leadership transition in its finance department. Wenjun Li was appointed as the new Chief Financial Officer in November 2023, following the retirement of Yifan Liang.
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Alpha and Omega Semiconductor typically uses standard corporate email formats. The most commonly observed patterns are [first_initial][last]@alphaandomega.com (e.g., jsmith@alphaandomega.com) and occasionally [first].[last]@alphaandomega.com (e.g., john.smith@alphaandomega.com). Variations may exist based on employee preference or department.
[first_initial][last]@alphaandomega.com
Format
mchang@alphaandomega.com
Example
85%
Success rate
Yahoo Finance / AOS Press Release • May 9, 2024
AOS reported revenues of $130.0 million for the fiscal Q3 2024, with a GAAP gross margin of 21.9% and GAAP net loss per share of $0.59. The company provided financial guidance for the upcoming quarter....more
Yahoo Finance / AOS Press Release • February 8, 2024
AOS announced fiscal Q2 2024 revenues of $160.1 million, a GAAP gross margin of 25.7%, and a GAAP net loss per share of $0.08. The results reflected market conditions and ongoing strategic initiatives....more
Business Wire / AOS Press Release • November 6, 2023
Alpha and Omega Semiconductor announced the appointment of Ms. Wenjun Li as its new Chief Financial Officer and Corporate Secretary, effective November 6, 2023. Ms. Li succeeded Mr. Yifan Liang, who retired....more
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