Arnulfo A. Sadural

PSi Technologies, Inc. provides power semiconductor assembly and test services to the power semiconductor market. It also provides customers with a broad array of packages and services designed specifically for power semiconductors used in telecommunications and networking systems, computers and computer peripherals, consumer electronics, electronic office equipment, automotive systems, and industrial products. The company was founded in 1988 and is headquartered in Laguna, Philippines.

Part of Amkor Technology, Inc., Amkor Technology Philippines, Inc. is a leading supplier of outsourced semiconductor interconnect services. Amkor Technology Philippines is based in Muntinlupa, PH and has over 50 years of experience in the semiconductor industry, making it a trusted partner for many of the world's leading semiconductor suppliers. The Filipino company offers flip chip BGA packaging in various product formats to meet a wide range of end application requirements.

Part of American International Group, Inc., Alphatec Electronics Corp. is a manufacturer of computer chips.

Texas Instruments (Philippines), Inc. manufactures semiconductors and related products. The company was founded in 1979 and is headquartered in Baguio City, Philippines

Fastech Synergy Ltd provides outsourced manufacturing and technology services to the semiconductor, radio frequency and microwave components industry. It operates in the following segments: Components, Module Assemblies, and Other. The Components segment involves discrete and power semiconductors devices, which include power translators, voltage regulators, and diodes. The Module Assemblies segment includes printed circuit board assemblies, microwave modules, and radio frequency devices. The Other segment consists of general corporate income and expenses items. The company was founded in 1983 and is headquartered in Cabuyao, Philippines.