Headquartered in the heart of the Silicon Valley, SQI is a provider of technology solutions in the form of substrates, high-tech materials, and world-class value-added services. SQI is a success partner to a variety of industries, enabling and conveying not only products and services, but also access and expertise in a vast and dynamic marketplace.

 
 
 
 
 
Materials
SQI’s product line includes prime and test CZ and FZ silicon wafers, mechanical and optical grade sapphire wafers, specialty ingots, epitaxial and epi-ready wafers, and many other materials.

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Services
SQI offers a wide array of value-added services, including epitaxy, thinning, polishing, cleaning, sorting, and thin films.

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Distribution
SQI delivers the finest products and services in the world through a number of strategic relationships with top worldwide vendors.

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