![]() Pure Wafer Solutions Pure Wafer Solutions (formerly known as WRS Materials) is a producer of silicon wafers. | ![]() EL-CAT EL-CAT is a company that manufactures and distributes silicon wafers. It offers compound semiconductors, crystal substrates, solar cells, ingots, and other products. | ![]() Puya Semiconductor (Shanghai) Puya Semiconductor (Shanghai) is a company that produces and sells semiconductor devices. | |
Founding Date | Founding Date 2008 | Founding Date 1990 | Founding Date 2012 |
Type | Type Subsidiary | Type Private | Type Public |
Tags | |||
Locations | Locations San Jose, US HQ | Locations Ridgefield Park, US HQ | Locations HQ |
Employees | Employees 19 | Employees 5 | Employees N/A |

EL-CAT is a company that manufactures and distributes silicon wafers. It offers compound semiconductors, crystal substrates, solar cells, ingots, and other products.
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Puya Semiconductor (Shanghai) is a company that produces and sells semiconductor devices.
View company