Addison Engineering has been supplying the Semiconductor Industry with materials and wafer processing services for more than three decades. We supply silicon wafers from 1" to 450mm and a full range of III-V substrates. Addison can provide wafer processing services from a single step to a complete turnkey device. We also supply ultra-thin, ultra-thick, DSP and SOI wafers, and a wide variety of thin films. Visit our website for a full listing of all materials and services. You can request a quotation on-line or we will be happy to discuss your technical requirements with you. Addison is ISO 9001:2008 certified.