Wafer Works Corp.
- Provides 4", 5" and 6" prime polished silicon wafers. Has manufacturing plants in Shanghai, PRC, and California, U.S.A., in addition to the headquarters and factory in Yang-Mei, Taiwan.
- http://www.waferworks.com/

Cemat Silicon
- Poland based silicon wafer manufacturer of diameters 100 to 150mm. Capabilities, dopant types and specifications, online inquiry form.
- http://www.cematsil.com/

InPACT
- France based manufacturer of indium phosphide crystal substrates (InP) for telecommunications and microelectronics. Site includes description and specifications of technology and quotation form.
- http://www.inpactsemicon.com/

Crystal Dynamics, Inc.
- Contract manufacturing of silicon wafer custom slicing, edge grinding, crystal flating, wafer polishing and lapping.
- http://www.crystaldynamicsinc.com/

Tygh Silicon Inc.
- Tygh Silicon provides prime and test silicon wafers in diameters from 3inch to 8inch to the semiconductor industry. Reclaim and polishing services are also available. Located in Livermore, California, USA.
- http://www.tysil.com/

Silicon Quest International
- Full service supplier of 3" to 8" silicon wafers and related services, including polishing, reclaiming, thermal oxide and back-grinding. Located in Santa Clara, California.
- http://www.siliconquest.com/

Taiwan Semiconductor Manufacturing Company Ltd.
- Dedicated independent semiconductor pure play foundry. Located in Hsin-Chu Science-Based Industrial Park, Taiwan.
- http://www.tsmc.com/

Global Communication Semiconductors, Inc.
- Compound semiconductor foundry service provider for wireless telecommunication, high-speed networking, opto-electronics and automotive industries, located in Torrance, CA, USA.
- http://www.gcsincorp.com/

Crystal Technology, Inc.
- Manufacturer of single oxide crystals and selected optical components, including wafers, based on these crystals. World largest producer of lithium niobate wafers.
- http://www.crystaltechnology.com/

Acura Materials Corp.
- Manufacturer of single crystal oxide wafers for SAW/BAW devices and high bright LED. Also offers contract manufacturing and wafer reclaim service.
- http://www.acura-materials.com/

University Wafer
- Provides silicon, sapphire, GaAs, silicon carbide, germanium, and other material wafers to companies and universities. List of materials and current stock.
- http://www.universitywafer.com/

Wafer World Inc.
- Manufactures small diameter silicon wafers for reclaim, test, prime, and double-side polish specifications in research and production quantities. Wafer specifications, pricing, and online order form.
- http://www.waferworld.com/

SemiGrind Corporation
- Specializing in semiconductor wafer precision grinding. Chandler, AZ, USA.
- http://www.semigrind.com

Valley Design Corp.
- Offers thinning silicon, GaAs, InP, InSb, GaSb, GaP or any other semiconductor or insulating material wafers or dice. East and West coast, USA, facilities.
- http://www.valleydesign.com

Grinding and Dicing Services, Inc.
- Offers wafer grinding, dicing, polishing and flip chip service to transfer wafer dice to tape and reel.
- http://www.wafergrind.com/

NOVASiC
- Provide wafering and polishing services of semiconductors and industrial crystals to laboratories and industrial customers.
- http://www.novasic.com/

Noel Technologies
- Silicon Valley based wafer foundry offering 4", 5", 6", 8", and 12" wafers for 100-300mm. Also offers wafer reclamation and recycling services and products.
- http://www.noeltech.com/

Fujitsu Ltd.
- Silicon wafer foundry, Mixed-signal, CMOS image sensor, fingerprint sensor, LCOS. Japan.
- http://edevice.fujitsu.com/fj/FJCOT/

Komatsu Silicon America, Inc.
- Manufacturer of high purity prime, EPI and annealed silicon wafers for use by the semiconductor and related industries.
- http://www.komsil.com

AET Advanced EPI Technology
- Silicon epitaxial foundry services to the semiconductor industry. Specializing in thick or multiple epitaxial layers.
- http://aetusa.com/

Siltronix
- Manufacture, research and development of silicon crystals and polished wafers to customer specification.
- http://www.siltronix.com/