California Nanotechnologies Corp. engages in the research, development, and production of nanocrystalline materials through grain size reduction. The company provides spark plasma sintering (SPS); cryogenic milling; SPS/FAST tooling; EDM; planetary milling and particle size analysis; hot pressing tooling fabrication and design; wire EDM; machining of metals and metallic alloys; tensile, compression, and hardness testing; planetary ball milling; V-blending/ tumble milling; and particle size analysis through laser diffraction. It also offers SPS starter accessory kits, SPS graphite tooling, SPS systems, tungsten carbide tooling, SPS graphite crucibles, carbon graphite foil/paper, carbon felt and yarn, and quartz glass windows; and Engemini, an SPS/FAST modeling software. It serves aerospace, defense, automotive, medical, sports and recreation, academic, and micro-chip fabrication industries. The company is headquartered in Cerritos, California.