device fabrication

Cactus Materials is an American semiconductor designer, developer and manufacturer founded in 2016 and based in Tempe, Arizona. It runs two semiconductor fabs totaling 40,000 sq ft — a Silicon Carbide (SiC) fab for high-power devices and a III-V compound-semiconductor fab for AI photonics — and is ISO 9001:2015 certified and ITAR registered.

custom manufacturingepitaxial growthfoundry servicespackaging supportsemiconductor fabstesting

Epitaxial Laboratory Inc. is a small R&D firm specializing in semiconductor materials and devices, with a complete line facility for material growth, device fabrication, and packaging. It has been awarded more than 25 R&D contracts covering sensors, lasers, ultra-high efficiency solar cells, new materials and devices. It is working toward commercializing monolithically integrated 2D NIR and MidIR imaging sensors with CMOS read-out circuits.

material growthpackagingR&D

Keuleyan Scientific is an independent scientific and technical consulting practice founded by Sean Keuleyan, a materials scientist and engineer with 17 years of experience. It helps startups, research teams, and SBIR programs translate materials chemistry and physics into technical decisions, credible proposals, and executable development plans, with expertise in infrared optoelectronics, colloidal quantum dots, and semiconductor manufacturing.

colloidal quantum dot synthesisdevice physics feasibility assessmentsfailure analysisoptical and electrical characterizationoptical, electrical, and noise analysisSBIR proposal developmentsemiconductor and optoelectronic device modelingTechnical Writing