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Atomera Incorporated engages in the developing, commercializing, and licensing proprietary processes and technologies for the semiconductor industry in North America and the Asia Pacific. The company's lead technology is the Mears Silicon Technology, a thin film of reengineered silicon that can be applied as a transistor channel enhancement to CMOS-type transistors. Its customers include foundries, integrated device manufacturers, fabless semiconductor manufacturers, original equipment manufacturers, and electronic design automation companies. The company was formerly known as Mears Technologies, Inc. and changed its name to Atomera Incorporated in January 2016. Atomera Incorporated was founded in 2001 and is headquartered in Los Gatos, California.

AXT, Inc. designs, develops, manufactures, and distributes compound and single element semiconductor substrates. The company offers indium phosphide for use in data center connectivity using light/lasers, high-speed data transfer in data centers, 5G communications, fiber optic lasers and detectors, consumer devices, passive optical networks, silicon photonics, photonic integrated circuits, thermo-photovoltaics, RF amplifier and switching, infrared light-emitting diode (LEDS) motion control, lidar for robotics and autonomous vehicles, and infrared thermal imaging. It also provides semi-insulating gallium arsenide (GaAs) substrates for use in Wi-Fi and IoT devices, transistors, direct broadcast television, power amplifiers, satellite communications, and solar cells; and semi-conducting GaAs substrates that are used in LEDs, screen displays using micro-LEDs, printer head lasers and LEDs, 3-D sensing using VCSELs, data center communication using VCSELs, sensors for industrial robotics/near-infrared sensors, optical couplers, solar cells, night vision goggles, lidar for robotics and autonomous vehicles, and other lasers, as well as laser machining, cutting, and drilling. In addition, the company offers germanium substrates for use in multi-junction solar cells for satellites, optical sensors and detectors, terrestrial concentrated photo voltaic cells, infrared detectors, and carrier wafer for LED. Further, it provides 6N+ and 7N+ purified gallium, boron trioxide, gallium-magnesium alloy, pyrolytic boron nitride (pBN) crucibles, and pBN insulating parts. It sells its products through direct salesforce in the United States, China, and Europe, as well as through independent sales representatives and distributors in Japan, Taiwan, Korea, and internationally. The company was formerly known as American Xtal Technology, Inc. and changed its name to AXT, Inc. in July 2000. AXT, Inc. was incorporated in 1986 and is headquartered in Fremont, California.

QuickLogic Corporation operates as a fabless semiconductor company in the United States. The company offers embedded FPGA intellectual property, low power, multicore semiconductor system-on-chips, discrete FPGAs, and AI software; and end-to-end artificial intelligence/machine learning solution with accurate sensor algorithms using AI technology. It provides various platforms, such as software tools and eFPGA IP enables the adoption of AI, voice, and sensor processing across aerospace, and defense, consumer/industrial IOT, and consumer electronics markets. In addition, the company engages in the eFPGA IP Licensing business consisting of development and integration of eFPGA technology into custom semiconductor solutions. Further, the company offers silicon products, such as EOS, QuickAI, ArcticLink III, PolarPro 3, PolarPro II, PolarPro, and Eclipse II products; and PASIC 3 and QuickRAM, as well as programming hardware and design software services. The company markets and sells its products to defense industrial base contractors, U.S. government entities, system OEMs, and fabless semiconductor companies through a network of sales managers and distributors in North America, Europe, and the Asia Pacific. It has a strategic partnership with YorChip to develop low-power unified chiplet interconnect express FPGA chiplets. The company was founded in 1988 and is headquartered in San Jose, California.

Emeren Group Ltd, through its subsidiaries, develops, builds, operates, and sells solar power projects. It owns and operates 3 gigawatt pipeline of projects and independent power producer assets. The company also develops community solar gardens; and sells project rights. In addition, it engages in engineering design; procurement of solar modules; balance-of-system components and other components; and construction contracting and management services. Further, the company generates and sells electricity. It operates in China, United States, UK, Spain, France, Poland, Italy, Hungary, and Internationally. The company was formerly known as ReneSola Ltd and changed its name to Emeren Group Ltd in January 2023. Emeren Group Ltd was founded in 2005 and is headquartered in Stamford, Connecticut.