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Applied Optoelectronics, Inc. designs, manufactures, and sells fiber-optic networking products in the United States, Taiwan, and China. It offers optical modules, optical filters, lasers, laser components, subassemblies, transmitters and transceivers, turn-key equipment, headend, node, distribution equipment, and amplifiers. The company sells its products to internet data center operators, cable television, telecom equipment manufacturers, fiber-to-the-home, and internet service providers through its direct and indirect sales channels. Applied Optoelectronics, Inc. was incorporated in 1997 and is headquartered in Sugar Land, Texas.

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.

POET Technologies, Inc. engages in the designing, developing, manufacturing and sale of opto-electronic solutions for the sensing, data communications and telecommunications markets. It developed POET Optical Interposer platform, which allows the integration of electronic and photonic devices into a single multi-chip module. The company was founded on November 14, 1985 and is headquartered in Toronto, Canada.

Pixelworks, Inc., together with its subsidiaries, develops and markets semiconductor and software solutions for mobile, home and enterprise, and cinema markets in the United States, Japan, China, Taiwan, Korea, and Europe. The company offers imageprocessor integrated circuits, such as embedded microprocessors, digital signal processing technology, and software that control the operations and signal processing within high-end display systems; visual processor integrated circuits that works with a mobile application processor; and transcoder integrated circuits which includes software that control the operations and signal processing for converting multiple bitrates, resolutions and codecs to provide bandwidth efficient video transmissions based on industry standard protocols. It also provides software and platform licensing products comprising Pixelworks Pro Software, a software that enables development and customize the look and feel of mobile products by use of various features, such as absolute color accuracy, HDR tone mapping, SDR-to-HDR conversion, and others; and TrueCut Motion Platform, content creation tool which provides the ability to dial in a motion look on a shot-by-shot basis. The company distributes its products to integrators, branded manufacturers, and branded suppliers. Pixelworks, Inc. was founded in 1997 and is based in Portland, Oregon.

Sequans Communications S.A. engages in the fabless designing, developing, and supplying of cellular semiconductor solutions for massive and broadband Internet of Things (IoT) markets in Taiwan, Korea, China, rest of Asia, Germany, the United States, and internationally. It offers baseband solutions for use in encoding and decoding data based on 4G and 5G protocols for wireless processing platform for a cellular device; RF transceivers used to transmit and receive wireless transmissions; highly integrated SoC solutions that combine various functions into a single die or package; and LTE modules. The company also provides software, including source code and tools to enable manufacturers to integrate their solutions into their devices; and design support services. The company serves OEMs and ODMs Customers, as well as 4G and 5G wireless carriers. Sequans Communications S.A. was incorporated in 2003 and is based in Paris, France.