Dewhurst makes electrical components and control equipment, mainly for the elevator and rail industries. Products include push buttons, display screens, and speech synthesizers used in elevators; vandal-resistant keypads used in automated banking, ticketing, and vending machines; and body-side door status indicators and driver-operated controls for the rail industry. Dewhurst offers ancillary equipment packages for specific needs. Customers include ADTRAN, the City of London, and the UK Train Operating Companies.

Winbond Electronics Corporation engages in the design, development, manufacture, and marketing of Very Large Scale Integration (VLSI) integrated circuits (ICs) used in a variety of microelectronic applications. The company, in addition to its own products, offers a foundry service for other Taiwanese and foreign IC producers and designers. Subsidiaries Winbond Int'l Corporation: Its primary activity is to invest in various businesses. Winbond Electronics (HK) Limited: It mainly engages in selling Winbond's products to overseas markets. Marketplace Management Limited: Its primary activity is to invest in various businesses. Newfound Asian Corp. and Pigeon Creek Holding Co., Ltd.: Their primary activities are to invest in various businesses. Win Investment Corporation: Its principal activity is to invest in various businesses. WEC Investment Holding Inc.: Its primary activity is to invest in various businesses. Landmark Group Holdings Ltd.: Its primary activity is to invest in various businesses. Mobile Magic Design Corporation: MMD's principal activities are to research, develop, design, manufactures and markets Pseudo Static Random Access Memory (Pseudo SRAM) and low power synchronous dynamic random access memory (LP SDRAM).

Daw Technologies (Daw Tech) makes, installs, and services ultraclean rooms and clean room components. Clean rooms enable biotech and microelectronics companies to control crucial environmental variables such as temperature, dust, and electromagnetic fields in their manufacturing facilities. Daw Tech also applies its clean room know-how to commercial and industrial air handling systems, as well as offers high-precision contract manufacturing services for makers of electronic gear. The company's customers are principally in the US, and to a lesser extent in Europe. Daw filed for Chapter 11 in 2003 and emerged in 2004 as a privately owned company. Daw Tech has offices in Utah and Texas.

IEC Electronics Corp. provides electronic manufacturing services (EMS) to technology companies in the United States. It involves in the custom manufacture of circuit cards, system level assemblies, and an array of custom cable/wire harness assemblies. The company also provides electronic manufacturing services primarily for wireless communication systems, test diagnostic equipment, military and defense systems, transportation products, and medical instrumentation. It serves military, governmental agencies, aerospace, communications, medical, computing, and other industrial markets through direct sales force and a network of manufacturers’ representatives. The company was founded in 1965 and is based in Newark, New York.

Daqo New Energy Corp. company makes polysilicon, a material used in making solar panels. (Polysilicon is also used in making semiconductors, but Daqo New Energy focuses its production purely on the growing solar power market.) It sells the raw material to photovoltaic product manufacturers, who use it to make components such as solar cells, wafers, ingots, and modules. Daqo New Energy has a production capacity of 3,300 metric tons (MT) of polysilicon at its plant in China, and its top three customers -- Yingli Green Energy, ReneSola, and a subsidiary of Suntech -- account for almost 90% of sales. The company began production in 2008 and filed to go public in early 2010.

Sonnet was founded in 1986 by CEO Robert Farnsworth, who owns half of the company. Sonnet Technologies provides local storage systems (Fusion) for professional users of Macintosh, Windows, and UNIX systems in the broadcast, film, and video industries. It also offers performance and connectivity enhancements for Mac and industry-standard computers, as well as computer hardware upgrades with product lines featuring high-performance and cost-effective storage solutions. Branded products (Crescendo and Encore) boost the power of a computer's central processor. PCI adapters (Tango and Tempo) upgrade Macs with FireWire, USB, or SCSI connection ports.

Cole Hersee manufactures electromechanical, electronic, and digital switches and connectors, primarily for heavy duty trucks, industrial equipment, and pleasure boat applications. The company's products include battery-related equipment, buzzers and alarms, circuit protection devices, senders, solenoids, and wiring harnesses. It sells its products directly to OEMs and through a network of distributors.

Dainippon Screen Manufacturing Co. Ltd. is one of the world's largest producers of semiconductor manufacturing equipment. Dainippon Screen, known as DNS or just plain Screen, also makes equipment for turning out flat-panel displays and printed circuit boards, and supplies printing hardware and software for newspapers and other publishers. Screen specializes in equipment that cleans semiconductor wafers, coats them in chemicals during various processing steps, and then etches circuit details onto the wafer. Other operations include logistics, leasing, and printing services.

Fromm Electric Supply distributes electrical supplies along with a mix of motors, drives, and factory automation equipment from major makers Allen-Bradley/Rockwell Automation, OSRAM SYLVANIA, and Thomas & Betts. The company, which operates nine locations across Pennsylvania, offers factory automation engineering services, energy management audits, even safety training. It attracts equipment manufacturers and technicians, electrical and specialty contractors, and commercial and institutional businesses. In addition, the company operates Lighting & Appliance Design Center showrooms at three of its locations.

Industrial Scientific Corporation company designs, manufactures, sells, and services gas monitoring instruments, systems, software, and related products to detect oxygen, combustible, and toxic gases. The products are used in work environments such as underground mines and oil refineries as well as by hazardous response units. New portable and fixed-point products like the GasBadge (monitor) and DS2 Docking Station (automated instrument calibration) are compatible with iNet, the first automated remote gas monitor maintenance and management system.

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