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American Electric Technologies, Inc. supplies power delivery solutions in the United States and internationally. It provides power distribution, power conversion, and automation and control systems that distribute and control the flow of electricity from the source to the mechanical device. The company's power distribution products include low and medium voltage switchgears, medium voltage arc-resistant switchgears, low and medium voltage motor control centers, bus ducts, fuse and switch products, and other related power distribution equipment; and power conversion solutions comprise alternating current variable frequency drive systems, analog systems, and digital silicon controlled rectifier (SCR) products. It also provides automation and control solutions for the management and control of power in a customer's application; power distribution centers that are used to house power distribution and conversion products; variable frequency drive and SCR houses for land drilling; and driller's cabins for land and offshore deployment. In addition, the company offers electrical power infrastructure commissioning and maintenance services; electrical and instrumentation construction, and installation services, including electrical and instrumentation turnarounds, maintenance, renovation, and new construction projects; and low and medium voltage start-up/commissioning, preventative maintenance, emergency call out, and breaker and switchgear refurbishment services. It serves the oil and gas, power generation and distribution, and marine and industrial markets. The company was founded in 1946 and is headquartered in Houston, Texas.

Boyuan Construction Group, Inc., a general contracting construction company, constructs residential and commercial buildings, municipal infrastructure, and engineering projects in the People's Republic of China. It constructs residential areas, including housing projects for multi-home neighborhoods and condominium projects; customized factories for the purpose of production, manufacturing, and processing activities; business and residential buildings for the purpose of tourism, restaurants, entertainment, offices, and mixed use office/residential buildings; and public infrastructure projects, such as bus stations, squares, traffic hubs, nursing homes, and government institutions for urban development. The company also constructs roads and bridges; and provides architecture decoration and renovation, foundation and infrastructure, electrical installation, and anti-corrosion and insulation engineering services. It serves engineering construction management, project management, and real estate development companies. The company was incorporated in 2007 and is headquartered in Jiaxing, China.

Euro Tech Holdings Company Limited primarily distributes water treatment equipment, laboratory instruments, analyzers, test kits and related supplies, and power generation equipment to commercial customers, and governmental agencies in Hong Kong and the People's Republic of China. The company operates in two segments, Trading and Manufacturing, and Engineering. It sells analytical instruments, such as spectrophotometers, colorimeters, chromatographs, mass spectrometers, flow injector analyzers, automated sample preparation workstations, and atomic spectrometers; environmental monitoring instruments comprising air and water quality monitoring instruments; sample pre-treatment equipment; and general-purpose laboratory instruments consisting of water quality monitoring and analysis equipment. The company also distributes general testing and measuring equipment comprising multi-channel digital and analogue recorders, signal amplifiers, and calibration equipment for energy conservation, renewable energy equipment, power quality analyzers, and continuous emissions monitoring systems; and air pollution control systems to power plants, railway and aero-space industries, utilities, educational institutions, and telecommunications companies. In addition, it offers process control systems, including sensors, temperature and pressure gauges, power and energy consumption meters, flow meters, valves, temperature and pressure transmitters and control devices, and temperature and pressure calibrators, as well as moisture, power, energy, and harmonic analyzers; systems engineering services; and maintenance, installation assistance, and calibration services. Further, the company distributes programmable logic controllers, telemetry units, and supervisory control and data acquisition systems and software. Euro Tech Holdings Company Limited was founded in 1971 and is headquartered in Hong Kong, Hong Kong.

Tel-Instrument Electronics Corp. designs, manufactures, and sells avionics test and measurement solutions for the commercial air transport, general aviation, and government/military aerospace and defense markets in the United States and internationally. It operates in two segments, Avionics Government and Avionics Commercial. The company provides instruments to test, measure, calibrate, and repair a range of airborne navigation and communication equipment. Its products also include TS-4530A, an identification friend or foe test set; T-47/M5, a dual crypto test set; and AN/ARM-206, an intermediate level TACAN test set. In addition, it offers AN/USM-708 and AN/USM-719, which are communications/navigation radio frequency avionics flight line testers; TR-220, a test set that provides test capability for traffic and collision avoidance systems (TCAS), distance measuring equipment, and transponders; TR-36, a commercial navigation and communication test set that provide ramp testing; and TR-420, a ramp test set to test the operation of transponders and interrogators. Further, the company provides multifunction ramp test sets under the T-47NC, T-47NH, and T-47G names; TR-100AF, a rugged ramp test used to verify airborne TACAN equipment; and AN/APM-480A, a transponder, interrogator, and TCAS test set. It sells its products directly or through distributors. The company was founded in 1947 and is headquartered in East Rutherford, New Jersey.

VIASPACE Inc. engages in the renewable energy business in the United States and internationally. It develops Giant King Grass (GKG), a biomass and energy crop. The company's GKG could be burned in biomass power plants to generate electricity; made into pellets that could be burned together with coal to reduce carbon emissions from existing power plants; generated bio methane through anaerobic digestion; and used as a feedstock for low carbon liquid biofuels for transportation, biochemical, and bio plastics, as well as animal feed. VIASPACE Inc. was founded in 1998 and is based in Santa Cruz, California.