Insulation Technology Group (ITG) is an experienced international holding company operating in the market segments of manufacturing HV and MV electrical porcelain insulators. The company includes three major global brands: LAPP Insulators, PPC Insulators, and Cerisol, produced in eight manufacturing plants in Europe, North America, and South America.
HUEBERS Verfahrenstechnik Maschinenbau GmbH
HÜBERS is one of the world’s leading suppliers of machines and systems for resin casting and impregnation of electrical components. HÜBERS is committed to continuous development, full customer service and a high share of in-house manufacturing in Germany to stay well ahead of their competitors.
HICO America
HICO America, a subsidiary of Hyosung Heavy Industry, delivers advanced power solutions across North America. Our Memphis facility specializes in manufacturing high-voltage transformers, ensuring local production and reliability. With a broad portfolio including GIS, FACTS, MV, HV, STATCOM, BESS, and transformers, HICO America supports utilities and industrial clients with innovative, eco-friendly technology. Backed by our parent company’s global expertise, we provide turnkey solutions, installation supervision, and service coverage from our Pittsburgh headquarters. Our commitment to quality, technology, and customer partnership makes HICO America a trusted name in power infrastructure across the U.S. and Canada. | HICO America — Powering America’s Infrastructure Leading power equipment manufacturer and Hyosung subsidiary serving North America’s top utilities for 25+ years. Only U.S. producer of 765kV transformers manufactured at our Memphis facility. We also provide STATCOM, SF6 and dry air switchgear solutions. Trusted by leading utilities for critical grid modernization
HENAN QINGZHOU CABLE CO., LTD.
Henan Qingzhou Cable Co., Ltd.was established in 2013,production of wires and cables.The factory has first-class production equipments and complete testing system, specializing in the production of medium and low voltage wires and cables. Main products are bare condcutors AAC,ACSR,alloy stranded wire, heat-resistant TACSR etc., insulated overhead conductor ABC cable,LV & MV power cable, control and instrument cables. QINGZHOU CABLE has successfully passed ISO9001, ISO14001and ISO45001. | Qingzhou cable is subsidiary of Qingzhou Group with four factories for LV and MV underground power cables, conductors and wires for overhead lines as well as other products since 1969. And we also produce semi-finished products for manufacturers all over the world.
HEDRICH Group / HEDRICH GmbH
Trendsetter in vacuum equipment engineering
HAMPTON TEDDER ELECTRIC
Founded in 1958, Hampton Tedder Electric is a family owned and operated electrical contractor specializing in high voltage systems. For more than sixty years, we have provided comprehensive design, construction, maintenance, and testing services for overhead and underground. Our reputation has been built on safety, reliability, and technical excellence, making HTE a trusted partner to utilities, municipalities, and private system owners. Headquartered in Montclair, California, Hampton Tedder Electric has operated from the same facility for over sixty three years. Our nine acre headquarters is fully equipped with the tools, equipment, and materials required to construct complete high voltage systems. To better serve our clients, we now operate three offices and nine construction yards throughout California, Nevada, and Arizona, allowing us to respond quickly to projects and emergencies across the United States. Hampton Tedder Electric has successfully completed more than one billion dollars in high voltage projects. Our experience includes work for schools, hospitals, universities, utilities, municipalities, renewable energy facilities, and industrial clients. We maintain an exceptional safety record with an Experience Modification Rate of 0.58 and perform more than six thousand field safety inspections each year. Our mission is to be the safest high voltage contractor in the United States, and safety, compliance, and efficiency are the foundation of every project we perform. Our workforce is comprised of master journeymen, high voltage designers, linemen, cable splicers, civil operators, and test technicians. Each employee is provided with modern technology, tools, and equipment to safely design, build, maintain, and restore high voltage systems. Hampton Tedder Electric has logged more than ten million man hours on high voltage projects with very few incidents, reflecting our strong culture of continuous improvement and accountability. HTE’s managers and supervisors collectively bring more than five hundred years of high voltage field experience. Every IBEW certified supervisor and foreman is carefully selected to lead crews with professionalism, technical expertise, and a strong commitment to safety. Our teams are qualified to work on systems up to five hundred kilovolts and are certified to perform work for city, county, state, federal, and private agencies. Hampton Tedder Electric provides twenty four hour emergency response. We maintain more than five hundred pieces of heavy duty equipment and a ten million dollar inventory of high voltage materials ready for immediate installation, including power cable, transformers, switchgear, poles, hardware, conduit, and duct bank supplies. As a WBENC certified woman owned business, HTE proudly supports supplier diversity goals while delivering dependable high voltage solutions nationwide. Our approach combines proven methods with forward thinking innovation, ensuring every project meets evolving industry standards. We invest heavily in training, safety programs, and equipment modernization to continuously improve performance. Clients rely on Hampton Tedder Electric for responsive communication, disciplined project management, and consistent execution. Whether supporting routine maintenance, major infrastructure upgrades, or critical emergency restoration, our teams deliver dependable results while protecting people, assets, and communities through careful planning and disciplined field operations across diverse operating environments nationwide. | Hampton Tedder Electric, a WBENC-certified woman-owned business, has provided high-voltage design, construction, testing, and maintenance since 1958. With decades of proven experience, IBEW-certified crews, and a nationwide 24/7 response, we deliver safe, reliable, and efficient power solutions for utilities, municipalities, solar fields, hospitals, universities, and private clients.
Guangzhou MPC Power International Co., Ltd.
Guangzhou MPC Power International Co., Ltd was established in 1997, forming a joint venture with MacLean Power Systems since October 2003 under the name Guangzhou MacLean Power Co., Ltd. In 2017, Guangzhou MPC successfully purchased all shares of MacLean and become a fully Chinese-owned private enterprise.