Based in Northern Ireland, H.E.S. Alarms is a privately owned firm engaged in the installation and maintenance of domestic, industrial and commercial Intruder Alarm systems. The company is approved to the standards of 'BS EN ISO 9001:2008' and 'Quality Schedule SSQS 101 for the Installation and Maintenance of Electronic Security Systems including: Access Control, CCTV Systems and Intruder Alarms, and Fire Alarms.

Harris Electric expanded again in the late 1930s when Vic Sundholm joined the firm. Soon, industrial design and large vessel wiring emerged as two other services for which Harris Electric became known.

Hatzel & Buehler was one of the first electrical construction companies in the US. The firm provides electrical design, construction, engineering, integration, and maintenance services. Projects range from simple service calls to complex, multi-phased design-build projects nationwide.

Havells India Ltd. is a billion-dollar-plus organization, and is one of the largest & India's fastest growing electrical and power distribution equipment manufacturers with products ranging from Industrial & Domestic Circuit Protection Switchgear, Cables & Wires, Motors, Fans, Power Capacitors, Lamps, Luminaires for Domestic, Commercial & Industrial applications, Modular Switches, Water Heaters & Domestic Appliances covering the entire gamut of h

HAYSYS is a business that has been providing Electronic Engineering services for over 20 years. In this time the company has continued to grow, and in addition to its success in the Air Traffic Management sector, diversifying to include products and services provided to the Electricity Network Distribution sector.

HELLA’s business is based on two pillars: Vehicle lighting and illumination technology and vehicle parts trading. In addition, HELLA manufactures solutions for driver assistance, climate control systems and other electronic automotive applications. HELLA employs 36,000 people. In the future, the company will be part of the French automotive supplier Faurecia.

Hengdian Group is mainly engaged in the research and development, production, sales and services of four major industry products, including electrical and electronics, medical health, film and television, culture and tourism, and modern services.

HFCL is a global technology company connecting billions of people, devices, and systems. For over 30 years, they have driven business transformations by harnessing the power of connectivity. They design, integrate, and deliver next-gen technology products and solutions. They believe in fostering innovation and collaborating with global partners to deliver accessible data network solutions to everyone.

HI - AL NUAIMI ELECTRICALS LLC was founded in 1997 in the Emirate of Ras AI Khaimah Special Graded A, to attend Consultancy, Electrical Contracting and Trading Works, with major emphasis on High Voltage, Medium Voltage and LV. Power Distribution, underground cable networks, substations and Transmission Line Works.

HIGHPOINT ELECTRIC are a commercial and industrial contractor dedicated to providing the best in electric installations, engineering, construction, controls and communications throughout Michigan. Because they are exceptionally well diversified, they can provide clients with total turnkey electrical solutions through their expertise in engineering, construction, controls and communications.

Hilton Cannon have a substantial wealth of experience in delivering integrated building services solutions, from the design, build, and maintenance of large-scale commercial & industrial projects, to individual building services installations. They can accommodate any requirement including Electrical Engineering installations within New Build Construction projects and Refurbishment schemes

HIMOINSA is a global corporation that designs, manufactures and distributes power generation equipment worldwide. The company adds incomparable application and engineering know-how, excellent design and service capabilities, delivering value beyond the equipment it produces.

Hirose Electric USA is a subsidiary of Hirose Electric Co., Ltd., one of the world's leaders in developing and manufacturing electric and electronic connectors. Hirose's vigorous international strategy rests on three pillars: strong capital investment, a highly skilled labor force, and close contact with the product development divisions of client manufacturers throughout the world.

Hitachi commits to helping achieve a sustainable world and people's well-being by utilizing their breadth of digital and green technologies. Since its founding in 1910, Hitachi has responded to the expectations of society and its customers through technology and innovation. They work to apply their expertise in information technology (IT), operational technology (OT), and a wide variety of products to advance social infrastructure systems.

Hitachi Europe Ltd. is a Climate Change Innovator, helping governments, cities and companies cut carbon emissions. They are committed to helping achieve a sustainable world and people's well-being by utilizing our breadth of digital and green technologies. They are working to connect solutions within Energy and Mobility, both physically and digitally, to deliver net-zero.

Hitachi-Comark is a highly specialized company with more than 50 years of continuous activity and experience in the field of high power RF Technology.

Hitachi Kokusai Linear has a team of experts to develop, manufacture, install, commission and after services equipment and systems demanded by TV stations, for transmission, retransmission, encoding, multiplex, and distributing with microwave link or satellite.

HiTHIUM manufactures top quality stationary energy storage products for leading large-scale energy project developers as well as commercial and industrial customers.

With industry experience since 2001, HLH Prototypes Co. Ltd. is a one-stop mechanical parts manufacturer to bring your ideas to life. They are certified in ATF16949, ISO 14001, ISO 27001, ISO 9001:2015, 13485-IAS and D-U-N-S Certification. Their services include CNC, 3D Printing, Sheet Metal, Vacuum Casting, Injection Molding, Die Casting, Forging, and more.

HMT Electric Inc. specialize in electrical installations for high-rise construction projects that utilize a cast-in-place concrete design. HMT ELECTRIC INC. was established in February of 2007. After many years of running high-rise divisions for other electrical contractors,

Established in Taiwan in 1974, Hon Hai Technology Group (Foxconn) is the world’s largest electronics manufacturer. Foxconn is also the leading technological solution provider, and it continuously leverages its expertise in software and hardware to integrate its unique manufacturing systems with emerging technologies.

Hoops Electric Service, a locally owned company serving all of Florida and the surrounding area and their team of professionals is dedicated to helping users with all of their electrical needs. Their quality, integrity, and affordable prices have earned them a reputation as industry pioneers.

HP Inc.'s vision is to create a world where innovation drives extraordinary contributions to humanity. This vision guides everything they do, how they do it, and why they do it. Their technology – a product and service portfolio of personal systems, printers, and 3D printing solutions – was created to inspire their vision and they are doing everything in their power across climate action, human rights, and digital equity to make it so.

HSI Sensing provides custom and standard switching and sensing solutions. HSI Sensing manufactures reed switches and proximity sensors. These devices complete electrical circuit paths when magnetism is placed close to the switch or sensor. Their production process is precise and known for making the most difficult types of switches.

HuBei UEE Energy Technology Co., Ltd. is a set of research and development, production and sales of large-scale lithium new energy enterprises, providing services and technical support in one of the all-round integrated solutions provider.

Hugh O’Kane Electric Company has delivered telecommunications installation, electrical maintenance services, and electrical contracting for businesses and institutions in the New York City area. HOK’s technicians are knowledgeable about NYC’s electric and telecommunications infrastructure, and the expansion of 5G and Wifi services in NYC.

Hutaib Electricals are Pune-based manufacturers, supplier, and exporter of outstanding variety of cable trays, raceways draw boxes & industrial fabrications. The company has expertise in manufacturing products like perforated cable trays, ladder type cable trays, trunking cable trays / raceways, basket trays / wire mesh cable trays, junction boxes, raceways boxes and their accessories, such as bends, elbows, tees, cross, reducers, and many more.

Hydro-Craft, established in 1958 in a small shop in Detroit, Michigan as a manufacturer of quality hydraulic tanks. They currently have two state-of-the-art plants located in Rochester Hills, Michigan and Henderson, Nevada, USA.

Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production. The company’s primary focus is to provide distributed power generators that can operate on various fuel sources to future-proof against an ever-changing energy economy.

Hypower is a general contractor specializing in commercial and industrial electric, electrical service, and utility contracting. The company works with some of the general contractors, utilities, developers, and institutions in the United States.