Hitachi Astemo, Ltd. mission is to work on solving various social issues and to create a better future by providing advanced mobility solutions. In addition to reducing traffic accidents and traffic congestion, we aim to reduce the burden on the environment by cleaning exhaust gas and improving fuel efficiency to contribute to the realization of a society that is both people- and eco-friendly.

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 High-Tech is a global company offering a wide range of cutting edge products and services and around the world.

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.

Hitachi Vantara are a globally renowned company in powering global, mission-critical digital and industrial environments. They guide customers from what’s now to what’s next by solving their digital challenges. Services provided include - Enterprise Storage Solutions, Internet of Things, Big Data, Flash Storage, Cloud Infrastructure, Content Mobility, Digital Transformation, and Storage Software Solutions.

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

HIWIN Mikrosystem Co., Ltd. specializes in the R&D and manufacturing of motion control and system technology. In the business philosophy of “professional excellence, working enthusiasm, and enterprise responsibility”, they continue to provide a better way of life and a better working environment for mankind with persistent efforts since the establishment.

HK Electric has a long record of providing a safe and highly reliable electricity supply at a reasonable price to customers on Hong Kong and Lamma islands. Since 1997, its power supply reliability rating has been maintained at over 99.999% - one of the best records in the world.

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,

HNC Electric is an automation & drive-focused global company, providing global customers with control, display, drive, and system solutions & other related products and services, under the support of its excellent electrical and electronic technology as well as strong control technical force.

Hoeller Electrolyzer was founded to develop, manufacture, and sell PEM-electrolysis-stacks which are needed by OEMs of systems that produce "green hydrogen"​, i.e. for storing regenerative energy in the form of hydrogen.

System supplier of efficient powertrain solutions in the fields of electrification and hybridization. As an established and independent partner of the mobility industry, hofer powertrain has been providing engineering services, technologies, and products to companies worldwide for over 40 years. Accomplished by the experienced teams of experts specialized in the design & development, industrialization, and production of powertrain.

Hoffmann makes it radically easy for customers with Industrial Tooling and Equipment. It provides reliable quality tools and pioneering innovations from product brands GARANT and HOLEX and other brands.

HOFFMANN Technics AG guarantees reliable drive technology that is completely convincing. In order to stay one step ahead of the market's requirements, they invest in continuous development, qualified personnel and the latest technology.

Holborn Energy Group Limited is an independent oil & gas consultancy firm based in the United Arab Emirates. The company provides exploration project management, business development and technical consultancy services to oil & gas companies exploring for and developing hydrocarbons in the Middle East, Africa, Asia and Europe.

HoloBuilder, Inc. is a San Francisco-based construction technology company that designs, develops, and sells enterprise SaaS software. HoloBuilder offers reality-capturing solutions for progress documentation and construction project management.

Electrical power is a business critical resource in society and Holtab's offering focuses on the Energy Distribution, Renewable Energy, Industry and Infrastructure segments. In each segment, they also have specific industry solutions tailored to the unique needs of their customers.

Homer Electric Association, Inc. (HEA) is a member-owned electric utility serving the central and southern areas of the Kenai Peninsula in Alaska. The Cooperative provides affordable, reliable, quality energy services to its members and is governed by a nine-member elected Board of Directors.

Honeywell is a Fortune 100 company that invents and manufactures technologies to address tough challenges linked to global macrotrends such as safety, security, and energy. With approximately 110,000 employees worldwide, including more than 19,000 engineers and scientists, it has an unrelenting focus on quality, delivery, value, and technology in everything it makes and does.

For more than one hundred years, Hooper Corporation has been full-service electric, power and mechanical contractor. They are proud of what they have built and those they have partnered with.

Horisont Energi is a Norwegian clean energy company with international ambitions. Their work contributes to the necessary energy transition the world needs.

Horsepower Electric has grown into one of the tri-state region’s largest and most established electrical contracting powerhouses.

House rescue always advises all the customers never to take a chance when it comes to electrics. If users experience issues with any of the electrical devices or appliances, or they suspect that something is not working as it should, contact them and use their professional service to test.

Housing Solutions provide good quality, affordable homes to rent and buy across the South East of England. They own, manage and maintain more than 7,500 homes, across seven local authorities in and around the Maidenhead area. They offer a wide range of housing options, including affordable homes to rent, properties to buy under shared ownership, market rent properties and specialist accommodation for older people and people who need care.

Howe Electric began as a small electrical contracting business in 1949 in Fresno, California. It was incorporated ten years later as Howe Electric, Inc. They provide Electrical Engineering (Design), Electrical Engineering (Design-Build), BIM Solutions (Building Information Modeling), Design-Build Construction, Value Engineering, Construction Management, Net Zero Energy, Electrical Engineering and much more.

By combining our estimating experience with our in-house Engineering Department, Howell is able to provide the highest quality electrical construction for the most efficient cost in the shortest construction schedule possible.

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.

HP Tronic Group is a development, logistics and manufacturing partner for industrial control systems, electronics, wiring harness, test systems and with its own range of enduser products of rechargeable communication devices for rugged environments.

Established in 2004, HPES Technical Solutions Ltd sets out to provide a reliable, professional service, offering tailored solutions to meet the varied requirements of our customers. All the staff hold industry standard electrical and health & safety qualifications with many also holding additional qualifications in their specialist field.