Hindalco Industries Limited is the industry leader in aluminum and copper. With a consolidated turnover of US$18 billion, Hindalco is the world’s largest aluminum rolling company and one of Asia’s biggest producers of primary aluminum. Its state-of-art copper facility comprises a world-class copper smelter and a fertilizer plant along with a captive jetty. The copper smelter is among the world’s largest custom smelters at a single location.

Hirschmann is the technology and market leader in industrial networking solutions. Hirschmann offers a complete, integrated structure for data communication throughput that truly protects their investment.

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 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.

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.

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.

Holy Cross Energy, founded in 1939, is member-owned, not-for-profit electric cooperative utility providing electricity, energy products and services to more than 45,000 members primarily in the Western Colorado counties of Eagle, Pitkin, and Garfield. They provide safe, reliable, affordable and sustainable energy and services that improve the quality of life for their members and their communities.

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.

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

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.

Hub Energy are an experienced, award winning, Yorkshire-based Solar PV and energy efficiency provider. Their projects cover domestic, commercial sector and large-scale investment projects from concept through to installation and aftercare. Hub Energy have a proven track record designing and installing Solar PV systems and have excellent customer satisfaction because of our customer first approach.

Take the project from dream to reality with technologically advanced solutions and a superior and well-trained workforce from Huen Electric. Founded in 1983, they are an electrical construction and engineering firm with offices in Chicago, New York, and New Jersey. For quality, success and cooperation.

Hunt Electric is a national electrical design, build, and maintenance firm based in Bloomington, Minnesota. Hunt Electric has positioned itself as a pioneer in the most innovative, high-quality, and cost-effective electrical design-build efforts. Their commitment to cost-saving techniques, stringent safety practices, accuracy in estimating, and the implementation of new technologies makes us a unique and powerful electrical contracting company.

Hy2gen develops, finances, builds, and operates plants for the production of green hydrogen, green ammonia, and hydrogen-based e-fuels worldwide. These products are used to create CO2-free or CO2-neutral and competitive fuels and industrial solutions. The first plants are being built in France, Norway, Canada, and Germany. Hy2gen’s goal is to become the market leader in the production of green hydrogen, green ammonia, and green e-fuels.

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.

With more than 180 years of history, Iberdrola SA is currently a global energy leader, a major wind power producer and one of the largest electricity companies in the world in terms of stock market capitalization. They have been committed to clean energy for more than 20 years with the objective of exceeding 52,000 MW of renewable capacity by 2025.

IDEC Corporation is a global manufacturer with locations throughout Asia, North and South America, Australia, and Europe. It assists customers with choosing the right programmable logic controllers (PLCs), operator interfaces (OIs), industrial LED lighting, switches, relays, power supplies, and more.

IFV is the Netherlands Institute for Public Safety. It is a public knowledge institute that mutually connects and reinforces security regions, central government and crisis partners with research, education, support and information. It acts as a center of expertise when it comes to high-quality knowledge of crisis management and firefighting.

The Illinois Power Agency exists to serve the people of Illinois by overseeing the electricity planning and procurement processes for residential and small commercial customers of Ameren, ComEd, and MidAmerican. It also manages the implementation of the Illinois Renewable Portfolio Standard.

Indiana Michigan Power (I&M), an AEP Company, serves approximately 600,000 customers in East Central, Northeast and North Central Indiana and Southwest Michigan. Their line mechanics maintain more than 25,000 miles of power lines and they are part of AEP's transmission grid - the largest in the United States of America (USA).

Infineon Technologies focuses on the three central challenges facing modern society: Energy Efficiency, Mobility and Security and offers semiconductors and system solutions for automotive and industrial electronics and chip card and security applications. Infineon’s products stand out for their reliability, quality excellence and their innovative and leading-edge technology in analog and mixed signal, RF and power solutions.

Insight EDA provides software that fills an unmet need for a worldwide customer base. The demand for electronic devices continues to increase globally. Manufacturers are forced to squeeze both performance and battery life as they compete with each other to create the "next best thing".

Integrated Utility Services (IUS) aims to be the UK's provider of power infrastructure for the public and private sectors. As a subsidiary of Northern Powergrid Holdings, IUS has built an outstanding reputation on the solid foundations of delivery excellence, while maintaining competitiveness in all utility and private infrastructure sectors.

Intel’s mission is to shape the future of technology to help create a better future for the entire world. By pushing forward in fields like AI, analytics and cloud-to-edge technology, Intel’s work is at the heart of countless innovations.

Intermountain Power Agency (IPA) is located in the Great Basin region of western Utah, USA. They generate an average of more than 13 million megawatt hours of energy each year from their two coal-fired units. The energy is delivered over the project’s AC and DC transmission systems to 35 participants in the project that principally serve Utah and Southern California, USA.

International Brotherhood of Electrical Workers (IBEW) represents approx. 775,000 active members and retirees, who work in a wide variety of fields, including utilities, construction, telecommunications, broadcasting, manufacturing, railroads and government. The IBEW has members in both the USA and Canada, and stands out among the American unions in the AFL-CIO, because it is among the largest and has members in so many skilled occupations.

Interplay Learning is a software company with a mission to deliver scalable and effective trades training. Interplay Learning creates modules and training for multiple industries including HVAC.

Invenergy is a renowned global privately-held developer and operator of sustainable energy solutions. They are headquartered in the U.S.A and have 1000+ employees across the Americas, Europe and Asia. They have successfully developed nearly 150 projects, including wind, solar, and natural gas power generation as well as advanced energy storage facilities.

Irving Oil is a family-owned and privately held international energy company. For nearly 100 years, their commitment to doing good business has been grounded in their commitment to people – to their employees, customers, communities and partners.

IWB is the company for energy, water, mobility and telecom. It supplies its customers in the Basel region and beyond: committed, competent and reliable. IWB is a leading service provider for renewable energy and energy efficiency. They strive for a renewable full supply that enables efficient, environmentally friendly and economical use of energy.