Qualitrol provides the world's energy grid with monitoring equipment to ensure reliable power. Gain real-time oversight of the operations with actionable insights into compliance, equipment performance, and risks. With Qualitrol's reliable and robust range of monitoring devices, users will avoid costly equipment failures, while empowering their maintenance personnel to make informed decisions that save time and money.

QualServ is a Polish manufacturer providing innovative services, products, comprehensive design, and turn-key solutions with a global supply chain team to support multi-national chains across multiple industry segments.

Quanergy's solutions have applications in more than 30 market verticals including transportation, security, terrestrial and aerial mapping, and industrial automation, for improved safety efficiency and performance. The company's breakthrough solid-state sensors are significantly smaller than other sensors on the market. Their main products include software, M8, M3, and customized solutions.

Quanta Services is the pioneering specialty contractor with the largest and highly trained skilled workforce in North America – providing fully integrated solutions for the electric power, pipeline, industrial, and communications industries.

Quantela is the technology company offering end-to-end urban digitization solutions to cities and communities around the world. They pride themselves on their agility, innovation, and passion to use technology for a higher purpose.

QuantumScape was founded in 2010 to create a battery that doesn’t make compromises— and after a decade of hard work, have built a technology that enables the fast charging, long-lasting and safer batteries required to power zero-emissions transportation.

Quantuum Energy Products provides cost-effective enterprise physical security, building control, & energy management solutions. All products are IP- or network-based. Quantuum EP also develops products and services specializing in integrated facility management systems & enterprise energy management solutions. The company also offers services including commissioning, site surveys and retrofits, project management as well as system integration.

Quanwei New Energy, a subsidiary of the listed company Quanwei Technology (300716.SZ), is a provider of solar modules, energy storage, and new energy solutions. They are devoted to providing optimized solar energy solutions to meet the needs of worldwide residential, commercial, industrial and utility customers.

Quartzelec is the UK independent electrical engineering group delivering design, manufacturing, installation, maintenance and service solutions to customers across a broad range of industrial and commercial sectors.

Queen Solar is a dedicated, diligent renewable energy enterprise with strong technology, specializing in the research and development, manufacturing, sales and service of photovoltaic inverter and energy storage system.

R&G Electrics UK Ltd are London-based electricians/electrical contractors, who provide a full range of domestic & commercial electrical services.

Founded in 1921, R G Carter have been delivering high-quality building, construction and engineering services for public and private clients for over 100 years. They combine a friendly, traditional approach with a passion for quality and innovation.

R.Power Group is one of the fastest-growing companies in the European market of large-scale solar energy. We build a clean, better future because we know that renewable energy - photovoltaics in particular - is essential for the sustainability and improvement of the current climate situation.

R&G Electrics UK Ltd are London-based electricians / electrical contractors providing a full range of Domestic & Commercial electrical services.

Germa-based energy provider - Rabot Energy makes it easy for everyone to become an active part of the energy transition. They are rethinking energy and offering customers a dynamic electricity tariff for households and electric cars with 100% green electricity.

Racold is India’s most trusted brand (as per Brand Trust Report 2016) and one of the largest providers of water heating solutions for over 60 years in India. It is a fully owned subsidiary of the Ariston Group-Italy, the world leader in the water and environmental heating solutions

Radiall India was formally established in 2009. Radiall India is located in Bangalore and provides a variety of services including R&D, sales, engineering, testing, marketing and production.

Radiant Power Projects is a power solutions provider company engaged in manufacturing (An Authorized OEM), Sales and Service of Silent Diesel Generator Sets, Electrical Control Panels (LT/HT), Industrial Engines, Fire Pump, Waste Composite machine and Turnkey Projects.

Radiant Power Projects in India, They are Power Solution Provider Company engaged in Manufacturing (An Authorized OEM), Sales and Service of Silent Diesel Generator Sets, Electrical Control Panels (LT/HT), Industrial Engines, Fire Pump, Waste Composite machine and Turnkey Projects.

Radix is the Indian manufacturer of process control instrumentation products like PIDs, Controllers, RH, T & DP products, FLP products, Transmitters, Isolators, Thermocouples, RTDs, Validation ports, Level Products, Control panels, Pressure & temperature gauges, Door interlock systems, Wireless products, etc.

Rajan Electro Control is recognized as a reliable Manufacturer and Supplier of Distribution Board, Power Distribution Board, Electrical Distribution Board, Machine Contol Centre, Lighting Distribution Board, A.P.F.C Panel and Busduct.

Rajen Electrical has built a solid reputation for delivering reliable and high-quality electrical contracting services. They specialize in HT/LT power distribution, electrical installation, and maintenance work across a wide range of sectors — including data centers, banks, corporate and IT offices, hospitals, hotels, telecom, pharmaceuticals, industries, financial institutions, educational campuses, museums, and high-end residences.

RALEC prosperously remains the professional manufacturer of chip resistors, resistor arrays, and metal current sensing resistors all the time with three major production sites located in Taiwan, China, and Malaysia.

Ram Ratna Electricals is a part of RR Global, which is one of the conglomerates in the electrical & copper industry. Flagship brand RR Kabel (Wires & Cables) along with other Consumer Products Brand Fans, Lighting, Appliances are part of marquee RR Global Brand.

Rama Engineering Works is a renowned brand in switchgear and electrical equipment. Since 1944, they have provided high-voltage air-break isolators, fuse sets, G.O. switches, foundation anchor bolts, and other line equipment. They have become the most desired in its field with a highly motivated workforce and continual technology investments.

Ramanuj Industries is a supplier of high-quality electrical products, including power transmission components, switchgear, motors, cables, and industrial electrical equipment. The company focuses on delivering reliable, durable, and efficient electrical solutions for commercial, utility, and industrial applications.

Ramco Electric Motors, a division of Arnold Magnetic Technologies, is a high-quality supplier of Stator, Rotor, and Shaft Components for customers in need of reliable Electric Motor Components.

Ramdev Steel India has been recognized as a pioneer supplier of stainless, carbon, and alloy steel products since 2008. The company has been serving industries such as oil refineries, chemical plants, and power sectors with high-quality pipes, fittings, and flanges. A strong focus on quality assurance and timely delivery has been maintained through ISO-certified processes and global sourcing.

Ramyaa Electro Gear Pvt Ltd (founded in 1992 in Chennai) manufactures a wide range of electrical and electronic equipment—such as rectifier and control transformers (2 kVA – 60 kVA), SCR battery chargers (including under-slung types for railway coaches), power/control panels, annunciator/driver desk systems, ferroresonant stabilizers, and more—for Indian Railways and metro coaches.

Randolph EMC still operates on the basic premise of those original directors: “ To provide electrical power at an affordable cost while maintaining sound business principles.”