TPI Composites is a global company focused on innovative and sustainable solutions to decarbonize and electrify the world. They accounted for approximately 33% of all onshore wind blades on a MW-basis globally, excluding China, in 2023.

Trafo Power & Electricals Pvt. Ltd. (Trafo Power) is an Indian company, founded ~1986, that designs and manufactures power & distribution transformers ranging from ~25 kVA to 10,000 kVA and up to ~33 kV, with special‑purpose types (dry‑type, furnace, lighting, auto‑transformers etc) made to order.

Transcon Industries, established in 2003 and headquartered in Hyderabad (Telangana, India), is a manufacturer and exporter of a wide range of transformers—including distribution, power, BIS-certified, dry‑type, and solar‑inverter transformers—serving both domestic and international markets.

Transmag Energy is a Quebec-based manufacturing company specializing in the design and manufacture of liquid-filled power transformers. The company was created by a team of specialists recognized as experts in their field.

Transpower Switchgear Industries, established in 1996 in Mumbai, is an ISO 9001:2015 certified manufacturer and supplier of high-quality transformers and related services. Backed by advanced infrastructure and expert leadership, the company serves a global clientele with reliable products and solutions.

Transtron is dedicated to achieve the ultimate excellence in its products and service after sales. At Transtron, there is a perfect combination of quality, performance and efficiency. Transtron has state-of-the-art manufacturing facilities to ensure superior performance with reduced energy losses and maintenance costs to a bare minimum.

Triad Magnetics designs and manufactures custom and standard transformers, inductors, and magnetic components for industrial, medical, and power applications. Headquartered in the U.S., it serves global markets with ISO 9001-certified facilities and a strong catalog of over 1,000 stocked products.

TSEA energia (Brazil), formerly Toshiba South America, produces high-voltage power transformers (up to 800 kV/500 MVA) and turnkey substation/mobile systems from ISO-certified facilities in Contagem, Betim, and Curitiba—serving 40+ countries, with ~70% of sales to the U.S.

TSTY Electric Co., Ltd.was established in 1995 and is located in Henan Province, China. With a construction area of 250,000 square meters, 600+ employees, and 158 invention patents. The company's 6kV, 11kV, 22kV, 35kV power products cover power transformers, distribution transformers, substation transformers, high and low voltage switchgears, wind power, photovoltaic power generation equipments,etc.

TTI, Inc., a Berkshire Hathaway company, is a world-pioneering specialist distributor of passive, connector, electromechanical, discrete, power, and sensor components. TTI’s philosophy is "Lead by Design"​, and the company differentiates itself by focusing on people, parts, and processes. TTI in Europe strives to be the distributor of choice for customers and suppliers alike by introducing new product technologies and by stocking broad.

Zhejiang Tuanjie Electrical Equipment Co., Ltd., established in 1986 in Yueqing, Zhejiang province (China’s “Electric City”), manufactures instrument transformers including current transformers (CT), voltage transformers (PT), dry-type/oil-immersed transformers (0.5–35 kV), as well as panel meters and switching power supplies; the company holds ISO 9001, CE, IEC, and CCC certifications and exports to regions including Southeast Asia.

TVILIGHT is a European market pioneer in smart street light solutions. They specialize in outdoor motion sensors, lighting controls, and connected lighting management software for outdoor lighting applications.

For over 100 years, Twin Disc has been developing, engineering, manufacturing and distributing power transmission products that put horsepower to work. Twin Disc products are installed in the drivelines and powertrains of farm tractors, road pavers, cranes, mining trucks, oil rigs, logging equipment, firefighting and rescue vehicles, pleasure craft, fishing and work boats, pumps, turbines.

Tyree Transformers is an Australian-owned manufacturer (headquartered in Mittagong, NSW) that produces a broad range of transformers — from small distribution units to power transformers (up to ~35 MVA, 132 kV) — as well as substations and switchgear.

U.S. Environmental Protection Agency (EPA) is an independent executive agency of the United States federal government tasked with environmental protection matters.

Unipower Transformers Pvt. Ltd., established on May 7, 2003, and headquartered in Kunnathunad, Kerala, is a medium-enterprise transformer manufacturer specializing in cast resin, oil-cooled, ventilated transformers, prefabricated substations, and multipanel distribution systems.

Unique Transformers (Ahmedabad, Gujarat, India) is a manufacturer and supplier of a range of electrical transformers — including distribution, isolation, control, current, and line choke transformers — serving industrial and electrical applications.

UEC offers flexible power solutions that will fit any business’ needs. Their U-S Safety Trolley division provides the most reliable, highest quality conductor system on the market and is the ultimate system for cranes, hoists, and moving equipment where problems and downtime cannot be tolerated.

A novel alternative Energy solution using Solar and electricity to heat water in existing and new electrical hot water systems. The simplicity of this system means that there is little modification required to an existing electrical hot water system, and makes the installation of a new system as simple as it has always been with grid electrical supply.

Utilidex provides some of the largest energy customers and energy suppliers in the deregulated energy market. Having set out to provide a leading energy offering handling large amounts of data Utilidex has evolved to support three specialized products in billing, trading, and energy management which are used by some of the leading customers and suppliers in the UK energy market.

At V-Guard, building products of tomorrow, inspired by the consumer experiences. Products that are designed to keep the consumer at the forefront. Thus, by bringing innovation in products, not just delivering household utilities, but meaningful experiences, that promise to bring home a better tomorrow.

Virginia Transformer and Georgia Transformer Corp is the engineering firm that makes transformers. With a history in custom design and construction of power transformers since 1971, they have firmly established themselves as one of the leading U.S. transformer manufacturers.

As a technology company, Valeo is a partner to all automakers worldwide and to new actors in mobility, working together to create mobility that is cleaner, safer and smarter through its innovations.

Varmecomfort AS started up as a typical family business in 2003. One of the first things did was get premises in Skjærvaveien in Strømmen, and have remained here ever since. With the moving load, had many years of combined experience from the electrical industry, a single agency on Flexwatt heating foil, and a strong desire to run and build something.

Varroc Lighting Systems Viet Nam is company with 100% foreign capital from Italy which has parent company is Varroc Spa in Italy. They started since 2011 in Viet Nam, specializing in the production of motorcycle lamps for domestic and foreign markets. Strategy of the company is product quality and customer confidence.

Vedanta Resources Limited​ is a globally diversified natural resources company. They extract and process minerals, oil and gas, engage more than 65,000 employees and contractors, primarily in India, Africa, Ireland and Australia.

Velodyne Lidar provides smart, powerful lidar solutions for autonomous vehicles, driver assistance, delivery solutions, robotics, industrial, infrastructure, navigation, mapping, and more.

Founded in 2007, Verical is an online marketplace featuring the largest inventory of electronic components. It collaborates with over 800 leading electronics manufacturers to offer unsold inventories at competitive prices. The platform connects buyers with authorized channels for cost-effective sourcing.

Vexon Electronics Co., Ltd. is a company focused on electronic component distribution. They represent and sell various types of semiconductors and components, aiming to improve the supply and demand relationship.

Vigortronix Ltd, founded in 2007 and based in the UK, specializes in rapid-turnaround design and manufacture of electronic components—including transformers, power supplies, and wound magnetics—offering bespoke and standard products with ISO 9001 certification.