DRI is a global provider of products and systems for energy recovery, Indoor Air Quality , fresh air treatment, evaporative cooling, green buildings, dehumidification and pollution control. DRI has always been a technology driven company and is known for its expertise as a solution provider.

Deutsche Messe is an event organizer whose events and services have been bringing together exhibitors and visitors since 1947. Deutsche Messe has helped numerous small enterprises to become world market leaders, while at the same time supporting large-scale enterprises on their road to further expansion. Their expertise is as diverse as their portfolio and helping businesses is their passion.

DEUTZ has stood for pioneering spirit, passion and innovative power. From the time they first invented the internal combustion engine they‘ve been improving it day by day.

DCS has been certified as Siemens technology partner in Panels manufacturing with SIMOPRIME solution in medium voltage & SIVACON solution in low voltage as type test solutions according to IEEC.

Diamond Electric Mfg. Corporation is recognized as a globally renowned company in safe, reliable and cost competitive automotive electrical components.

DICABS is India’s largest and truly integrated power equipment manufacturer of power cables (HV, LV & EHV) & transmission towers. DICABS’ state-of-the-art laboratory pioneers new technologies in the sector that has led to innovations.

For over 55 years, DID Electrical has been dedicated to delivering, installing, and demonstrating the latest home appliances and technology solutions to their valued customers. As an official guaranteed Irish member, they are committed to supporting local jobs and communities in Ireland for many years to come.

Since its founding in 1972, Digi-Key Electronics has been committed to offering the broadest selection of in-stock electronic components, as well as providing the best service possible to its customers, aiding engineers through the entire design process, from prototype to production.

Diliigent Power has set up a coal based power plant in the state of Chhattisgarh, through an SPV DB Power Ltd. The Project has been successfully commissioned in 2015. Power generated from this project is being sold under the combination of long term and short term PPAs to state owned/private distribution companies and industrial consumers.

Diodes Incorporated is a renowned global manufacturer and supplier of high-quality semiconductor products to the world’s major companies in the automotive, industrial, computing, consumer electronics, and communications markets. Their broad range of application-specific solutions and solutions-focused sales, coupled with worldwide operations of 32 sites, includes engineering, testing, manufacturing, and customer service,

Direct Energy gives customers choice, simplicity, and innovation where energy, data, and technology meet. They make energy work harder for home and business customers across North America. They empower customers with simple solutions to track, understand, and control the electricity and natural gas they use.

Direct Power offers electrical and electronic components targeted at Electrical Engineering customers comprising commercial and non-commercial belonging to any community because we believe diversity is the golden key to progress.

Dispel LLC is a developer and distributor of secure remote-access and operational-management solutions. Dispel products are designed to supercharge every aspect of the facility operations. The Dispel Zero Trust Engine will help them grow, secure systems, and deliver more units at a lower cost, with products that achieve goals even faster when used together.

Distributie Oltenia is the legal successor of Electrica Oltenia since March 15, 2007, continuing the exclusive activity of electricity distribution as the owner of the assets necessary to carry out the activity following the separation of activities imposed by European legal requirements. Distributie Oltenia aims to improve the level of safety in electricity distribution and reduce energy losses.

Dixie Electric Ltd. manufactures and remanufactures heavy duty starters and alternators for automotive, medium and heavy duty trucks, industrial, farm and marine applications. They are committed to a Management System that ensures continuous improvement, customer satisfaction, and integrity with our employees, customers and suppliers.

DMS are an independent supplier of metering and control solutions, principally operating within the Building Services, District Heating, Renewables, Utility and Distribution markets, with a proven track record for excellent customer service and support spanning over 20 years.

Dodge Electric, a licensed contractor, serves Chandler, Phoenix, Mesa, Tempe, Gilbert, and Scottsdale in Arizona, USA, with expert electrical solutions. They offer emergency repairs, maintenance, panel upgrades, outlet work, and lighting installations for both residential and commercial clients. Committed to safety and quality, their skilled electricians ensure dependable, full-service care that powers and protects homes or businesses.

Dominion Electrical Supply Company, Inc. has providing electrical contractors, remodelers, building managers, and homeowners with electrical supplies, switchgear solutions, commercial lighting, residential lighting, and more. Family-owned and operated by the Sharlin and Krooth families, Dominion strives to be the electrical distributor of choice in the D.C. metropolitan area.

Dongguan TongMen (eTOMMENS) Electronic Technology Co., Ltd.. is located in the Dongguan Songshan Lake Hi-Tech Park, a picturesque place. We has a 4-story factory spanning 3,000+ sq m. Arranged with chip mounters, wave soldering machines, calibrators and other production devices, we can make over 10,000 power sources per month.

Dongyang E&P is working to continuously strengthen its capabilities by securing world-class research and development personnel and continuously developing advanced technologies such as wireless charging and rapid charging to stay one step ahead of anyone else in the technology development that customers and the market demand.

DP Electric (DPE) has a long history as a dedicated trade partner. The company, founded by Dan Puente in 1990, has become one of the leading, full-service electrical contracting firms in Arizona. DPE has developed markets and technologies to become a pioneer in Aviation, Corporate Office, Healthcare, Mission Critical, Hospitality, Higher Education, Medium Voltage, and Renewable Energy.

Drow Enterprise is a manufacturer located in Taiwan. They have an excellent R&D team and qualified factory with ISO9001 and ISO14001. they are the best partner with customers. Drow Enterprise has been in the field of power energy issue for over 39 years. They have excellent R&D with experienced knowledge to develop and produce advanced products for their customers.

DRS Technologies is a supplier of integrated products, services and support to military forces, intelligence agencies and prime contractors worldwide. DRS holds leading market positions in thermal imaging devices, combat display workstations, electronic sensor systems, power systems, rugged computer systems, air combat training systems, mission recorders, deployable flight incident recorders, and environmental control systems etc.

DSG has grown to become a benchmark in the world of medium and high voltage. In the initial years, founder Rudi Van den Brande almost fully concentrated on the installation of transformers and switchgear in the Port of Antwerp area.

At DSL Electric, they offer trusted electrical services in Acworth, GA, and the surrounding areas. They have over 27 years of experience in the electrical industry, and they've been providing quality service since day one.

DTEK Group aims to build trustworthy and responsible partnerships with its employees and the communities the company operates in. Their goal is to ensure a decent and safe working environment, as well as improve the quality of life where they operate, through sustainable social, economic, and cultural development.

From their 6.3-acre HQ in Glasgow, and further sites in Bristol and Rugby, DTGen supplies, installs and maintains diesel and gas generators, combined heat and power systems (CHP), solar, and BESS.

Dubai Euro Technical Services has built high-voltage substations and switch stations, as well as considerable maintenance, extension, and reconstruction work. They have experience doing high-voltage and medium-voltage substation work using the Engineer-Procure-Construct (EPC) project delivery technique.

For more than 100 years, Duquesne Light Company has provided safe and reliable electric service to communities in southwestern Pennsylvania, USA. They are committed to safely powering customers’ lives while playing an important role in their region’s clean energy transition. Their vision is to create a larger-than-light, clean energy future for all by delivering exceptional results.

Durite is a pioneer in Vehicle Safety and Auto Electrical Parts with over 5000 products available. The goal is to provide simple yet effective solutions to the customers. Bringing the latest technology and highest quality components. From All-in-One FORS and DVS Compliant Kits to 1000s of core reliable components that keep the vehicle going.