Crum Electric Supply Co., Inc.'s headquarters are in Casper, WY with 10 branch locations in Wyoming, South Dakota, Colorado and Utah. Crum Electric Supply has grown steadily since its beginning. Growth has come both internally and by acquisition.

Crydom is the world's leading solid state relay manufacturer. They offer the widest range of off-the-shelf solid state relays, contactors and related products, as well as custom-designed solid state switching solutions.

CSI has become a pioneer in highly technical and innovative electrical design and construction. They are a full-service firm with the resources and expertise to handle any commercial, industrial, or one-of-a-kind challenge. They are a trusted contractor to a variety of industries, such as, aerospace, biotech/pharmaceutical, education, healthcare, entertainment, hospitality, manufacturing, and retail to name a few.

CTEK offers products ranging from 12V and 24V battery chargers to charging solutions for electrical vehicles. CTEK’s E-mobility solutions range from individual EV chargers to larger corporate and commercial installations with multiple charging stations, that require load balancing and integrate seamlessly with monitoring and payment equipment.

Current Electrical domestic electricians are experts in all domestic electrical jobs. Their friendly and reliable electricians can carry out everything from full re-wiring to simply changing a light fitting.

Curtis offers a full spectrum of everything users need to design and build the electric and hybrid vehicle or equipment. Their engineering expertise spans more than 50 years, in all types of electric powertrain applications. They make it easy, with the right components and integrated system design, and the best customer support needed for leading-edge product development.

Curtiss-Wright Actuation Division provides high performance sensors, valves, and electromechanical actuators to critical applications in the aerospace, defense, and industrial automation markets.

At Custom Connector Corporation, they utilize more than 40 years of experience to create quality, American-made and designed industrial relay sockets, automotive relay sockets and connectors, electronic packaging products, terminal blocks and custom designed electro-mechanical interconnect devices.

Cyclops Group offers services specializing in sourcing hard-to-find and obsolete electronic components, alongside excess electronic component inventory management and supply chain management solutions, catering to a wide range of client needs across the electronics industry.

CYG SUNRI is specialized in the development, design, production, sales and relevant technical services of protection and controlling for power system, distribution network automation and industrial automation. It is a famous high-tech enterprise in the power automation field in China.

Cygni is rethinking energy with game-changing battery technologies. Each battery application has different needs and requires different solutions. They believe their Energy Storage systems will be a key part of the future of the electric grid.

CZ Electronics is an Original Equipment Manufacturer (OEM) with decades of experience in consumer electronics, broadcasting, telecommunications and other industries. Their promise of “Bringing Tomorrow Home” represents the commitment to manufacturing and sourcing world-class electronics and technological solutions.

At Dagartech, they help users convert their needs into technical specifications, they design and manufacture the custom generator, and they accompany users during the process to ensure that everything goes smoothly.

DAH Solar Co., LTD is a professional solar panel manufacturer with a 2023 semiyearly production goal of 2 GW capacity for solar cells, 5 GW PV modules (2.5 GW TOPCon PV modules), and 3.5 GW TOPCon solar cells.

Daily Life Renewable Energy offers a full suite of integrated customized design, engineering, procurement, construction, installation and commissioning services for renewable energy systems to serve the needs of communities and corporations.

Dakota Electric is regulated by the Minnesota Public Utilities Commission and reaches more than 112,000 members. This makes Dakota Electric Association the second largest electric cooperative in Minnesota and ranked among the 25 largest electric distribution cooperatives in the nation.

Dale Power Solutions Ltd have been providing reliable; secure power solutions for mission critical services & systems throughout the world. They are trusted by many of the UK’s largest blue chip companies to design, install and maintain 100% power integrity to guarantee their operations when mains power fails.

Dancal Elektro is a distributor of Severin, Ardes, Wahl/Moser and Nivona in Belgium. They have been offering customers an extensive and, above all, high-quality range of household appliances for more than 25 years.

For over 90 years, Daramic, LLC has led the way in developing new and innovative technology for the lead acid battery market. With headquarters in Charlotte, North Carolina, USA - Daramic is the global leader in supplying high performance polyethylene battery separators to the lead acid battery industry.

Davenham Switchgear Limited is a wholly owned Irish company founded in 1982. Davenham is based in Clondalkin, Dublin and has a modern manufacturing facility in excess of 90,000 square feet. Davenham has become a market leader in the design, engineering, manufacture and commissioning of electrical distribution and control solutions for major industries.

Day Electric is a National Leader in Commercial Solar Repowering and O&M. They are a family-owned and operated Solar O&M provider in the Central Virginia region with almost 2 decades of experience.

DC Power Co is one of the newest electricity providers in the market, following the trend of green energy initiatives which are becoming ever more popular in Australia. DC Power Co is more expensive than the ongoing market offer but their generous feed-in-tariff can help solar customers save.

dcbel develops technology and designs products that put people at the center of the modern energy ecosystem. dcbel Home Energy Station perfects the art and science of smart home energy, allowing people to take ownership of their energy supply with one small device.

Dcinergy's mission is to empower every individual, enterprise and community to autonomously direct how they generate, store and use electricity based upon direct current (DC) technology.

De Rigo Refrigeration has been working in commercial refrigeration for over 50 years, designing and producing exclusively in Italy. They offer complete range of refrigeration units, cold rooms and cells that allow them to provide the Retail sector turnkey solutions, with a highly specialized assistance service in the pre and post sales phase. Innovative solutions, tailored, and with maximum flexibility in delivery times.

Decatur Industrial Electric provides electro-mechanical repair solutions to a variety of industries throughout the Midwest. They pride themselves on being a strategic partner in reliable solutions to the customers; they understand when a plant has unplanned production downtime it can cost hundreds of thousands of dollars.

Deebaas Electricals ensures standard quality products. Their business interests cover vast areas like Electricals, Sanitary, Plumbing Materials, Home Electronics & Appliances. They have a wide range of supreme brands to meet every need of customers.

Deep Sea Electronics is one of the world’s top manufacturers of generator controllers, auto transfer switch controllers, battery chargers and vehicle & off-highway controllers. They employ over 200 people across four continents and sell their products to 150 countries direct from their UK head office and through the comprehensive distributor network.

Delmatic are suppliers of advanced lighting control and management systems. Systems combine cutting-edge hardware and software with a range of powerful user controls and interfaces, and are applied to major commercial, residential, retail, leisure, medical and transportation projects within international markets.

Delphian Systems invented SecuRemote® technology as a response to OEM needs for eliminating the complexity of adding secure mesh networks and mobile/cloud connectivity to existing products. They combine powerful technology with user-friendly software to create simple, secure, and complete wireless solutions for diverse IoT applications.