Commonwealth Electric specializes in large and small-scale commercial and industrial electrical work while offering 24/7 service, design and build assist, and pre-fabrication to ensure the project is completed with efficiency and expertise.

Commsignia specializes in Connected Car/V2X hardware and software solutions to ADAS systems with a mission to increase traffic safety and efficiency on the road. Dedicated to the R&D of car connectivity systems for innovative car makers, the company aims to create the world’s first connectivity platform that integrates Vehicle-to-Vehicle (V2V) and Vehicle-to-Infrastructure (V2I) with other car sensors and applications with everyday technologies.

Comtel Systems Technology has actively shaped the ever-growing industry of critical communications. They provide innovative and intuitive technology solutions for a wide range of industries and purposes. From clinical workflow optimization to fully integrated AV and security systems, our solution offerings are crafted to address the mission-critical problems the clients face each day.

Comus International is a manufacturer of tilt and tip-over switches, motion/vibration sensors, reed switches, reed relays, solid state relays, proximity sensors, float switches and a wide variety of custom turnkey sensors.

Connelly Electric is a family-owned electrical contractor located near the Chicago metropolitan area. They provide Design/Build, Installation, and Service and Maintenance for electrical lighting and power systems in every major market, including Industrial, Commercial, Interiors, Health Care, Residential Mixed Use, Higher Education, Education (K-12), Senior Living, and Retail and Hospitality.

Consolidated Edison provides power to more than 10 million people and businesses across NYC and Westchester. Reliability and accessibility are central to what they do and how they provide energy service.

Consumers Energy is Michigan’s energy provider and the career destination for driven professionals serious about service. They offer more than just jobs at Consumers Energy. They provide careers with development, growth and stability.

Contra Costa Electric offers total electrical construction, engineering, facilities, and energy services throughout California and Nevada. They offer comprehensive electrical preconstruction and construction services, including electrical systems design, alternative energy, and energy management systems, technology services, and facilities maintenance services.

Cooper Industries, LLC, was founded by David Cooper. Dave has been selling industrial process equipment since 1973. A wealth of knowledge comes with all the years of applying developed knowledge in helping choose the right equipment for an application.

Copperhead Electric offers a wide range of electrical solutions to help them stay ahead of the competition. With their state-of-the-art equipment and top-notch workmanship, they guarantee to provide a reliable and safe electrical system for their business.

CORE Electric Cooperative is a member-owned, not-for-profit electric utility that provides more than 300,000 people along Colorado's Front Range The Energy to Thrive.

The CorePower Magnetics founding team includes the inventors of the underlying technology, combined with the necessary business expertise to bring this technology to market. With deep experience across soft magnetics, manufacturing, and commercializing energy technologies, they’re ready to power the future.

Crana Electric, Inc. is a full service, union, electrical contracting company, offering excellence in electrical contracting work in the New York metro area since 2002. We offer services in a wide variety of areas, including commercial interiors, retail, hotels, banking institutes, healthcare, educational, hospitality, condominiums, apartment buildings, and theatre.

Crawford Electric Supply provides the customer's product solutions in the right place, at the right time and at the right price.Crawford services the Commercial, Residential and Industrial markets and is considered the industry choice for quality expertise in electrical distribution.

Founded in 1919 by Titus B. Schmid, Crescent Electric remains privately held today and as such is the eighth largest distributor in the United States of America and the second largest privately held such company.

Crestron is the innovator and manufacturer of advanced control and automation systems for the office, campus, and home, reinventing the way people live and work. With integrated solutions to monitor, manage, and control audio, video, and lighting, shades, and climate,

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.

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.

Cuivre River Electric Cooperative (CREC) is headquartered in Troy, Missouri, with a branch office in Lake Saint Louis, Missouri. They belong to and were built by, the communities they serve.

Cupertino Electric, Inc. (CEI) is a 67-year-old electrical engineering and construction company headquartered in San Jose, California that solves large, complex problems for commercial, renewable, utility and data center customers.

CyberPower designs and manufactures uninterruptible power supply (UPS) systems, power distribution units (PDUs), rack enclosures, surge protectors, remote management hardware, power management software, mobile chargers, and connectivity products.

Delco Electric Inc., a family owned and established in 1979, is an award-winning commercial electrical contractor, specializing in negotiated design build and design assist projects of any size. With over 35 years of experience in the construction industry, Delco Electric has assembled a team of dedicated professionals to become one of Oklahoma’s premier electrical contractors.

Denier know them as a people-oriented company. Family owned and operated since 1942, they put a great deal of care in the selection and training of each employee. Their partnership with the users is a trust that only bright, motivated, experienced individuals can guarantee.

Denney Electric Supply was founded in 1938 on simple principles: fast, friendly service for residential, industrial, and commercial contractors.

DENT Instruments designs and manufactures data loggers and energy meters for today's energy professionals. Their products are often the first step in developing strong energy strategies, for maintaining peak operations, and for lowering operating costs.

Devard's Air Conditioning & Heating, Plumbing and Electrical offers affordable, reliable, energy-efficient, commercial and residential plumbing, air conditioning, heating and air conditioning units for the Dallas - Ft. Worth area with their '100% customer satisfaction policy', which is their company motto and what has led to their success.

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

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,

DKD Electric has committed to providing the highest level of expertise to its customers. As a pioneer in the electrical contracting industry, they have set the standards with their highly skilled team and vast amount of experience.

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.