Preferred Electric has earned a reputation of excellence by providing uncompromising service and value to all of its clients. As a single source provider for both electrical and low-voltage services, Preferred Electric works directly with its clients to design, build and implement the most efficient and reliable electrical systems.

Premier Air & Electric is a McKinney, Texas, electrical contractor & HVAC company. They offer their customers a wide variety of residential and commercial HVAC and electrical services and ensure that customer satisfaction is always guaranteed.

Prestolite Electric is a global manufacturer and supplier of alternators, starters, auxiliary electrical equipment, and services to the transportation, industrial and military industry. Prestolite has a strong heritage dating back to 1911, and includes the Leece-Neville, Motorola, Butec, and Lucas CAV brands, resulting in a long history of engineering excellence and innovative products.

Prism Electric has earned a reputation for quality based on our successful track record. It is a reputation built on integrity, performance and the hard work of our dedicated employees, who are devoted to providing superior service. Their highly skilled management team, project managers, estimators, superintendents, tradesmen, and support staff possess the knowledge necessary to effectively deliver your project on time and within budget.

Probst specializes in high-voltage transmission line construction, along with design-build, and maintenance services for both the public and private sector utilities

The contractors at Professional Electric LLC understand the importance of adhering to the highest quality standards in every project they take on. Since their founding in 2000, their expertise and careful craftsmanship has allowed us to provide long-lasting solutions for dozens of clients.

Progression Electric provides Traffic Signal Work for Municipalities, including Knoxville, Alcoa and Gatlinburg.

Public Service Enterprise Group Inc. (PSEG) is a diversified energy company headquartered in Newark, New Jersey, USA. Established in 1903, the company has long had a key role in fueling New Jersey's economy and supporting the state's quality of life. The company owns and operates a diverse fleet of power plants located primarily in the Mid-Atlantic and Northeast regions and has solar energy facilities throughout the United States of America.

Pyromation has been manufacturing quality temperature sensors for over 50 years. The complete line includes RTD assemblies, thermocouples, thermowells, connection heads, complete temperature sensor assemblies, and a wide variety of accessories including wire, transmitters, pipe wells, connectors, and instrumentation. Special Purpose and sanitary sensors are available for most applications and industries.

QED is a regional electrical distributor serving residential and commercial contractors, industrial facilities, and OEM businesses. They’re one of the nation’s top 50 wholesalers of electrical supplies.

Quail Electronics, Inc. ® is the pioneer in the power cord industry. They are committed to supplying power cords with the highest standards.

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.

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.

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.

RAI Amsterdam's first exhibition in 1895, they have grown into a leading international exhibition and conference organization. They’ve been uniting different worlds, people and markets for more than a century, both at home and abroad. Today, they welcome more than 500 national and international conferences, exhibitions and other events, and more than 1.5 million visitors annually.

L.K. Comstock is one of the United States’ largest transit rail systems specialty electrical contractors, with an impressive legacy of success and accomplishment throughout North America. Founded in 1904, the firm specializes in providing electrical and systems construction services and rail construction services for the transit industry.

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.”

Rapa Electric Incorporated has been repairing electric motors since 1966. Their industry expertise will keep users and their organisations up and running with their 24/7 emergency services.

Rapid Power Generation is a supplier of bespoke, premium diesel and gas-powered generators from 10kVA to 2500kVA for a wide range of industries and applications. Headquartered in County Armagh, Northern Ireland, Rapid Power Generation has a growing dealer network across Europe and the USA.

Rayburn Electric Cooperative provides wholesale electrical power through Power Purchase Agreements (PPA), purchases of blocks of electricity on the open market, and through their ownership interest in the Freestone generating facility in Freestone County, Texas.

Rayton uses patented, particle accelerator-based technology to produce engineered wafers that can serve as the basis for next-generation electronics.

RBT Electric is a Southern California-based full-service electrical contractor. They specialize in multi-family, commercial, and green technologies.

Red Top Electric is a Bay Area respected contractor with an impressive history of quality and service. Since 1946, they have led the industry in the development of design and construction solutions that address job requirements while surpassing performance expectations.

Redwood Electric Group has provided electrical construction and design services since 1974. They have over 1200 employees and revenues exceeding $450 million. Their business continues to reflect strong growth through innovation and the team's commitment to exceeding customer expectations.

Reliance Electric is a nationwide electrical contractor providing electrical, low voltage, and fire alarm solutions primarily in the hospitality, multi-family, skilled nursing, and assisted living market segments.

Reliant Electrical is a stable provider with a longstanding history of delivering innovative power solutions and award-winning customer service while continuously improving the customer experience to make powering homes or businesses as simple as it should be.

Remote Energy mentors aspiring Solar PV (Photovoltaic) technicians and motivated instructors in remote and underrepresented communities worldwide.

Renewvia partners with large and small businesses alike to develop solar, energy storage, and EV assets on any type of property to sell the electricity generated to the same client and creditworthy off-takers.

RES is a leader in the development of renewable energy and energy storage with 40 years of experience in projects from the ground up. They have developed over 23 GW of onshore and offshore projects and manage and manage a project portfolio in excess of 12GW for clients worldwide. RES employs more than 2,500 people and is active in ten countries and operates in wind, solar, energy storage and transmission and distribution on land and at sea.

Rexnord, a Regal Rexnord Corporation Brand, keeps industry moving with a broad portfolio of highly engineered mechanical components and smart solutions including bearings, conveyor belts, couplings, gear drives, industrial chain and more. They are committed to keeping customers running reliably and efficiently across the automotive, food & beverage, energy, cement, mining and forest industries.