LEI has been a premium provider of electric motor, industrial control, and power distribution solutions. LEI manufacturers products for power distribution, motor control, and fuel management; supplies products from premier AC and DC motor manufacturers; and provides service and parts support for a wide range of industries requiring electric motors, motor control, power distribution, PLCs, and power quality.

Alstom commits to contributing to a low-carbon future by developing and promoting innovative and sustainable transportation solutions that people enjoy riding.

Leff Electric is the preferred choice in electrical products & services for the commercial, industrial, and residential markets. They distribute major manufacturers'​ electrical products such as energy-saving products & services, lamps, lighting fixtures, ballasts, distribution equipment, conduit, connectors, wire, enclosures, and more.

Legacy Electric is an extremely motivated, facilities service electrical company. They are customer focused and know that through building strong relationships with their clients.

Lenco Electronics Inc. designs and manufactures custom transformers and inductors for industrial and electronic applications, including PCB, audio, and three-phase units. Based in Illinois, they offer ISO 9001-certified production with in-house winding, prototyping, and high-volume capabilities.

Every day, Leviton is engineering possibilities that make innovation happen, meeting the needs of today’s residential, commercial, and industrial customers globally. From electrical, to lighting, to data networks, and energy management, Leviton develops thoughtful solutions that help make its customers' lives easier, safer, more efficient and more productive.

Lewis Electric specializes in traffic signalization and airport lighting, as well as all types of commercial, municipal, and industrial projects.

LG Electronics USA Inc. is a renowned manufacturer of ductless heat pumps (single and multi zone), VRF, PTACs, windows, dehumidifiers, water source heat pumps, air conditioners, ventilation products, refrigeration products and smart home solutions.

Liberty Electrical Contractors, Inc., a Texas corporation, was established on October 14, 1986. Their business has progressed from a one service truck operation to a fleet of service trucks serving Fortune 500 companies in Houston and the greater Texas Gulf Coast area. Their company’s president/master is a second generation electrician with fifty years experience in the electrical industry.

Lifecycle Insights publishes research, educational, and advisory insights on technology-led engineering initiatives, enabling better investment and adoption decisions. They digitally publish research, educational, and advisory insights on technology-led engineering initiatives, enabling better investment and adoption decisions.

LifeSafety Power is a supply company bringing intelligence to facility openings and access control specifications through software analytics that assess the security infrastructures' power status in real-time.

Lighthouse Electric Company, Inc. was formed in March of 1984 as an electrical contracting firm, and we continue to maintain a focus on commercial, institutional and industrial projects. They are a member of NECA (National Electrical Contractors Association) and BICSI (Building Industry Consulting Service International).

Lighting Associates, Inc. stands dedicated as the architectural lighting sales industry's best provider of top quality lighting, efficient service, and knowledgeable design assistance for commercial, industrial, hospitality and other applications.

Lincoln Electric is the pioneer in arc welding, robotic welding systems, plasma and oxyfuel cutting equipment and brazing and soldering alloys. Headquartered in Cleveland, Ohio, Lincoln has a worldwide network of manufacturing, distribution, sales and technical support covering more than 160 countries.

The Link Electric Company is a well established electrical contracting firm that provides high quality and safety conscious electrical services for the industrial and commercial markets in the Kentuckiana area. Professionalism and Integrity are two traits that Link Electric has encompassed since the business was founded in 1930.

Lippolis Electric, Inc. has earned a solid reputation for providing a wide range of superior electrical services at competitive prices in Westchester, Dutchess, and Putnam Counties.

Lithonia Lighting has been providing the industry’s broadest line of commercial, industrial, and residential lighting now for over seven decades. Together, with their partners, they bring quality, reliability, and solid performance to the customers.

Litmus is the only Industrial Edge Data Platform that unifies device connectivity, data intelligence, and data integration in a complete Industry 4.0 solution. Rapid-to-deploy, easy-to-use, and built-to-scale, Litmus is the fastest way to connect to all OT assets and put data to work at the edge and across the enterprise.

Littelfuse is an industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 15 countries, and with 19,000 global associates, it partners with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day.

Lockheed Martin is a global security and aerospace company principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.

Loeb Electric offers a full menu of electrical, lighting, and data communication products and services. They work with both the central Ohio market, as well as companies with multiple locations across North America.

Lone Star Electrical Services don't just offer services; they craft electrical experiences with their 21 years of in-depth industry learning. The founder, equipped with several years of rich experience, took on varied projects, mastering the nuances of the electrical domain.

Lonestar Electric Supply is a Texas-based full line electrical distributor specializing in lighting and control design, project management and logistical excellence. Lonestar is owned and operated by experienced pioneers with a proven track record in the industry.

Low Voltage Solutions, Inc. (LVS) is a one-stop contractor for all low voltage systems and technology. Their mission is to deliver the most comprehensive structured cabling, fire alarm, security, and audio-visual systems for customers in a broad range of industry sectors.

Lowe Electric Company is completely committed to excellence through dependability, quality, and service. With this commitment, they provide full-service diversified electrical wholesale at a competitive price.

LSI Corporation is an Avago Technologies Company that specializes in semi-conductors manufacturing and servicing. They offer a broad range of analog, digital, mixed signal and optoelectronics components and subsystems for the wireless communications, wired infrastructure, enterprise storage, and industrial and other markets.

Ludvik Electric Co., incorporated in Colorado in 1980, has completed over $2 Billion of electrical installations both nationally and abroad.

Lumberg Automation products deliver intelligent wiring solutions such as electronic field bus components and connector and distribution box systems for all applications in industrial automation technology and complete wiring concepts for mechanical engineering and production systems for a wide range of industries.

Lumex's optical range encompasses a wide spectrum including UV, visible and infrared wavelengths. Lumex's Technical Design Specialists are experts in collaboratively developing effective, smart solutions to design dilemmas. Lumex is unique in the market due to the unprecedented level of complimentary technical support provided to large and small customers alike.

Luminant, a subsidiary of Vistra Energy, is a competitive power generation business, including mining, wholesale marketing and trading, and development operations. Luminant has nearly 17,000 megawatts of generation in Texas, including 2,300 MW fueled by nuclear power and 8,000 MW fueled by coal. The company is a large purchaser of wind-generated electricity. Vistra Energy is a premier Texas-based energy company focused on competitive energy.