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.

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.

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).

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.

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.

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.

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.

Luminator has been an innovator in the design and manufacture of communications and lighting products for more than 90 years. They serve three major transportation sectors: bus, rail, and aerospace. Luminator is the world's largest manufacturer of transportation lighting and destination signs and solutions to improve safety and efficiency.

Luminus focused on improving energy efficiency, light output, the quality of light, and longevity, and developing new form factors to address the needs in many different application areas including architectural and urban, displays and projection, horticulture, and illumination.

Lyten was founded on the vision of using advanced technology from the semiconductor industry to produce abundant clean energy in the form of hydrogen. However, we discovered the ability to produce a revolutionary new material: three-dimensional graphene. This new supermaterial boasts remarkable properties and enormous potential for innovative products and significant decarbonization effects.

As an engineer M&Z Electrical Contractor is capable of troubleshooting electrical deficiency and problems, panel upgrade and Generators installation and more.

MEW has built a team of over 120 full time digester experts, plus a network of strategic partner companies that have a familiar, collaborative working relationship that is unequaled in the industry, enabling projects to move rapidly, avoid unnecessary costs, and provide a high quality and reliable outcome.

MacroFab brings together the best factory lines in North America to seamlessly enable any company to manufacture high-quality electronics more efficiently at a competitive price.

Madison Electric Products provides over 2,000 field-tested and field-created products developed by electricians for electricians to the electrical supply and manufacturing industries. Headquartered in northeast Ohio, Madison Electric Products boasts a customer service-oriented coast-to-coast network of sales reps and distribution centers.

Malloy has been a pioneer in the electrical and power transmission industry. Malloy has built its reputation by providing innovative, cost-effective solutions that can improve the performance of the equipment, process, and bottom line.

Mamco is a manufacturer and service provider of high-quality electric motors for a wide range of industries. The company was founded in 1979 and has since become a trusted name in the industry, providing innovative solutions to meet the unique needs of their clients.

Mammoth Electric, Inc. is a California-based electrical contractor established in 1995, with its key employees bringing 75 years of combined experience to the organization. Mammoth Electric Inc. has a professional team of electricians and supervisors as well as an internal support staff.

Manutech is a manufacturer of Magnetic Components with over 25 years of experience providing high quality, competitively-priced products.

Mark One Electric specializes in the design, installation, and maintenance of complex electrical systems. They are one of the largest and most respected union electrical contractors in the Midwest.

Maron Electric Company is an innovative force in the electrical industry with advanced products and systems for the most challenging applications.

Martell Electric is dedicated to providing superior customer service and maintaining the highest standards of integrity, professionalism and safety while maximizing value for the customers.

Marvell believes that infrastructure powers progress. That execution is as essential as innovation. That better collaboration builds better technology. At Marvell, they go all in with the users.

At Maryland Electric Company, Inc., they are a full service, family owned and operated Electrical Contractor providing highly skilled, efficient, and courteous services since 1925. Maryland Electric has the experience and diversity to handle a broad range of Industrial, Commercial, Health Care, and Retail Construction and Maintenance.

Matrix Design Group, Inc. is an award-winning, employee-owned firm, providing innovative solutions across multiple and varied industries. They understand that even the simplest project requires capabilities spanning disciplines, and their integrated ‘matrix’ structure lets them leverage the expertise needed to meet client goals and build more sustainable, resilient communities.

At Maverick Power, they are revolutionizing power solutions for businesses with a strong commitment to innovation, efficiency, and reliability. Born from the challenges of 2020, they deliver customizable and efficient solutions that go beyond conventional power systems.

maximatecc specializes in operator information and control solutions for industrial vehicle manufacturers and systems integrators in a diverse range of industries. They also design and manufacture custom instrument clusters under brand names such as Stewart Warner, Datcon, Turotest and AST. Their branded products and custom solutions are used by the OEMs and are widely available in the aftermarket.

McBride is the nation's leading specialized electrical and information transport (voice, data, video) contractor. With a proud heritage since 1950, McBride serves more than 50% of the Fortune 500 through a unique combination of 11 regional branch offices and their best-of-breed affiliate organization.

McMillan Electric Company is a custom motor manufacturer for OEMs. They manufacture millions of motors and motor products a year. They ship to customers throughout North America, and they, in turn, sell their products worldwide.