Kishore Industries is one of the major manufacturers and stockholders of piping products for the oil, gas, petrochemical, and nuclear industries is Kishore Industries. They are a renowned producer of forged fittings, butt-weld fittings, and Compression fittings, outlets, flanges, and bends with a long radius made of stainless steel Alloy steel, carbon steel, nickel alloys, duplex and super duplex steel, etc.

Knight Electric has deep industry expertise across all commercial environments, they provide: Open Store Modernization/Remodel, New Construction, Nationwide Rollouts, Electrical Service and Repairs, Disaster Recovery, Generator and Alternate Energy Installation.

Kodiak Electric Association, Inc. (KEA) owns, operates, and maintains an isolated grid. KEA has several renewable energy resources, the primary being the Terror Lake Hydroelectric plant providing approximately 80% of their generation.

Kohler is a global leader in the design, innovation and manufacture of kitchen and bath products; engines, power systems and clean energy solutions; luxury cabinetry, tile and lighting; and owner/operator of two, five-star hospitality and golf resort destinations in Kohler, Wisconsin, and St. Andrews, Scotland.

KRAKEN Subsea Solutions is a French engineering company providing Subsea Cables Solutions. KRAKEN teams are expert for the execution of complex Offshore projects, design studies and innovative submarine installation works..

La Plata Electric Association, Inc., a Touchstone Energy Cooperative, is Colorado’s fifth largest electric distribution cooperative, serving more than 33,000 individual, family and business members in La Plata and Archuleta, with segments of Hinsdale, Mineral and San Juan counties. LPEA also serves a portion of Rio Arriba, New Mexico.

Lake Erie Electric is a major electrical contractor serving industrial and commercial customers throughout Ohio and southern Michigan since 1952. Lake Erie Electric has grown into a significant innovative provider of electrical construction services that’s in the Engineering News-Record (ENR) listing of the top 50 electrical contractors.

LEC is a contractor that specializes in design/build construction complete with engineering capabilities in house. Their favorite projects are healthcare projects including surgery centers, clinics and hospital construction, manufacturing/food plant projects, and large, high end commercial projects.

Established in 1996, for the past 28 years, Lamp Post Electrical has been trading as an independent electrical wholesaler, focussed on first-class levels of service, the very best products, and keen prices. This philosophy has seen consistent growth year on year. Lamp Post Electrical members of AWEBB, one of the largest buying consortiums in the electrical industry.

With the vision - 'Together, we are always in the lead and contribute to a smarter city to live and work in',​ Landskrona Energi lead the future of electricity, district heating and fiber in Landskrona City, in Skane, Sweden. It is equally important that we help shape our city through smart digital and sustainable faith in the future. Our 110 employees ensure that 25,000 customers receive electricity, district heating and communication services.

Specializing in quick-turn Printed Circuit Board Assembly (PCBA), Laritech provides same day turnaround for PCB prototypes. Standard lead times are 3-5 days for pilot runs and 2 weeks or less for production volume PCB orders.

Lattice Semiconductor is the low power programmable pioneer. They solve customer problems across the network, from the Edge to the Cloud, in the growing communications, computing, industrial, automotive and consumer markets. Their technology, long-standing relationships, and commitment to world-class support lets the customers quickly and easily unleash their innovation to create a smart, secure and connected world.

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.

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.

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.

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.

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.

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.

Luceco Group is a global business that manufactures and distributes high quality and innovative LED lighting products, electrical wiring devices and accessories, portable powering solutions, audio-visual and home entertainment products worldwide.

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.

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.

Lutron Electronics is a manufacturer of energy-saving light, shade, and temperature controls for new and existing homes and offices.

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.

M. J. Electric, LLC (MJE), a Quanta Services company, is a nationally recognized prime electrical contractor in the electric transmission, substation, distribution, renewable energy, power, industrial, instrumentation, and civil/foundation construction industries.