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.

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

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.

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.

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.

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.

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.

Maschinenfabrik Reinhausen GmbH have been writing the success story in the world of energy technology for more than 150 years. MR products regulate more than 50% of the worldwide power supply. Maschinenfabrik Reinhausen GmbH (MR) and more than 27 subsidiaries and 10 joint ventures globally. In the past financial year, more than 3,800 employees produced a turnover of 850 million euros.

Massey Electric Company is a full-service electrical contractor headquartered in Alcoa, Tennessee with separate offices in Kingsport, Tennessee, and Cleveland, Tennessee. They offer a full range of services from design and planning through new construction to renovation and service work for existing structures

Master Electric is a full-service electrical contractor servicing the upper mid-west since 1973, providing commercial/industrial, multi-family, communication/data/fire/safety with a full-service department. Master Electric is a proud provider of TESTT Services - guaranteed predictive & preventive maintenance solution programs for electrical distribution systems.

Matanuska Electric Association, Inc. (MEA), is Alaska’s oldest existing and second-largest electric cooperative. MEA is owned and operated by its more than 51,000 members and governed by bylaws and articles of incorporation that are voted on and approved by the membership.

Maui Electric Company’s mission is to provide secure, clean energy for Hawaii. In a changing world, Maui Electric Company along with its parent company, Hawaiian Electric Company, has evolved to offer more than electricity.

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 is a fast-growing full-service Electrical Contractor serving the San Francisco Bay Area since 1965. Their reputable divisions include; electrical, audio-visual, low voltage, preventative maintenance/IR, telecommunications, and security.

Medina Electric Cooperative, Inc., a not-for-profit electric cooperative, was formed in 1938 under the provisions of the United States Rural Electrification Act and incorporated under the provisions of the Texas Electric Cooperative Corporation Act. Like other co-ops, they operate under seven guiding cooperative principles and were born out of the need for electricity in South Texas.

Megger has been the premier provider of electric test equipment and measuring instruments for electrical power applications. Megger provides a full-service solution to meet the electrical test and measurement needs. Its products provide testing solutions in the most critical maintenance areas including cable fault locating, protective relay testing, and power quality testing.

Meisner Electric Inc. is a full-service commercial electrical contractor. They provide customers with efficient and economical building solutions. Through value engineering and design assistance, they are able to aid in the customer's project schedule or budget.

Mensor has been designing and manufacturing precision pressure measuring and pressure calibration instruments and systems. From the very first quartz manometer for the aerospace industry to the modern CPC6050 Modular Pressure Calibrator, Mensor - now a part of WIKA Calibration Line - specializes in providing quality pressure products and services to a wide variety of industries around the world.

Merit Electric is a full-service electrical contractor, specializing in design-build electrical construction and electrical maintenance services.

Merlin Solar Technologies, like many of its Silicon Valley compatriots, was founded in a garage. The founders set out to fundamentally rethink the way solar panels were engineered with the goal of ubiquitous deployment. MerlinSolar™ is well on its way to make the world rethink what solar energy is capable of.

Meru's innovative approach to wireless networking uses virtualization technology to create an intelligent and self-monitoring wireless network. With Meru, enterprises can become all wireless, smoothly migrating their business-critical applications from wired to wireless networks.

Method creates digital products. Their strategists, designers, and engineers thrive in simplifying the complex, crafting experiences that improve lives and transform businesses. They help companies build what’s next: understanding customer needs, discovering new opportunities, accelerating time to market, and driving digital transformation.

Metro Electric’s comprehensive services include electrical infrastructure, voice data, wireless, and distributed antenna systems (DAS).