Little Giant Ladder Systems is the safety and innovation in climbing systems and professional access equipment because it has partnered with safety professionals all over the country to develop real solutions to real safety problems. In only the past five years, the company has received over 50 patents on safety improvements in climbing equipment design.

LIXIL Americas is globally renowned company in the field of water technology, housing technology and smart home solutions, building automation and technology solutions, commanding leading positions across key regions and an unrivaled multi-brand, multi-category, multi-channel sales platform.

Lizard Monitoring was formed to simplify and automate data collection, aggregation, and trend analysis of data in physical infrastructure. They provide complete visibility and audit trail to the cold chain for food and pharmaceutical products, in manufacturing, distribution and retail.

Lovazzano is a mechanical HVAC contractor specializing in Multi-family construction. They Design build of apartments, student housing, senior living, and hospitality. They are based out of the San Francisco bay area, serving Northern California.

Low Cost Air Conditioning and Heating Repair and Services LLC offers viable solutions to its customers. Based in Whittier, CA, they provide a wide variety of refrigeration & HVAC repair, installation, maintenance, and inspection services.

Low Voltage Group (LVG) are renowned providers of commercial electrical, security and communications services in St. Charles, Missouri, USA.

Lowe’s Companies, Inc. is a FORTUNE 50 home improvement company serving more than 18 million customers a week in the United States and Canada. They provide building automation and smart home solutions.

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

Lynxspring embraces open software and hardware platforms and develops, manufactures and distributes edge-to-enterprise solutions and IoT technology for today’s intelligent buildings, energy management systems, equipment control and specialty machine-to-machine applications. They provides total Niagara based control strategies and solutions to OEMs.

M&M Refrigeration is the most experienced CO2 refrigeration company in the Americas. M&M has designed, manufactured, installed, and serviced refrigeration systems for 50 years—they literally have hundreds of industrial refrigeration systems around the world.

MacDonald-Miller Facility Solutions is the top choice, full-service, design-build, mechanical contractor in the Pacific Northwest. Whether you simply have a service call, or are planning a 40-story office building, we have the right team of system experts – for you and your buildings’ needs. We offer smart building services such as Plumbing, Electrical and Lightening, and HVAC maintenance.

MacLellan Integrated Services provides critical process cleaning services, process equipment and robotics maintenance, production line side support, sludge and wastewater management, HVAC and mechanical services and general facility maintenance. Their work environments include automotive, aerospace, and general industrial applications.

Madison Industries is a globally-renowned mechanical engineering, HVAC equipment and industrial automation solutions firm conglomerate based out of Chicago, Illinois, USA. The conglomerate believes and strives in providing a safer and healthier world, with state-of-the-art electronics, HVAC equipment, home and building automation systems that are energy efficient and cost effective.

Established in 1989, Malek Service Company has been a trusted provider of residential and commercial plumbing and HVAC services in College Station and Central Texas for over 30 years. Their team of experienced and licensed technicians offers a wide range of services, from air conditioning repair and heater maintenance to comprehensive plumbing solutions. They specialize in air conditioning, heating, plumbing, and electrical services.

At Malek Service Company, they recognize the urgency of resolving home service issues promptly and effectively. Their skilled technicians serve around the clock, ensuring swift and dependable solutions. Malek Service Company has been dedicated to serving the College Station area for an extended period, establishing a renowned reputation for excellence and dependability.

Mallory has provided industrial organizations with safety expertise and supply chain efficiency along with a broad array of safety products and solutions. They provide HVAC and refrigeration products, valves, hose, plumbing materials, Pipe, Tubing & Hoses Accessories, shut-off valves and much more.

In 2022, the Professional Plumbing Group (PPG) joined the Marcone Group. PPG and its affiliated companies – which have a history stretching back 150 years – design, manufacture, market and distribute high-quality plumbing products and solutions.

Motors and Armatures (d.b.a. MARS) is a family-owned and operated supplier of quality motors, components, and service/installation parts for the HVAC-R industry. The company distributes its own extensive MARS and JARD branded aftermarket replacement products, as well as the original equipment components of leading manufacturers.

Martin Brower is an innovative global supply chain leader providing end-to-end solutions for restaurant chains across 18 countries. They are a company with innovation at the core, where ingenuity is continually encouraged and imagination is carefully nurtured. It is a multi-billion dollar company, fueled by constant innovation, enduring customer loyalty and smart acquisitions.

Martin Systems, Inc. is a Wisconsin based systems integrator specializing in integrated security, HVAC systems, fire protection, and life safety. They provide HVAC Systems, Commercial Security, Office Security, Alarm Systems, Camera Surveillance, Access Control, Home Security, Fire Protection, Home Automation, Security Systems, Burglar Alarm, Door Access Control, Fire Alarm, Life Safety, Fire Alarm Inspections, Fire Protection, CCTV solutions.

Mascot Mechanical, LLC has been providing outstanding air conditioning and heating service for more than 10 years in DFW Metroplex.

McCarty Bros. Inc. has been in the business of maintaining HVAC systems in the Chicagoland area for over 70 years. They do know a thing or two about it. They have service maintenance customers who have been with us for over 50 years.

McKinstry is a US-based energy efficient systems and advanced renewable energy systems firm. From new construction and ongoing operations to adaptive reuse, energy retrofits and advanced renewable energy systems, McKinstry provides a single point of accountability across the entire building lifecycle. Services offered include Energy Performance Contracting, Energy Services, Smart Buildings, Renewable Energy, Zero Energy and Energy Audit.

The Mechanical Contractors Association of America (MCAA) serves the unique needs of approximately 2,600 firms involved in heating, air conditioning, refrigeration, plumbing, piping, and mechanical service.

MSCA is a renowned organization for HVACR contractors, providing education, marketing, and labor/management services to assure its contractor members deliver quality performance, value and expertise for all building system needs.

Meek Refrigeration Inc. is a full service company specializing in Refrigeration, HVAC, Contracting, and Sheet-Metal/Ductwork. They are experienced in commercial and residential applications and carry a commitment to service and quality workmanship.

Merril Sheet Metal Inc. is a full-service HVAC company that has been serving Central & North Central Wisconsin since 1913. They are a family owned and operated HVAC company.

Mesaba Heating, A/C and Plumbing is the one stop shop that provides complete HVAC and plumbing services in Hibbing, MN. They endeavor to provide the best service possible to the clients.

METALFLEX has grown to become a nationwide company, serving the HVAC, plumbing, utility, industrial, food, oil and petrochemical industries, with 100% of our design, engineering, and manufacturing facilities done within the U.S.A.

Metrex has designed and manufactured innovative Pressure, Thermostatic, Electric and Electro-Hydraulic Actuator valves, as well as, HVAC Water Regulating and Seawater Condenser Regulator Valves. They are the most trusted name in refrigeration and heat transfer solutions in the world.