Duke Energy is one of the largest energy holding companies in the United States. Its Electric Utilities and Infrastructure business unit serves approximately 7.5 million customers located in six states in the Southeast and Midwest.

Eagle Disinfection is responsible for providing marketing, distribution and customized solutions tailored to the client’s needs and is equipped to facilitate installation and maintenance services on all Puradigm products. Puradigm is the world’s most validated purification technology for combating dangerous surface and air contaminants safely in populated environments 24/7.

ECEEC offers a range of services that cover the entire gamut of electro-mechanical engineering solution including design, Engineering, procurement, commissioning, services and facility maintenance. ECEEC head office is located in Mussafah M37, it has on its rolls Highly Qualified employees and technically competent engineers, supervisors and technicians.

Eastside Heating & Air Conditioning, Inc., was started in 1966 by Vern Stoelting with a mission of furnishing his customers with the best in customer service and satisfaction. In 1969 Doug Turner joined Eastside as a service tech and later became a partner. Vern retired in 1981. In 1980 Randy Burke came to work at Eastside becoming a partner a few years later.

Eberspächer stands for innovative solutions. All European, North American and increasingly Asian vehicle manufacturers utilize their groundbreaking technologies. They innovate rapidly to realize the mobility of tomorrow today. By offering innovative solutions they are one step ahead to cope with the ever more stringent emission standards,

EcoMech Heating and Air Services specializes in high efficient heating and air systems, energy savings choices for its customers, custom duct designing for your system, and air quality. They are here to assist users with all of the energy savings needs

Edwards Modular Controls (EMC) was founded in 1977 by John Edwards. Located in Brighton, EMC has steadily grown and now employs a full-time staff of seventeen. They specialize in the design, manufacture, electrical installation, commissioning, and servicing of all types of heating, ventilation, and air conditioning control systems.

EffectiV HVAC Inc. manufactures and supplies high-quality, top-performing architectural air distribution products for commercial buildings. EffectiV diffusers can be found in office buildings, schools, hospitals, airports, retail stores, hotels, restaurants, and hundreds of other buildings across North America. EffectiV 's unique ceiling air diffusers allow Engineers and Designers to answer specific architectural and performance needs.

Efficiency Limited delivers personalized customer service and is committed to providing air conditioning systems that meet the needs and budget. They provide a comprehensive service package to the customers, including design & engineering, sales, service, preventative maintenance contracts, and installation.

Elite Heating and Air is a trained HVAC specialist who is available to service all of the HVAC installation and maintenance needs They offer HVAC service plans to make sure that the heating and cooling equipment runs smoothly and efficiently.

Eliwell has been developing and producing control systems and services for commercial and industrial refrigeration since 1980. Eliwell, along with Schneider Electric, is the global partner that provides efficient and sustainable solutions and services for food preservation and distribution systems dedicated to environmental comfort for an integrated asset control.

The core activity of Elter is the sale and servicing of heating and cooling systems, the sale, installation and servicing of heat pumps.

Elvärmeteknik i Gävle AB is a company that specializes in developing and producing electric heating systems for industrial use and selling a wide range of products for electric heating.

Mesa Energy Systems, Inc. (dba EMCOR Services Mesa Energy) has provided its clients with high-quality mechanical, commercial HVAC, and building automation consulting and services that address the most compelling energy-related issues. They are commercial HVAC contractors with the knowledge and experience to also provide commercial refrigeration repair and chiller services.

EEIC is an EPC Contractor & Vendor with interests in the Oil & Gas and Energy sectors of the Middle-East and UAE and was established in Abu Dhabi in 2002. The principal industries include Oil & Gas both onshore and offshore, petrochemical & refineries, power & utilities and infrastructure.

Empire Heating and Air Conditioning, Inc. was founded in 1985 by Martin and Gila Hoover. Their main office is located in Decatur, Georgia with a satellite office in Cumming, Georgia. They service, install, and repair all makes and models of heating and air conditioning equipment including boilers, hydronic heating, heat pumps, and water heaters.

ENE Systems provides integration, engineering, and installation of building automation systems that provide return on investment to facility owners, and convenient turnkey solutions to mechanical contractors.

Enercare is one of North America's largest home and commercial services and energy solutions companies with approximately 5,000 employees under its Enercare and Service Experts brands. Enercare, through its wholly-owned subsidiary Enercare Solutions Inc., is a leading provider of water heaters, water treatment, furnaces, air conditioners, and other HVAC rental products, plumbing services, protection plans, and related services.

EnergiVault CTES technology adds a range of capabilities to industrial chiller operation including electrical load shedding and load shifting, use of on-site generated renewables, and the capability to benefit from grid-level support payments. The technology adds a whole new range of capabilities to industrial refrigeration by enabling flexible charging and discharging of cold thermal energy.

Energy Professionals is one of North America’s Energy Consultants working with commercial customers to reduce and control their energy budgets, building client-specific, comprehensive energy strategies that factor in our client’s goals and objectives. As an energy consulting firm, they offer both focused solutions to a specific issue and broad plans to address long-term growth, paving the way for energy independence, providing more choice

Energy Vanguard's ultimate goal is to make homes better for the people who live in them and to reduce the negative impacts of buildings on the Earth.

ENGEAR is a company specialized in HVAC Systems for Controlled Environments. It aims to meet the proposed challenges in order to achieve good results in terms of quality, time and safety at competitive prices. Providing its customers with satisfaction and the desired result.

Engebos Heating & Cooling, Inc., is an HVAC Company that has been offering HVAC services in the De Pere, WI and the surrounding counties since 1936.

EBS is a manufacturer’s representative specializing in the design and application of HVAC systems for commercial and industrial buildings. Whether renovating an existing building or beginning a new construction project, EBS is the source for engineers, contractors and building owners to turn to for professional assistance.

Engineered Equipment Inc. was founded in January 2001 as an independent representative of ‘best in class’ equipment manufacturers, serving the highly technical application needs of commercial and industrial buildings. EEI proudly represents over thirty manufacturers, offering a solution to all HVAC application needs.

If you need professional and reliable ventilation solutions, Enpro is the best choice for you! Enpro is a manufacturing brand of Ening Ltd. from Nikšić - Montenegro, and was created as a result of many years of experience and dedicated work. Today, Enpro is an export-oriented brand, recognized throughout the Western Balkan region with reliable ventilation solutions.

EnSol is an expert in providing complete solutions for Heating, Ventilation, and Air-Conditioning. Starting from assistance in Design to Material Supply & Installation, Commissioning, and Handing Over the system, the company is capable of handling every stage with utmost efficiency and dedication.

EnviroKlenz products feature patented earth mineral technology comes in contact with a toxic smell or chemical compound, they actively and safely neutralize the harmful compounds without the use of masking agents or toxic chemicals. Odors are completely eliminated, and irritants are totally removed from the air, and all without any unnecessary fragrances or perfumes.

Environment Masters have an AC or plumbing problem, getting it fixed can be an even bigger hassle. Environment Masters provides quick hasslefree service so users can get back to living their life.

Environmental Automation have had the privileged to install, maintain and work in some of Australia’s most prestigious buildings across a variety of industry sectors including government, health, hospitality, education, financial and retail.