For over 30 years, Duct Doctor USA has been providing quality air duct cleaning for both residential and commercial customers. Duct Doctor was founded by a board-certified allergist in 1985 with a mission to improve the air quality of homes and workplaces.

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.

Duquette Refrigeration has provided commercial refrigeration and HVAC service, installation, and 24/7 emergency repair to businesses throughout New England since 1986.

Dura Products, Inc is a state-of-the art Indiana based manufacturer of metering, pumping and dispensing systems for the DEF, AG, and turf Chemical industries. Founded by owners with decades of knowledge in farming and the chemical sales industry, Dura Products Inc goes beyond excellent design to incorporate innovative, versatile and durable transfer pump solutions with the end consumer always in mind.

Durkee® is a multi-national high-tech enterprise with a focus on offering solutions of high quality elastomeric thermal insulation, customized fabric air ducting and A/C system integration in the HVAC/R industry over the past 25 years.

The E.ON Group is one of Europe's largest operators of energy networks and energy infrastructure and a provider of innovative customer solutions for 50 million customers. Thus, they are decisively driving forward the energy transition in Europe and are committed to sustainability, climate protection, and the future of the planet.

Compressed air is one of the most expensive forms of energy and yet its consumption represents an unknown quantity in many industrial companies. Use of flow meters for compressed air measurement can help to significantly reduce energy costs and forms an important basis for investment decisions.

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.

EBTRON’s management philosophy starts with a no-compromise approach to design, manufacturing, application and support. Its innovative measurement solutions have made EBTRON one of the most respected and trusted manufacturers in the industry.

Ecohillers have been Involved in a wide range of applications and markets. have the knowledge of what works and what questions to ask to ensure optimal operation and integration of system.

Founded in 1976, ECOFIT which became ROSENBERG VENDÔME, designs, manufactures and sells electrical motors and fans. Since 40 years, our specific know-how in electrical motors and fans provides an expertise to offer smart solutions for any ventilation application.

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

EEPC India is the premier trade and investment promotion organization in India, sponsored by the Ministry of Commerce & Industry, Government of India, and caters to the Indian engineering sector. It mainly contributes to the policies of the Government of India and acts as an interface between the engineering industry and the Government.

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.

Eggert Cooling & Heating is a top HVAC contractor servicing the Central Florida area. They perform both residential and commercial heating and cooling service. They provide AC repair, AC service, new AC units, and 24/7 AC repair in Apopka, Windermere, Winter Park, Maitland, Clermont, Ocoee, Winter Garden, and the greater Central Florida area. With over 70+ years of industry experience, you can trust our expertise on any project.

Since 1999, Elite Cooling, Heating & Plumbing has been serving Bradenton, Sarasota, and Manatee counties with top-quality HVAC and plumbing services. With more than 30 years of experience, their licensed and insured team provides quality work and great customer service every time.

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.

Manufacturing residential and commercial baseboard radiation since the early 1970’s, Embassy Industries is one of the most widely recognized hydronic heating equipment manufactures in North America. Embassy Industries offers a complete line of high efficiency hydronic heating equipment for every residential application.

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.

Emergency Air has the experience, knowledge, and tools to repair or replace any air conditioning or heating system home is equipped with.

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.

Emizen is incorporate considering the rapidly evolving high technology sector in today’s world; to fulfill the needs of trade and industry using technology, to improve life, society and the environment applied in industrial, home, as well as office, leading industries in the world, need for operation of a society or enterprise or the services and facilities necessary for social activate, such as education, healthcare, economic development.

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.

Deploying autonomous intelligence and analytics, Encycle improves commercial HVAC management, energy efficiency and building comfort to reduce operating costs and carbon footprint. As the only utility-endorsed HVAC optimization software, their patented machine learning solutions seamlessly integrate into maintenance workflows and enable multi-site companies to maximize energy efficiency, improve budgetary spend, and reach sustainability goals.

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.

Eneko meets the needs of the sector with its effective and cost-efficient technology products complying with Turkish and European standards, while keeping up the quality on ventilation and heat/energy recovery systems.