Dallas Plumbing Company is a family-owned commercial and residential HVAC and plumbing company based in Dallas, Texas since 1903. They have sold, installed, maintained and repaired thousands of air conditioning systems across the Dallas area.

Degree Day is an ISO 9001:2015 certified Indore-based Air Conditioning firm, which provides one-stop HVAC system solutions and consider themselves to be one of the major organizations for Design and Project Execution of Ventilation, Refrigeration and Air Conditioning applications.

Deltrian (Deltrian International) is specialized in the filtration field for over 50 years. Thanks to its experience, the company is an expert in the air-quality management in various fields such as food-processing, automotive, microelectronic and pharmaceutical industries, and also in hospitals.

Dennis’ Heating and Air Conditioning, Inc provides HVAC Installation, Retrofits, Service and Maintenance, as well as a full service sheet Metal Fabrication Shop. They are capable of fabricating almost anything, if customers can draw it, they can build it. The company is known for their knowledge, reliability, and incredible customer service.

With more than 30 years experience in humidification, Devatec offers a complete range of humidifiers. Recognized for their reliability and high technology, Devatec's products are the perfect solution for your humidity's problems.

DFW IT Partner is a Reliable IT Partner providing one-stop IT solutions in Dallas, Austin, Fortworth, Houston, and San Antonio, Texas, USA. They provide businesses with the expertise, resources, and support needed to drive innovation and stay ahead of the competition in today’s fast-paced digital landscape. By working with them, businesses can achieve their technology innovation goals more efficiently and effectively.

Founded in 1988 with offices in Kansas City, Austin and Denver, Dialectic is a non-traditional mechanical, electrical and plumbing engineering firm that brings buildings to life. With deep expertise in a range of verticals – including distribution, cannabis, multifamily, senior living and retail/restaurants – they know that true success comes with partnering as an extension of the team.

Dimplex offers a variety of both indoor and outdoor electric heating solutions that are attractive in design, as well as powerful in performance. The heaters range from fan-forced to infrared and are suited to different spaces requirements. Dimplex electric fireplaces lead the industry with flame effect technology and realistic media bed accessories.

DNV GL is a global quality assurance, software solutions and risk management company. They provide classification, technical assurance, software and independent expert advisory services to the maritime, oil & gas, power and renewables industries. They also provide certification, supply chain and data management services to customers across a wide range of industries.

Dogu Air Conditioning (DOGU Iklimlendirme) started manufacturing ventilation and air conditioning equipment in Izmir, Turkey, back in 1999. It also manufactures Air Handling Units (AHUs), Rooftop Packaged Air Conditioning Units (Rooftop), Heat Recovery Devices, Air Distribution Equipment, and Kitchen Ventilation Devices according to European norms.

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.

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.

Eagle Mechanical, Inc. is a HVAC, plumbing, process and piping mechanical contractor with 30+ years’ experience. They help customers to purchase, install, maintain or replace any heating, air conditioning, refrigeration and plumbing systems. They specialize in industrial and commercial facilities, like hospitals, office buildings, schools, and government facilities.

Eco UK Group, originally established as Lutterworth Electrical in 1971, provides electrical services to the domestic and agricultural markets. Driven by the demand for high quality, energy efficient industrial luminaires, they provide high performance turn key solutions, LED lighting solutions, energy saving solutions and electrical contractor services.

Based in Warminster, United Kingdom, Ecobubl design and supply renewable energy solutions. They offer product training courses for air source heat pumps, electric & heat batteries, and also mixergy hot water tank. They also offer solar PV and electric battery storage Installations, throughout Wiltshire, Dorset, Somerset and parts of Hampshire, in the UK.

EcoFlow Tech is a revolutionary mobile power company that is reinventing the way the world accesses energy. As makers of industry-first, smart and powerful mobile power products, EcoFlow’s mission is to harness new technologies to foster inclusion and help raise standards of living in areas of the world where power shortages stunt economic growth and development.

EcoVadis is the world's most trusted provider of business sustainability ratings. Global supply chains, financial institutions, and public organizations rely on EcoVadis to monitor and improve the sustainability performance of their business and trading partners.

Elektrotermex was founded in 1988. From the beginning of its existence to the present day, it has been 100% a company with Polish capital. The market activity was focused on heating services. They were the first in the country to start the production of compact heat distribution centers. They were very well received, as evidenced by medals and diplomas at trade fairs and exhibitions.

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.

EMS Ice, Inc. provides a total cleaning solution for customers while meeting or exceeding quality standards at a competitive price. EMS Ice was founded and incorporated in 1996; providing an environmentally engineered solution for difficult cleaning, coatings removal, and surface preparation problems.

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.

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.

ENERGAIR is the sustainable compressed air management arm of CMC – the global experts in compressed air control, performance and monitoring solutions. Harnessing almost four decades of knowledge and experience, and tapping into CMC’s growing range of brands, products and technologies, ENERGAIR provides a fully integrated compressed air management service that focuses on helping customers reduce their compressed air-related carbon footprint.

enVerid Systems, Inc. is a globally renowned provider of HVAC Load Reduction (HLR) solutions. HLR technology enables immediate capital cost savings on new HVAC systems and provides up to 40% energy savings and superior indoor air quality. Deployed in nearly 10 million sqf of commercial, academic, and government buildings, enVerid’s HLR technology is ASHRAE-compliant, LEED-compliant, and eligible for utility rebates.

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.

Esser Plumbing & Heating (Aire Serv of Fargo - Esser Plumbing) perform commercial and residential installations and services throughout the Lakes Area in Minnesota and the Fargo-Moorhead area. They provide heating installation and repairs that includes furnaces, geothermal and ventilation, residential plumbing, drain and sewer services, such as cabin winterization, bathrooms, kitchens, water heaters, water softeners, pipe repair and more.

Evergreen Air Conditioning Ltd has been providing comprehensive Air Conditioning Solutions across London and The Home Counties, in the United Kingdom. From the initial survey through to the completed installation, their dedicated team ensure that their clients experiences with them, always exceed expectations.

Facilities Resource Group, LLC is a globally renowned company in providing single source solutions that meet a variety of facilities design, installation, operation and service requirements by leveraging our broad expertise and comprehensive resources. From consulting to new construction, from facilities services to innovative design solutions, more companies are seeking a single source to build, optimize, and service their facilities.

Ferguson HVAC offer the best unitary and ductless equipment brands and a wide-range of HVAC products, including accessories, controls, air distribution supplies, and service and repair parts. Ferguson HVAC Branches are supported by an advanced network of 10 distribution centers strategically located around the USA.

Fireye, Inc. is a globally renowned manufacturer of flame safeguard controls and burner management systems for commercial and industrial applications throughout the world. Their products can be found in a variety of public buildings, commercial properties, power plants, pulp and paper mills, petrochemical facilities and food processing plants.