DigiCert is the only provider of enterprise-grade SSL, IoT and PKI solutions. The world’s top banks, e-commerce retailers, healthcare providers, manufacturers and technology companies rely on us to secure their digital properties and to protect the privacy and data integrity of their consumers. Computerworld named DigiCert one of the Top 100 Places to Work in IT.

Digital Twin Consortium is a global ecosystem of users ,who are driving best practices for digital twin usage and defining requirements for new digital twin standards. It coalesces industry, government and academia to drive consistency in vocabulary, architecture, security and interoperability of digital twin technology. It advances the use of digital twin technology from aerospace to natural resources.

Donnelly is the most reliable mechanical contractor in New York City. Donnelly gives the clients peace of mind. Donnelly does this by providing the most innovative services and solutions through the experienced team. New York City’s premier provider of HVAC service, maintenance, and construction, as well as energy solutions.

East Hill Heating & Cooling is family owned and operated, providing King County, Puyallup, Sumner, Kent, Renton, Covington, Maple Valley, Auburn, And Federal Way with standard heating and Cooling service since 1939.

Since 1975, EDOS Manufacturers' Reps Inc. has represented only the finest manufacturers and marketing products available to the New York and New England plumbing and heating industry.

Elite Software is the premier software developer for HVAC, electrical, plumbing, and fire protection design software. Over 30 programs are offered for such applications as HVAC load calculations, building energy analysis, HVAC duct and pipe sizing, plumbing & lighting design, fault current calculations, voltage drops, fuse and breaker coordination, and much more.

The Energy Coordinating Agency (ECA), a non-profit, is a regional pioneer in the delivery of energy efficiency services for residential stock. Since its founding in 1984, ECA has helped to improve the energy profile of over 45,000 buildings. ECA administers energy efficiency programs for utilities and government, including the Home Comfort program, the Weatherization Assistance Program program, and the LIHEAP CRISIS program.

Energy Efficiency Resources (EER) hub of solutions helps homeowners and businesses achieve energy savings they never thought possible by bringing together national account resources and scalability, coupled with utility rebates for everyone.

The Environmental Protection Agency is an independent executive agency of the United States federal government tasked with environmental protection matters.

EPIC-FSC is a 501(c)(3) nonprofit organization dedicated to helping Calabas residents mitigate risks, survive emergency events, and recover from fires, earthquakes, and other natural disasters.

ESCO Group provides over seventy industry certifications, curriculum, customized training, educator credentialing, professional development, publications, software, accreditation, and modular training programs for HVACR and building science industries.

ESCO Institute provides HVACR educators and trainers with certifications, assessments, software, text books, reference guides, curriculum, training packages, and sustainable services.

The skilled trades of plumbing, heating, cooling and electrical keep our country running. Jobs in these industries are in high demand and come with great pay, career opportunities, and job security. Explore The Trades helps to discover that these careers aren’t just a choice – they’re the best choice.

With 100+ years experience in the design and remediation of high performance temperature conditioning systems for the pharmaceutical and semi-conductor industry, Farrar Scientific is uniquely positioned with precision equipment and personnel to accurately provide exacting analysis of the operation and performance of each component within the refrigeration system and the impact of each component on the overall system.

The Federal Motor Carrier Safety Administration's (FMCSA) primary mission is to prevent commercial motor vehicle-related fatalities and injuries.

ForgeNow seeks to address the shortage of skilled HVAC workers in the Dallas, Texas, community and throughout the country.

GEO the Geothermal Exchange Organization represents the economic and environmental benefits of geothermal heat pumps.

The Georgia Institute of Technology is one of the nation's premier research institutes providing a focused, technologically based education to more than 25,000 undergraduate and graduate students.

GCCA, launched in 2007, serves as the voice of the cold chain industry. GCCA is a platform for communication, networking and education for each link of the cold chain.

Green Clean Institute is a globally renowned green energy certification and standards organization for HVAC systems and services. They have been offering green training and certification for over twenty years now.

Grizzly MEP is a Commercial Mechanical, Electrical and Plumbing (“Commercial MEP”) platform focused on partnering with best-in-class founders and management teams across the United States to build a network of pioneering Commercial MEP service providers.

Halpern - Jacobs represents the premier manufacturers of Heating, Ventilating, Air Conditioning, and Refrigeration Equipment and After Market Parts.

HARDI is an association dedicated to advancing the science of wholesale distribution in the HVACR industry. HARDI members market and distribute heating, refrigeration, air conditioning equipment and supplies, sheet metal, controls, filters and related items.

Harry Eklof & Associates Inc. is a manufacturer representative. They offer training services and also connect the user to the following products: Plumbing, HVAC, Bath Fixtures, Sump Sewage, Tools.

HBB Pro Sales Group Inc. is a representative of high quality HVAC/R products lines in Ohio, Kentucky, Indiana, Michigan, Western Pennsylvania, and West Virginia.

The Heat Exchange Institute (HEI) is a non-profit trade association committed to the technical advancement, promotion, and understanding of a broad range of utility and industrial-scale heat exchange and vacuum apparatus. The primary purpose of HEI is to develop and publish standards which advance the technology, increase the efficiency, and promote the use of heat exchange and vacuum apparatus.

Hemco Inc. is a HVACR organization which provides application engineering and technical expertise for any project with primary focus on the commercial refrigeration sector. Difficult or unusual projects are their specialty.

HBI (Home Builders Institute) is a national nonprofit that provides training, curriculum development, and job placement services for the building industry. With job placement rates at over 80 percent for graduates, HBI training programs are taught in local communities across the country to at-risk youth, veterans, transitioning military members, justice-involved youth and adults, and displaced workers.

Home Connectivity Alliance (HCA) is an appliance, HVAC, and TV manufacturers alliance that is focused on IoT and connectivity in the new digital landscape.

The Home Ventilating Institute (HVI), is a nonprofit association of manufacturers of residential ventilation products. HVI provides creditable product performance ratings including airflow, sound and energy.