Integrity Heating & Air Conditioning LLC – one stop shop for complete HVAC needs. With their office located in Greenville WI., they provide heating and cooling systems and maintenance to Appleton, Greenville, Kimberly, Kaukauna, Combined Locks, Little Chute, Menasha, Neenah, Sherwood, and all of the Fox Cities area of Wisconsin.

Intel’s mission is to shape the future of technology to help create a better future for the entire world. By pushing forward in fields like AI, analytics and cloud-to-edge technology, Intel’s work is at the heart of countless innovations. They provide semiconductor design and manufacturing, HVAC solutions, artificial intelligence, autonomous driving, and non-volatile memory solutions.

With a mission to use trust to make high-quality healthcare as accessible as a good cup of coffee, IntelliCentrics created the SEC³URE Ethos technology platform. Using trust as a technology, the SEC³URE Ethos is relied on by more than 11,000 locations of care worldwide to ensure trust across the entire continuum of care, including locations, patients, physicians and nurses, and vendor representatives.

Intelligent Mobile Support (IMS) created Sales Builder Pro to serve residential HVAC contractors and other in-home service providers like plumbing, electrical, and home warranty. Sales Builder Pro - market leading software that helps contractors boost average tickets and win rates.

Intellihot is an energy company dedicated to advancing energy efficient technology and solutions. Intellihot designs, manufactures and assembles tankless water heaters for residential, commercial and industrial applications. Their products include the most advanced tankless water heater for commercial applications.

Intellihot offers high-tech solutions to these water issues and is leading the charge toward a cleaner, cheaper, safer, and more reliable future. By combining AI with edge technology, Intellihot is prepared to revolutionize the HVAC industry with hot water-as-a-service and change the way water service is delivered.

Intergas is a Dutch manufacturer of residential, high-efficiency gas boilers. The company’s innovative thinking led to the development of its two-in-one heat exchanger, the heart of its boiler products. Intergas is the boiler market leader in the Netherlands, and it has a growing presence throughout Europe.

International Accreditation Forum (IAF) is the world association of Conformity Assessment Accreditation Bodies. Its primary function is to develop a single worldwide programme of conformity assessment, which reduces risk for business and its customers by assuring them that accredited certificates may be relied upon.

The International Code Council is a member-focused association. It is dedicated to developing model codes and standards used in the design, build and compliance process to construct safe, sustainable, affordable and resilient structures. The I-Codes are a complete set of comprehensive, coordinated building safety and fire prevention codes.

ICP is a part of Carrier, a provider of innovative HVAC, refrigeration, fire, security and building automation technologies. They provide Rrsidential and light commercial heating and air conditioning products, condensing units, furnaces, heat pumps, accessories, 2-25 ton rooftop units.

The ICRA is an association dedicated to promoting good standards of quality remanufacturing, ethical business practice and in providing education and training to its members for their benefit and to the air-conditioning and refrigeration service industry at large.

A nonprofit association founded in 1909 comprising over 2,100 district energy and CHP system managers, engineers, consultants and equipment suppliers from 25 countries.

The IEA is the global energy authority, providing data, analysis and solutions on all fuels and all technologies. IEA provides heating, cooling, Building envelopes, heat pumps, energy storage and much more.

The International Environment Agency (IEA) is the global energy authority, providing data, analysis, and solutions on all fuels and all technologies. They help governments, industry, and citizens make good energy choices.

International Environmental Corporation (IEC) are manufacturers of hydronic fan coil systems for hospitality, multi-family, healthcare, and education. They also offer replacement and retrofit solutions for fan coils in applications where limiting downtime is crucial to a business’ success.

International Facility Management Association (IFMA) is the world's largest and most widely recognized international association for facility management professionals, supporting over 23,000 members in more than 10​0 countries.

International Ground Source Heat Pump Association is an association of companies, professionals and users dedicated to promoting the science, utility and use of geothermal (ground source) heating and cooling technology.

The International Institute for Sustainable Laboratories (I2SL) is devoted to the principles of sustainable laboratories and related high-technology facilities, from design to engineering to operation. Through worldwide partnerships and the exchange of technical expertise, I2SL will encourage the development of high-tech facilities that address the rapid pace of science, medicine, research, and development in a dynamic environment.

IIAR is the world's renowned advocate for the safe, reliable and efficient use of ammonia and other natural refrigerants. IIAR members share their collective knowledge and experience to produce consensus documents that address various aspects of the natural and industrial refrigeration industry. IAR sets the standard for providing advocacy, education and the most up-to-date technical information to the ammonia and natural refrigeration community.

The International Institute of Refrigeration is the only independent intergovernmental science and technology based organization which promotes knowledge of refrigeration and associated technologies and applications on a global scale that improve quality of life in a cost effective and environmentally sustainable manner.

iPHA is a global network of Passive House stakeholders including architects, planners, scientists, suppliers, manufacturers, policymakers, contractors, property developers, and more! Its membership network encourages the exchange of Passive House knowledge, providing members with a range of benefits and advocating for Passive House in policy, the media, and amongst the general public, and the entire range of construction professionals.

ITI supports apprenticeship and advanced career training for union workers in the sheet metal industry throughout the United States and Canada. Located in Fairfax, Virginia, the ITI produces a standardized curriculum supported by a wide variety of training materials free of charge to apprentices and journey-level workers who work in the following specialized disciplines: Architectural Sheet Metal, Building Information Modeling,& HVAC Service.

International WELL Building Institute (IWBI) is the global authority for transforming health and well-being in buildings, organizations, and communities around the world. IWBI's mission is to lead the global movement for putting people first in business decision-making and culture.

The International WELL Building Institute (IWBI) is the movement to promote health and wellness in buildings and communities everywhere. IWBI delivers the WELL Building StandardTM, and a professional suite of tools to empower the global community. They believe that buildings should be developed with people's health and wellness at the center of the design.

Interplay Learning is a software company with a mission to deliver scalable and effective trades training. Interplay Learning creates modules and training for multiple industries including HVAC.

Intertek is a quality solutions provider to industries worldwide. From auditing and inspection to testing, training, advisory, quality assurance, and certification, the company adds value to its customers by helping improve the quality and safety of its products, assets, and processes. Intertek caters to various industries including chemicals, retail, transportation, life safety and security, energy and commodities, energy, and more.

Since 1919, Intertherm has been an integral part of improving the comfort of manufactured homes. They are the only heating and cooling manufacturer to be certified in Demand Flow Technology.

INTOHEAT Ltd is a Mechanical & Electrical building services company based in Bristol and Exeter, operating nationally. Their efficient, personal and friendly service ensures every project is managed to the highest standards in terms of estimating, planning, design, installation and ongoing maintenance.

InviAir is a manufacturer of wall and ceiling air diffusers and grilles for HVAC systems. The innovative, flush-mount process allows products to blend discreetly into the interior architecture unlike anything else on the market. Founded by HVAC professionals with over forty years of experience in the industry, InviAir is dedicated to offering some of the best air diffusers and grilles worldwide.

Established to serve wholesale distribution, iO HVAC Controls offers unique products from multiple sources for a variety of applications. From wireless relays to fresh air ventilation controls, the company's solutions are designed to be easy to install, cost-effective and profitable.