IAQmatters is a joint initiative of heating, ventilation and air conditioning (HVAC) manufacturers in Europe and the Middle East, which provides solutions to ensure a healthy indoor climate.

IFC Certification Ltd is a UKAS accredited and internationally recognized provider of high quality customer focused independent third party certification. IFC Certification Ltd is also a Notified Certification Body for certificating products for CE Marking under the Construction Products Directive.

Illinois Tool Works (ITW) is a Fortune 200 global multi-industrial manufacturing leader with revenues totaling $14.5 billion in 2021. The company’s seven industry-leading segments leverage the unique ITW Business Model to drive solid growth with best-in-class margins and returns in markets where highly innovative, customer-focused solutions are required.

Imbat provides solutions that are functional as well as efficient through its Engineering outlook and R&D-oriented foundation. Under Imbat's roof, work in a solidarity and cooperation company culture, within and between departments, in a working environment that is diversified and enriching.

INEOS Group is a global manufacturer of petrochemicals, speciality chemicals and oil products. In recent years their scope of operations has diversified with the launch of INEOS Automotive and INEOS Hygienics, acquisition of iconic British brand Belstaff and an ever-expanding sports portfolio.

Inergy is engineering efficiency experts in the application, design, installation and commissioning of pioneering-edge evaporative cooling, heating, ventilation, and air conditioning (HVAC) systems.

Innodisk is a service-driven provider of industrial embedded flash and DRAM storage products and technologies, with a focus on the enterprise, industrial, and aerospace industries. They have applications in Embedded Systems, Server Applications, Casino Gaming, Surveillance, Automation, Networking, and much more.

Innotec is an innovative LED lighting and technology manufacturer that supplies products through their uniquely automated manufacturing processes. Founded in 1992, it is their continuing mission to expand their full-service supplier capabilities, while striving to retain a small company atmosphere. Headquartered in Zeeland, Michigan, Innotec has expanded operations to major markets around the world, including Hungary, China, Mexico, and India.

Inspected is a Remote Virtual Inspection software platform designed specifically for inspectors to connect with onsite personnel to help achieve a safe alternative to in-person inspections. Inspected keeps inspections moving forward efficiently creating a dedicated compliance solution in a centralized hub to help promote a safe workplace and focus on the health and safety of workers.

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 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 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.

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.

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.

At Ipsos believe the clients need more than a data supplier, need a partner who can produce accurate and relevant information and turn it into actionable truth. This is why passionately curious experts not only provide the most precise measurement but shape it to provide a True Understanding of Society, Markets, and People.

At IRSAP Spa, they are a leading company in Italy and Europe in the heating sector. Production of tubular steel radiators. Main company of a leading group also in the production of air conditioning systems, chillers, refrigeration machines for civil and industrial use, as well as radiant air conditioning systems.

Isaac Heating & Air Conditioning is one of the largest privately-owned HVAC contractors in the United States. They offer residential and commercial installation and servicing of heating and air conditioning equipment. Their products inventory includes boilers, air conditioners, heat pumps, humidifiers, dehumidifiers, thermostats and water heaters.

ISC Sales Inc. provides superior industrial products to a wide variety of end-users and original equipment manufacturers (OEM). They offer a broad range of climate control products for electrical enclosures, such as air conditioners, vortex coolers, air to air heat exchangers, purge & pressurization units, filtered fans, and thermoelectric coolers.

ISS Mechanical is a 'Service First' Mechanical Contractor. They specialize in the service, maintenance, repair and replacement of air conditioning, chillers, controls and refrigeration equipment for existing Commercial, Healthcare and Industrial Facilities. Their service area is Central Florida, with offices in Orlando and Tampa, Florida. They are able to provide mission critical and emergency service to facilities throughout Central Florida.

ItuGraf is the most efficient radiant ceiling system on the market. It is ideal for the management of heating systems in buildings of all sizes, for both new buildings and renovation projects. ItuGraf heating and cooling panels effectively create a comfortable room temperature without dust, drafts or noise, and significantly improve indoor climate.

Jackery, the world's pioneering innovative portable power and green outdoor energy solution provider founded in California in 2012, is a global top-selling solar generator brand born with a mission to offer green energy to everyone, everywhere. Jackery launched its first outdoor portable power stations in 2016 and developed its first portable solar panels in 2018.

With more than 75 years of experience in organizing transport plans for the flows of major players in French transport, Jacky Perrenot has diversified into different areas of activity, such as Bulk, Containers, Logistics and Home delivery. The company continues to grow through new projects and acquisitions.

JLL is a renowned services firm that uses the most advanced technology to create rewarding opportunities, amazing spaces and sustainable real estate solutions for customers.

Joncoux is a designer and manufacturer of flues. A key player in Europe for over 100 years, they are well known in France for the design, manufacture, and marketing of high quality ducts.

Based out of Italy, KAER is a globally renowned provider of HVAC solutions, including Ventilation System, Air Conditioners and Air Handling Units.

Kattfotsbacken AB manufacture sewage heat exchangers and waste water heat exchangers. They are small companies with great possibilities for adapting to customers.

Kelford Engineering has been installing, reconditioning, servicing and surveying boilers throughout New Zealand and the Pacific Islands for the 30 years. Established in 1991, their current team combined adds up to over 80 years of boiler experience.

Klimagiel, for over 30 years in the air conditioning sector, produces metal and textile ducts for air distribution. Particularly suitable for any sector, the Klimagiel diffusers allow a uniform distribution of the air, hot or fresh, obtaining maximum environmental comfort.