iACS have made a name for themselves in the UK as Air Handling Control Experts - the software team work relentlessly in ensuring that the AHU control solution remains ahead of the curve while the in-house panel build team work to the highest standard in order to achieve quickest turnaround in the Industry.

Ace Instruments’ IAQ Detectors range empowers the new generation of sustainable buildings to continuously monitor indoor air quality with cutting edge instrumentation. Positive performance on major indoor air quality parameters has been linked to improved productivity, reduced operating cost and carbon footprints. Their extensive experience of over 30 years in manufacturing enables them to deliver customized solutions for unique IAQ applications.

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.

IBM discover, design and develop advanced information technology, and translate that into value for their clients through consulting services.

Idemitsu is a producer and distributor of a wide range of lubricants, including PVE and PAG refrigeration oil.

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.

IMI Hydronic Engineering is a provider of a range of products and services that enables one to take control, increase efficiency and drive down initial and ongoing costs with innovative and reliable HVAC solutions. They provide a superb range of high-quality products and support services for every type of installation and customer.

Indeeco customers continue to do great things across a wide range of industries and applications: Industrial, Commercial, Rail, Military, and Marine. Their ambitions combine with Indeeco's experience and expertise.

The Independent Contractors Exchange (ICE) is a select group of independent HVAC contractors specializing in the service and installation of applied HVAC systems.

Since 1979, Indoor Comfort Team has performed heating and air conditioning services for residential customers across greater St. Louis, including Metro East suburbs in St. Clair County, Illinois. They provide quality services with a full guarantee. They're a family-owned & operated HVAC company, offering superior residential HVAC services to St. Louis & surrounding areas.

Industrial Maid is the premier manufacturer of air purification systems to fit virtually any industrial application or budget. They are an air filtration manufacturer with unmatched customer services, disruptive technology, and a philosophy of continuous improvement. Their unique equipment offerings incorporate environmentally sound components and keep purchase, installation, and operation simple.

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

Infiniti Air Whitby are a well-established HVAC service provider, based in Whitby, Ontario, Canada. As a renowned player in the HVAC industry, they bring years of experience and a range of top-quality services to customers. Their team of expert technicians is factory-trained and certified to provide installation, maintenance, and repair services for all heating and cooling systems.

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.

Innova is a renowned HVAC equipment manufacturer that provides Heat Recovery Ventilation Products, Air Leaf DC Inverters, Filomuro DC Inverters, Air Conditioners, Heat Pumps, Fan Coils and Heat Recovery Systems.

Instalair Pty Ltd has been in operation for over 35 years and their team consists of mechanical and air system engineers, fabrication, maintenance and installation staff. They can consult, design, manufacture and install any project to suit their exacting requirements.

Installation company Vriend BV Emmeloord, Noordoostpolder for all work in the field of construction and maintenance of technical installations. Gas, water, central heating, sanitary facilities, ventilation and air treatment, heat pumps, fire fighting installations, roofing, sewerage, and air conditioning.

Institute of Domestic Heating & Environmental Engineers is the pre-eminent professional body for the approved heating engineer. The prime objective of the IDHEE is to raise the standards of domestic heating installations through education, to which end IDHEE Education has developed the Domestic Heating Design Course, and continues to develop further courses to enhance the knowledge of installers in general and its members in particular.

Founded in 1991 in San Diego, California, INTEC Controls is a premier, worldwide provider of gas detection solutions and other peripherals to the commercial HVAC Controls, Energy Management and Building Automation markets. Their inventory includes gas sensors and detection systems, valves, damper actuators, sensors (IAQ, temperature, humidity, pressure, current), stats and interface devices for HVAC controls.

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.

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.

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.

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.

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.

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.

IonicBlue® is a joint venture between Johnson Controls, the global pioneer in delivering energy and infrastructure solutions, and Apollo Global Management a leading, global alternative asset manager. They deliver a total solutions approach through the expertise of Johnson Controls and the unmatched ability of Apollo to provide alternative capital solutions.

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.