Ofgem is Britain’s independent energy regulator. Their role is to protect consumers now and in the future by working to deliver a greener, fairer energy system. They are a non-ministerial government department and an independent National Regulatory Authority.

For more than half a century, OJ Electronics have been designing and developing electronic controls for electric underfloor heating and HVAC Controls & Drives. They give access to deep application knowledge and innovative power and help differentiate themselves in the market. They are here to help build their customers’ business.

Oklahoma Chiller Corporation is a commercial and industrial HVAC company with offices in Tulsa and Oklahoma City. In addition to mechanical and HVAC services, Oklahoma Chiller offers building automation services and equipment rental services.

Olimpia Splendid is an Italian company globally known for its design, production and marketing of products for Air Conditioning, Heating, and Air Treatment solutions.

Omdia unifies and harnesses the depth and breadth of expertise from Informa Tech’s legacy research brands: Ovum, IHS Markit Technology, Tractica and Heavy Reading. They offer unparalleled, world-class research and consultancy to navigate the now and create the future.

One Hour Heating & Air Conditioning® of Lee's Summit is the most trusted source of HVAC services in the Lee’s Summit area. Their team of Lee's Summit heating and cooling technicians are highly trained and licensed, so that they can provide the best Lee’s Summit HVAC repairs, installation, and maintenance possible.

OpenTherm is a non-manufacturer-dependent system of communication between modulating HVAC appliances and room thermostats. It consists of a communication protocol and an interface specification. The OpenTherm communication protocol is primarily designed to control modulating heating appliances. The protocol is available to members of the OpenTherm Association only.

OxiCool, Inc. is a Pennsylvania based company that develops air conditioning technologies which are widely in use in commercial and military spaces. The company is dedicated to developing environmentally friendly cooling technologies that have low operating and maintenance costs.

Pacifica Home Services Ltd. provide a wide range of HVAC and home improvement services in the region of Houghton Le Spring, in Sunderland, in the United Kingdom.

Panasonic is the premier manufacturer of powerful, energy-efficient ventilation fans and indoor air quality solutions. We produce the highest quality, code compliant solutions available in the market today.

PassiveLogic is disrupting the world of automation with the first fully autonomous platform for buildings. They reinvented automation to replace legacy control logic with real-time control decisions at the edge, reducing the world's carbon footprint, while paving the way for smart cities.

PCI Industries Inc. dba Pottorff manages two distinct divisions. One is a renowned manufacturer of damper, louver, silencer, and architectural sun control products. These products are sold through exclusive representatives across North America under the brands above. And the other division is Air Product Sales, a representative and primary supplier of commercial HVAC products servicing Southern CalifornAir control a

PemTech offers world-class quality and unparalleled customer service with a wide range of industrial gas detection systems. The company's industrial gas detectors and wireless gas sensors are equipped to handle a variety of toxic and combustible gases. Their detectors specifically designed to monitor Hydrogen Sulfide (H2S), Carbon Dioxide (CO2), Methane (CH4), and various combustible and toxic gases.

Pentair is a globally renowned provider of energy efficient water treatment systems, filtration products, pumps and water systems for residential, industrial, agriculture and commercial applications. They also offer a wide range of filters, valves, venting systems, heating and cooling solutions, industrial filtration and fire suppression systems.

Perceptyx is the most comprehensive listening solution available to illuminate the employee experience and see the whole organization thrive.

Perfect Temp Heating and Cooling is one of the best HVAC contractors in Minneapolis, MN, USA. At Perfect Temp, their commitment is to provide customers with the best possible service experience goes beyond just honoring a warranty or showing up when called upon.

Petra produces a wide variety of HVAC equipment that meets a diversity of application requirements catering to the worldwide market. The company's product portfolio includes air handlers, chillers. dry cooler units, fans and split units, among others.

Pfannenberg, Inc. is a Manufacturer of Thermal Management, Liquid Cooling Solutions, and Signaling Technologies.

For the past two years, engineers have been perfecting a paint that passively cools a structure so that it is less reliant on energy dependent cooling systems. Pirta paint reflects solar heat away from a surface and allows that surface to lose more heat than it absorbs from the sun, and it does so more effectively than any other product on the market.

Porex is a globally-renowned manufacture of porous wicking, filteration and diffusion solutions. This global HVAC solutions company provides a wide range of filteration, venting, diffusion, absorption and wicking solutions for a wide range of applications. POREX porous plastic filter and separation media materials have long been used in the most demanding filtration and separation applications from water and industrial filtration to bio-science.

PowerHouse Electrical Services is one of the largest residential electrical contractors in Central Texas and San Antonio regions, serving all areas in between. Their primary commitment to all customers is to provide honest, efficient, and professional service at a competitive price and meet the highest standards of safety and quality in residential wiring.

Prévoté provides globally renowned transport and logistics services, including transport, vehicle rental, logistics and courier solution in Paris, France.

Prihoda UK provides bespoke fabric ducting for commercial or industrial applications at a competitive price. They are renowned for their specialized textile ventilation systems, providing fabric ducting and diffusers and air socks for ventilation projects all over the UK and Ireland.

Prime A/C Industries LLC is amongst the leading Manufacturers in the GCC for the variety of HVAC products for more than a decade. Prime A/C products are designed, configured and manufactured using top-notch sheet metal & joinery equipment.

ProAir Industries, is the top rated air duct cleaning equipment supplier in the United States

As Temecula Valley’s most dependable and professional HVAC contractor, ProFlo Air Conditioning, Heating & Plumbing strive to keep their reputation in tact. They hold themselves and their work to the highest standard. Their technicians are constantly improving their skill set by frequently completing required training by their heating and air conditioning appliance suppliers.

Prointer Murcia is an HVAC company specialized in generating comfort, complying with the most demanding standards of quality and humane treatment. They provide installation, repair and maintenance of Cooling, Climatization, Heating and Renewable Energy Systems.

Propous is one of the largest independent suppliers of gas and oil burner’s spare parts, valves, air heaters, and HVAC products. The success of the company can be attributed to its efficiency, reliability, technical knowledge and an understanding of the customer’s requirements.

With headquarters in Phoenix, Arizona, PuriFi Labs is committed to bringing safety and security back to the world by purifying indoor air and surfaces for homes and businesses. PuriFi Lab’s patented technology was rigorously researched and tested in varied applications for more than two years before being made available to consumers.

Haier-Carrier is a joint venture established by Haier Group and US Carrier in 2001. Its products include supermarket display cabinets (more than 1,000 specifications), compressor units (scroll, piston and screw), and heat exchangers (air-cooled condenser and air cooler). It can provide customers with whole sets of freezing and refrigerating solutions.