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.

Radialight provides HVAC solutions like heating and air conditioning and is based out of Italy.

RAW Heating & Plumbing offers superb service, clean and efficient solution to fix any plumbing and heating issue. They are a Viessmann approved installer, they also fit any brand of boiler one wishes ensuring it meets the latest safety standards.

Redwood Services' mission is to support its local partners with shared resources, access to capital and best-in class operating systems and processes – all designed to drive long-term, profitable growth. Founded in 2020, with the backing of the Union Main Group, Redwood Services is actively investing in ‘mission critical’ home services companies, including HVAC, plumbing, and electrical.

REFCOM is the UK's market F-GAS certification scheme, operating since 2009. They help companies make sure that they comply with F gas regulations since 2014.

RegaVent offer a range of MVHR units, ducts and accessories to suit a range of projects and construction types. Rega offer a free no obligation design service, just send plans of the project and they will produce a layout and quotation specific to their requirements.

REHVA is The Federation of European Heating, Ventilation and Air Conditioning associations founded in 1963. REHVA's mission is to develop and disseminate economical, energy efficient, safe and healthy technology for mechanical services of building; to serve its members and the field of building engineering (heating, ventilation and air conditioning) by facilitating knowledge exchange.

Rensair is a specialist in air purification, protecting, and enhancing lives through clean air. Its patented technology combines H13 HEPA filtration with germicidal UVC light, was developed to meet the strict standards of Scandinavian hospitals, and is independently validated by scientific research laboratories. Rensair air purification units meet all the standards recommended by the US EPA and UK SAGE committee in their respective reports.

Resource Data Managemen offers a range of over 500 hardware and software products for heating, ventilation, air conditioning, refrigeration, building and energy control applications

The Retrofit Academy is the driving force in retrofit knowledge and skills: building the supply chain with government, industry & education providers.

Ridley is a globally renowned Digital Design and Construction Company. They create Digital Buildings and Digital Infrastructure. Their new technologies are sparking a revolution in the built environment. Ridley is a team of architects, engineers, software specialists and thinkers, who challenge the preconceptions of how the industry should work, looking to transform the way in which major projects are delivered.

Rite Way Heating, Cooling & Plumbing is a local plumber and HVAC company, serving home and business owners across Tucson, Arizona, USA. They offer a wide range of heating, cooling, and plumbing products, including air conditioners, furnaces, heat pumps, hot water tanks, and water conditioning systems.

Rittal, headquartered in Herborn, Hesse, Germany, is a globally renowned provider of solutions for industrial enclosures, power distribution, climate control and IT infrastructure, as well as software and services. Its broad product range includes infrastructure solutions for modular and energy-efficient data centers with innovative concepts for the security of physical data and systems.

Robert Heath Heating provides domestic heating service, maintenance, and installation for private clients and social landlords. Competitive service for both residential and commercial gas services.

ROCKWOOL Limited are the local organization offering advanced building insulation. ROCKWOOL HVAC Systems Guide is their latest comprehensive handbook covering all of the HVAC solutions – putting the essential technical information one needs for specifying effective HVAC insulation all in one place.

As a globally recognized professional body, everything that Royal Institution of Chartered Surveyors do is designed to effect positive change in the built and natural environments. Through their respected global standards, pioneering professional progression, and their trusted data and insight, RICS promotes and enforce the highest professional standards in the development and management of land, real estate, construction, and infrastructure.

RS Components are the global omni-channel solutions partner for industrial customers and suppliers who are involved in designing, building or maintaining industrial equipment and facilities. They provide HVAC fans, lights, plumbing solutions, power generation and much more.

RSM Air Conditioning and Refrigeration Ltd is a privately owned enterprise with no financial or group affiliation. Having been established for over 40 years, RSM are able to offer a comprehensive service supported by an acknowledged reputation for high quality work.

Rush Health Systems provides health care services, ventilators, breathing apparatus and other medical equipment for the medical and rescue services. They also offer electronic health information software from Epic, leveraging Ochsner’s comprehensive tele-medicine capabilities, access to Ochsner’s nationally recognized billing systems, and other investments in state-of-the-art medical technology.

RVT Group is not an average hire company, work with to understand the full scope of activities on site before recommending a fully compliant health hazard control solution. Specialist solutions include dust control, noise control, fume control, ventilation, heating and cooling, environmental monitoring, water treatment solutions, and confined space equipment.

Sager Electronics is a North American distributor of Interconnect, Power and Electromechanical components from leading manufacturers worldwide and a provider of value-add solutions. They provide a wide range of services, including electronics, distribution, power, thermal, interconnect, sensors, switches, relays, filters, motors, value add, electromechanical, circuit breakers, modular power, configurable, battery, and batteries.

Salix Finance supports decarbonization and energy efficiency in the public sector by providing funding, support and expertise.

Salus is a supplier of energy control solutions focused primarily on the European market channel. From standalone wired thermostats to connected smart solutions, they have a complete range of thermostats to fit any application or installation.

The Scientific Advisory Group for Emergencies (SAGE) is a British Government advisory body that advises central government in emergencies. Specialists from academia and industry, along with experts from within government make up the participation, which will vary depending on the emergency

At ScottishPower, they’re working on a better, greener future. They only generate renewable electricity and they’re proud that all their domestic green tariffs are backed by 100% green electricity, made by their windfarms right here in the UK.

Secon Renewables is a specialized renewables distributor supplying high-quality products to installers throughout the UK and Ireland. Secon Renewables are distributors for all the major heat pump brands: Panasonic, Samsung, Ideal, Hitachi, Vaillant, Grant, Mitsubishi, and Viessmann, plus cylinders and buffers from Joule and Cordivari.

Secon is a specialized renewables distributor supplying high quality products to installers throughout the UK and Ireland. They are sole distributors for Resol solar controllers, PAW solar pump stations and Solarmetalflex solar pipe systems and we stock a huge range of solar products including Flexipipe, Heat Meters, Solar thermal kits, Collectors, Solar accessories and more.

Secure I.T. Environments Ltd is a UK company specializing in the design and build of energy efficient internal/external secure modular, containerized and micro data centers, including mechanical and electrical infrastructure. The company has established an enviable relationship with its clients based on trust and mutual respect by working as a team with the client and its project team.

SenerTec GmbH, based in Schweinfurt, has been producing and selling the badger (Power plant for heat and electricity) since 1996. The company works on the principle of cogeneration and generates heat and electricity at the same time, because it uses the fuel (natural gas, liquid gas) used extremely efficiently.

Sensaphone is a HVAC solutions company based in Aston, Pennsylvania, USA. They offer a comprehensive line of remote monitoring products that safeguard valuable assets by tracking critical environmental data such as temperature, humidity and power failures.