Addition invests in early and growth stage technology companies. The firm was founded with a mission to support visionary entrepreneurs on their journey to build impactful and enduring businesses.

Aircuity is the 20-year industry leader in healthy and sustainable indoor environments. Their patented, multiplexed demand control ventilation platform continuously optimizes ventilation rates and provides intelligent data to a wide variety of constituents. They are passionate about improving working and learning environments globally, and protecting the future of the planet, by making impactful contribution to achieving a Net Zero future.

AirGreen is a family-owned HVAC business rooted in the heart of Montreal. For years, they've built a reputation on trust, expertise, and unwavering dedication to their clients. They pride themselves on offering top-tier heating, ventilation, and air conditioning solutions tailored to the unique needs of each customer. Beyond technical skills, their team is committed to ensuring their home or business stays comfortable year-round.

Only AIRsana® is recognized internationally with the patent that certifies the sanitization of air conditioning systems. AIRsana® restores air conditioning units to a like-new state, restoring their original energy efficiency and saving money.

Anda Engineering Ltd. is a completely automated electronic office that provides professional HVAC and fire safety design services for commercial, industrial, institutional, recreational and residential type buildings.

Barocal Ltd is a start-up built on research and is focused on partnering with leading refrigeration, air conditioning, and engineering-systems suppliers to use barocaloric cooling technology. Barocaloric technology supports effective Zero GWP cooling by eliminating greenhouse gases and stay ahead of Kigali, EU F- Gas and EU MAC emission reductions.

The Brees Dream Foundation's mission is to improve the quality of life for cancer patients, and provide care, education and opportunities for children and families in need.

Cambridge Consultants help clients identify, create and launch breakthrough products and services that disrupt their markets. Services provided include wireless product development, medical device development, consumer product development, product development, contract design services, ASIC design, technology consulting, drug delivery device development, mobile communications and innovative product development.

Certech pride themselves on being the go-to supplier of cabling, server racks, and IT accessories for businesses of all sizes. Their team of experts is highly knowledgeable and always ready to offer top-notch advice and support to help meet their needs. They are passionate about quality and customer satisfaction, and have a broad range of products and services to meet a variety of demands.

Compac is a family business with a proud history of innovation. Founded in 1988 by Keith Malpass, Compac Services set out to do just two things: produce efficient engineering HVAC solutions along with excellent after sales care. Compac Services is trusted by commercial customers across the North East and the UK and is the go-to HVAC installations and maintenance contractor for businesses from supermarkets to schools, across the private sector.

Since its founding in 2008, Constant Home Comfort has serviced customers in Greater Toronto and surrounding areas, with high-quality, innovative and practical HVAC improvement products. They offer top-quality HVAC, furnace, and water tank services urgently. They also partner with renowned brands like Lennox, Bosch, Carrier, and more, offering a range of high-performance heat pumps.

DG Cities, based in London, United Kingdom (UK), is at the forefront of urban innovation. They are an urban innovation company specializing in the integration of ‘smart city’ technologies and approaches to maximize their benefits for cities, and optimize the use of resources, infrastructure and services.

DNV GL is a global quality assurance, software solutions and risk management company. They provide classification, technical assurance, software and independent expert advisory services to the maritime, oil & gas, power and renewables industries. They also provide certification, supply chain and data management services to customers across a wide range of industries.

A healthy environment and planet are top priority for everyone. That's why eSunshine Cleaning uses organic, natural, and non-toxic cleaning products to clean spaces. They currently clean for over 60 customers on a regular basis and they're growing! The company takes pride in their work, and aims to deliver the best cleaning experience every time they clean any space.

Founded in 1993, Eurovent Certita Certification is recognized as a world class organization in the field of third party product performance certification for Heat Ventilation Air Conditioning and Refrigeration products. They include HVAC-R consultants, Energy Engineering offices, Architects and product end-users, the most comprehensive data base of certified products, covering up to 40 product families.

FG Mechanical Building Services provide consulting, HVAC, and building management services in Northern Ireland.

Figlia & Sons opened its doors in New York City in 1960 and has been proudly serving the people and businesses of the NYC metro area ever since. As a full-service HVAC company in NYC, specialize in the sale and service of air conditioning equipment. Figlia & Sons prides itself on using only the best equipment available, which is why only offers Simon-Aire products to customers.

Forrester Consulting  is one of the most influential research and advisory firms in the world. They help business and technology leaders use customer obsession to accelerate growth by putting their customers at the center of their leadership, strategy, and operations.

GDM is a globally renowned engineering and environmental design consultants firm that provide mechanical and electrical building services, building and home automation solutions, HVAC systems, and sustainable engineering solutions for homes and enterprises.

Gluckman Consulting is a specialist technical consultancy providing expertise related to refrigeration, HVAC solutions and climate change mitigation. Gluckman Consulting also provides specialist services related to refrigeration, air-conditioning and heat pump systems, including services linked to the climate change issues, advice on the energy efficiency of existing and new systems, guidance on the selection of refrigerants for new systems.

Since 1914, HB McClure has served homes and businesses in Central Pennsylvania by providing premier residential, commercial, and design/build mechanical services, including heating, cooling, plumbing, electrical, and fuel oil and propane delivery. Our expert technicians evaluate each job, recommend the best solutions, and allow the client to choose the right option for their needs.

Heating Force has experience on both sides of the heating industry, and that’s enabled them to build one of the biggest free resources in the UK – helping over 60,000-150,000 visitors with boiler problems every-single-month. They also connect homeowners with cheap boiler installers, such as HEATABLE or WarmZilla.

IMS Evolve delivers simplicity and consistency through one single view of the cold chain, with a pragmatic approach to reducing waste, assuring high quality produce for customers and continuing to deliver new benefits year after year.

ISD has built and maintained its position as the foremost specialist in cold store construction. With a full range of design, installation, and manufacturing services, ISD Coldstores provides the complete solution for the installation of temperature-controlled envelopes at distribution centers for major UK supermarket chains and many other organizations.

Lendlease is a globally integrated real estate and investment group with core expertise in shaping cities and creating strong and connected communities. They create award-winning urban precincts, new communities for older people and young families just starting out, retail precincts, and work places to the highest sustainability standards.

Mace is a global expert in shaping the built environment. From development and consultancy to construction and operations, it connect expertise across the entire property lifecycle to help their clients, people, communities, and society achieve more than they believe is possible.

Mace MEP Services are an international consultancy and construction business. They shape the cities and communities of the future by connecting clients, communities, suppliers and partners. They have a highly experienced mechanical, electrical and public health (MEP) team that drives efficiency and value on site by offering specialist contracting capability that drives value and efficiencies on one of the largest construction packages on site.

Madison Industries is a globally-renowned mechanical engineering, HVAC equipment and industrial automation solutions firm conglomerate based out of Chicago, Illinois, USA. The conglomerate believes and strives in providing a safer and healthier world, with state-of-the-art electronics, HVAC equipment, home and building automation systems that are energy efficient and cost effective.

Marston Holdings offer integrated technology-enabled solutions from design and implementation to management and recovery, supporting the government, utilities and private sectors.

The National Institute of Standards and Technology (NIST) was founded in 1901 and is now part of the U.S. Department of Commerce. NIST measurements support the smallest of technologies to the largest and most complex of human-made creations, ranging from nano-scale devices so tiny that tens of thousands can fit on the end of a single human hair up to earthquake-resistant skyscrapers and global communication networks.