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.

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.

Astley Hire is an independent hire specialist and a growing company with a track record of excellence dating back to 1966. Divisions include powered access, mobile scaffold towers, heating and cooling, maintenance, cleaning machines, and training. Astley Hire is passionate about the impact that business has on the environment and has been verified by NQA so that under the PAS 2060 framework they are considered carbon neutral business.

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.

Berg Insight is an independent industry analyst and consulting firm, providing research, analysis and consulting services to clients in the areas of IoT and digital technologies.

From integrating an energy efficient, wall or concealed ceiling air-conditioning system for a small office to a fully environmental zone controlled cooling, heating and ventilation system for a commercial premises - Blueflame have the relevant technical expertise, engineering experience and solutions for customers.

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.

BuildingPoint serves the US States of Illinois, Wisconsin, Michigan, Iowa, Indiana, Alabama, Louisiana & Mississippi, and is dedicated to improving productivity for the construction industry through advanced and intuitive technologies. Their portfolio of Trimble solutions streamlines communication and collaboration throughout the Design-Build-Operate (DBO) lifecycle to realize greater efficiency and profitability.

Business Stream is one of the largest water retailers in the United Kingdom, known for their passionate approach to customer service and exceptional knowledge of the water industry. They are trusted by over 300,000 business customers to provide water and waste water services with the highest levels of customer service. They offer a wide range of services, such as water efficiency, smart metering and new connections, etc.

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.

Donnelly is the most reliable mechanical contractor in New York City. Donnelly gives the clients peace of mind. Donnelly does this by providing the most innovative services and solutions through the experienced team. New York City’s premier provider of HVAC service, maintenance, and construction, as well as energy solutions.

EDI Inc. is a Cincinnati-based controls and energy management company. They provide modern clean vehicles with an excellent safety record, along with ongoing training in areas of energy management and mechanical repair, installation and maintenance.

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.

Forma London is a renowned contractor and services company that provides innovative solutions in engineering, contracting, HVAC equipment, construction, workspace extension and repairs.

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.

FVB is a consultant in the Energy, Industry, Property, Electrical & Automation , and Water & Sewage sectors.

G.L. Jorgensen Heating & Cooling was established in 1989 by Gary Jorgensen Sr., in 1990 Gary Jr. joined the team and since then they have been a family-owned and operated business. They are here to provide exceptional heating, A/C and water heating services to the community! Call them when they are in need of service, repair or installation.

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.