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.

ADI Global Distribution is the major global wholesale distributor of security, AV and low-voltage products for licensed contractors. They’re committed to offering the best products and technologies from top brands, the service and assistance for every project, and the resources and tools for business growth so that their customers can spend their time where it matters most.

Based in Long Island City, New York, AFGO is a third generation family owned and operated organization recognized as the New York Metropolitan Area’s leading full-service provider of custom HVAC service programs and mechanical installations for commercial, residential and industrial buildings, as well as retail and restaurant facilities. They specialize in HVAC Replacement Coils, Heat Exchangers and Replacement Tube Bundles.

Air Cleaning Blowers LLC is a renowned manufacturer of air cleaning blowers that move and clean air without filter media to clog or maintain. The company's products ensure constant airflow, air pressure, and efficient energy consumption in dusty industrial and military environments.

Brinco Mechanical Management Services, Inc. is committed to providing the highest quality of national commercial HVAC and refrigeration management services. For over 40 years, they have delivered those services with professionalism, transparency, integrity, dedication, and expertise. Brinco provides installation and service of a variety of Energy Management Systems nationally.

Founded in 1946, Century Heating and Cooling Products, A MARS Co. is a family-owned and operated supplier of quality motors, components, service/installation parts, and equipment for the HVAC/R industry. The company’s Equipment Division offers residential and commercial heating, cooling, and dehumidification equipment under the Comfort-Aire and Century brand names in the United States and under the Comfort-Aire by Aitons brand name in Canada. The

CLIMATE SHIELD is a full service heating, air conditioning company in the Greater New Rochelle, Yonkers, White Plains and surrounding areas. From indoor air quality system installations to repair, maintenance or replacement, they are focused on finding the right solution for the user.

Consolidated Edison Company of New York, Inc. operates as one of the world’s largest energy delivery systems provider. Founded in 1823 as the New York Gas Light company, the company's electric, gas, and steam service now provides energy for the 10 million people who live in New York City and Westchester County.

Corning Incorporated (Corning Inc.) s one of the innovators in materials science, with a 167-year track record of life-changing inventions. Corning applies its unparalleled expertise in glass science, ceramics science, and optical physics along with its deep manufacturing and engineering capabilities to develop category-defining products that transform industries and enhance people's lives.

Manufacturing residential and commercial baseboard radiation since the early 1970’s, Embassy Industries is one of the most widely recognized hydronic heating equipment manufactures in North America. Embassy Industries offers a complete line of high efficiency hydronic heating equipment for every residential application.

EMI offers a comprehensive line of ductless air conditioning systems with equipment for both hydronic as well as refrigerant-based systems. With exceptional performance and operating economy, ductless split systems are the ideal solution for light commercial, institutional & residential applications.

EMI offers a comprehensive line of ductless air conditioning systems with equipment for both hydronic as well as refigerant-based systems. With exceptional performance and operating economy, ductless split systems are the ideal solution for light commercial, institutional & residential applications.

FAMILY DANZ HEATING & COOLING LLC is an individual & family services company providing quality HVAC service to the Capital Region and beyond for over 40 years, whether it be residential HVAC, commercial HVAC, and fuel services.

Honey-Do-Men is an experienced and full-service home improvement contractor. They provide comprehensive remodeling, repair, and maintenance solutions for home owners. For anyone who requires their assistance in gutter repair or replacement, roof repair, or handyman services, they can help.

HP Products, Corporation is a wholesale distribution company. Established in 1988, their sales department has over 40 years experience in Heating, Air Conditioning, and Refrigeration.

Huguenot Laboratories specializes in treating all aspects of fire sprinkler systems. The company represents over 50 years of experience in the water treatment and fire sprinkler industry. Huguenot is the only UL-certified product in the market. Huguenot Laboratories is a growth-oriented company whose mission is to provide a value-added service to the fire sprinkler industry.

HVAC Specialist Inc. provides expert AC repair and installation in Hawthorne, New York, as well as furnace repairs in Mount Kisco, Bedford, and Armonk, New York, USA. With skilled contractors and the right tools, they ensure the system runs smoothly year-round. Their maintenance services help prevent emergencies and maintain peak performance. They prioritize customer satisfaction, keeping them cool in summer and warm in winter.

Irr Supply Centers, Inc. is a renowned distributor of Plumbing, Heating, Cooling, Electrical, and Refrigeration products serving a wide range of customers throughout Western/Central New York and Northern Pennsylvania.

Kings Park Heating and Air Conditioning Corp. help with the heating and cooling systems in-home or office.

Kings' Heating & Cooling provides solutions like Air Conditioning, Indoor Air Quality, Heating, etc and is based out of USA. They keep their customers comfortable by designing, selling, installing and servicing heating and cooling systems, ventilation and exhaust systems, and heat recovery systems.

Founded in 1967, Lambro offers to both residential and commercial customers venting and duct products that are used to help improve the airflow in rooms or buildings.

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.

Marley Cooling is a globally renowned manufacturer of fluid coolers, cooling towers, fans, cooling tower components, cooling systems, media filters and evaporative cooling technologies.

Meier Supply is an employee-owned wholesale distribution business with a rich history and family culture. With five distinct divisions, they provide service and support throughout the HVACR community in NY and Pennsylvania.

Mike Mulligan Refrigerants provides HVAC Contractors with customizable R-22 Refrigerant Buyback Programs and Direct Refrigerant Sales.

The Fourth Industrial Revolution is here and Motivair is uniquely positioned to support its continued evolution. They wide range of products are focused on providing customized cooling solutions for the critical infrastructure and technology behind the world’s businesses, allowing them to offer better products and services while generating higher revenues and profits for their investors.

N & S HVAC provides customers with the finest selection of quality plumbing, heating and HVAC products, at affordable prices.

North Park Innovations Group, Inc. offers a high-tech HVAC solutions and product lines that were originally part of the company Stride Tool Inc.. North Park Innovations' product line includes the iManifold and iConnect solutions, all cloud services, and industrial training units.

At Petri Plumbing & Heating, they are proud to live and work in Brooklyn! They’ve been here since 1906, offering fast, reliable, guaranteed Brooklyn plumbing service to all of the customers.

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