C&D Valve is the leading manufacturer in quality valves, fittings, and HVAC tools in the air conditioning and refrigeration industry for over 50 Years.

Cadpipe Software provides Piping & HVAC Fabrication Software for a wide range of industrial applications, including Process Piping, Commercial Piping, Mechanical, and Electrical industries.

A Home Energy Rating System (HERS) is a process of administering diagnostic analysis to determine and produce data that provides a method of evaluation for a California State approved home energy efficiency ratings. This establishes a benchmark of a home’s energy use and identifies necessary and/or best possible upgrades for homeowners.

Vibration isolation- spring, rubber, cork, machinery mounts and hangers; seismic protection for equipment. Seismic engineering, pipe stress analysis, pipe supports.

California Energy Commission (CEC) is the primary energy policy and planning agency, committed to reducing energy costs and environmental impacts of energy use - such as greenhouse gas emissions - while ensuring a safe, resilient, and reliable supply of energy. Established in 1974, the Energy Commission has seven core responsibilities.

Callahan Roach is the originator of flat rate pricing in the HVAC industry and now offer a mobile service call app for iOS. They are creating the most powerful pricing platform and selling tools in the HVAC, plumbing, electrical, and pool industries.

CALMAC manufactures thermal energy storage for more environmentally friendly, low cost cooling as well as skating floors for ice rinks around the world. The company specializes in ice storage and has a long history of commitment to innovative energy saving solutions including patents for over 200 products.

A national nonprofit consortium with offices in New York, Michigan, Colorado and California, CALSTART partners with 210+ member company and agency innovators to build a prosperous, efficient and clean high-tech transportation industry. CALSTART accelerates the pace of technology and is a market building organization.

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.

Canarsee is an online store with a concentration on Plumbing, HVAC and PEX supplies. They carry high quality products and aim to deliver a compelling value and flawless shopping experience to their customers.

Capital Coil & Air manufactures commercial and industrial OEM replacement and custom HVAC coils, heat exchangers, fan coils & belt drive air handlers. Capital Coil & Air has over a decade of experience in the commercial OEM HVAC replacement & custom design/build industry. Capital Coil & Air has extensive experience working with varied commercial clients that include: engineers, mechanical contractors, government facilities and organizations.

Capital’s holistic approach to heating system installation means we look at the big picture to help users choose the unit that fits the specific home, lifestyle and budget. They’re experts at installing every kind of heating system.

Carbon Lighthouse is on a mission to stop climate change by delivering profitable climate solutions for commercial real estate portfolios. Its unique Energy Savings-as-a-Service model and patented AI software platform CLUES turn wasted energy into guaranteed financial value, operational excellence and measurable climate impact for clients.

COSA is a not for profit organization that provides educational programs in the areas of carbon monoxide and combustion analysis. These programs are provided to people in the medial field, first responders, and the mechanical trades.

Carlisle HVAC Brands is a unified family of the best HVAC products and solutions. Dynair, Hardcast, and Gripnail are storied brands with a history of high-quality products and high-quality customer service.

They license HVAC software for Apple and Android-based mobile devices that simplify field-based calculations. They also offer customized software for large HVAC manufacturers and utilities.

Carrier Corp. is a global residential product innovations and solutions firm. Their inventory includes advanced communicating controls and thermostats, high-efficiency split system air conditioners and heat pumps, ductless split systems, gas and oil furnaces, boilers, fan and evaporator coils, geothermal systems, zoning systems, a complete line of indoor air quality products and small packaged products.

Daikin Applied Central & West Coast Florida (formerly Carroll Air Systems) delivers the HVAC systems design support, solutions, services and parts required for high-performing, sustainable buildings.

The Carver Group owns and manages a portfolio of brands which develop and manufacture products and solutions for building ventilation, air heating and cooling. Their products are sold worldwide through subsidiary offices and a network of distributors.

CAS DataLoggers is a distributor of data loggers, data acquisition equipment, temperature monitoring systems, and paperless recorders. Their team of sales engineers specialize in finding accurate and efficient solutions for your specific data recording needs.

CASPR (Continuous Air & Surface Pathogen Reduction) Group is a health-tech company on a mission to make the world indoors a better place. As the front-runner in smart environmental indoor technology, the solutions work to ensure the air we breathe is the healthiest it can be, living out the well-being and enhancing the performance in the process.

New Energy Working Group of CCCME Green and Low-Carbon International Cooperation Committee Established in Beijing.

CCK is a manufacturing company specializing in the production of ventilation equipment, air handling units, fans, heat exchangers, smoke extraction systems, fire dampers, ventilation accessories.

CCOM Group, Inc. and its subsidiaries are known for their heating, ventilating and air conditioning (HVAC), climate control systems, plumbing and electrical supplies. Through its subsidiaries and divisions (Universal Supply Group, RAL Supply Group, S&A Supply), they distributes equipment, parts,and accessories to the Northeast. They serve contractors, consumers, builders, and the commercial and industrial sectors.

CDP is a global non-profit that runs the world’s environmental disclosure system for companies, cities, states and regions. Founded in 2000 and working with more than 680 financial institutions with over $130 trillion in assets, CDP pioneered using capital markets and corporate procurement to motivate companies to disclose their environmental impacts, and to reduce greenhouse gas emissions, safeguard water resources and protect forests.

CE Mechanical is premier HVAC mechanical contractor, specializing in comprehensive services, including installation, maintenance, retrofits, and tenant improvements. With a dedicated focus on quality and customer satisfaction, they proudly serve all of Southern California. CE Mechanical’s innovative solutions help to lower operating costs, reduce capital expenditures, and maximize value for their clients.

The Center for Climate and Energy Solutions (C2ES) is an independent, nonpartisan, non-profit organization working to forge practical solutions to climate change. Their mission is to advance strong policy and action to reduce greenhouse gas emissions, promote clean energy, and strengthen resilience to climate impacts.

Centrica plc is an international energy and services company. They supply energy and services to over 25 million customer accounts mainly in the UK, Ireland and North America. Their areas of focus for growth are Energy Supply, Services, Connected Home, Distributed Energy & Power, Energy Marketing & Trading.

Established in 2009, for the purpose of introducing Polypropylene Vent Systems to the North American market, Centrotherm Eco Systems is a member of the Ubbink Centrotherm Group (UCG).

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