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.

Since 1972, Cannon Boiler Works has been committed to partnering with our customers to help produce the required energy for their needs in the most efficient manner possible, reducing fuel costs and emission of greenhouse gasses.

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 Plumbing and Heating has been Edmonton's trusted provider of HVAC and plumbing services for over 20 years. Its expert team excels in the installation, maintenance, and repair of heating systems, AC units, furnaces, and heat pumps. Using advanced technology ensures comfort and energy efficiency. Its plumbing services cover everything from simple repairs to complex system designs and installations.

CARLIEUKLIMA srl is a modern, dynamic company European leader in the production of radiant heating systems and industrial cooling system (adiabatic cooling), with a special attention focused on large common areas and workplaces ambient comfort blending environmental awareness with the latest technology such as the BIM project method.

Carrier Air Con is a globally renowned provider of heating, air-conditioning and refrigeration solutions. They provide innovative new products and services that improve global comfort and efficiency.

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.

Castel, a supplier of refrigeration and air conditioning components. Their vast range of Castel products includes thermostatic and electronic expansion valves, solenoid valves, coils, connectors, safety devices, water pressure switch valves, pressure regulators, indicators, filter driers, mechanical filters, oil level control systems, valves for refrigeration systems, vibration isolators and brass fittings.

Casvent Aircon Pvt. Ltd. is a prominent Air Handling Unit (AHU) manufacturer in India. Their commitment to innovation, technology, and quality has positioned them as a trusted partner for residential, commercial, and industrial air conditioning solutions. Casvent Aircon Pvt. Ltd. is an ISO 9001:2015 certified, highly sophisticated, due diligence, and sincere company.

CAVH is a manufacturer's representative of HVAC products with locations throughout, FL. With over 70+ years of combined industry experience, they provide high-quality products and use the industry knowledge to offer one unsurpassed customer service that one can't find anywhere else.

CB Heating has over 20 years experience in all aspects of Plumbing, Heating and Renewable Technologies for both the domestic and commercial markets.

Cedar Rapids Winpump is a full-service wholesaler specializing in Waterwell, Wastewater, Plumbing, and HVAC. It carries a large inventory of high-quality products and serves a variety of customers, from general contractors to specialized technicians, and homebuilders to homebuyers.

CEMLINE manufactures tanks, pressure vessels, packaged water heaters, unfired steam clean generators, and replacement tube bundles to suit customer requirements since 1935. Their products are used for the storing and heating of water and liquids in plumbing and heating systems and industrial processes.

Cenergist is a pioneer water and energy management company. It specializes in high efficiency district heating and ground source heat pump systems together with water efficiency products. The company is based in the UK and has subsidiaries in Spain and India.

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

Cesaroni Technology is specialized in applying engineering polymers to non-traditional applications. They develop high-performance polymeric heat exchangers.

At Cetra Srl, for over 30 years they have been operating in the field of design, production and sale of air handling, ventilation and heat recovery units for the residential, commercial, industrial and chemical pharmaceutical sectors.

CG Plumbing deals in both domestic and commercial mechanical installations along with installation of UPVC soffits, fascia's and HVAC systems.

CGS Group Impianti srl was born in 1971 and since then it has been present on the national and foreign market in the field of environmental reclamation of the air.

As an independent Bryant dealer in the Indianapolis area, Chapman Heating offers a full range of heating and air conditioning products and equipment, including gas furnaces, air conditioners, thermostats, humidifiers, boilers, UV lamps and more.

Chester-Jenseis Co. Inc. is a manufacturer of sanitary stainless steel heat exchange and other processing equipment. They also provide refrigeration evaporators, water chillers, thermal storage equipment, ice builders and many more.

Chevron's greatest resource is their people. They provide Crude Oil & Natural Gas Production, Liquefied Natural Gas, Refining, Motor & Jet Fuel, Lubricants, Additives and Petrochemicals Marketing, Energy & Supply Trading, Energy Technologies, Energy Efficiency Solutions, Pipelines, and Shipping.

As a family-owned-and-operated business, Chris Mechanical Services, Inc is a Bryant Factory Authorized Dealer that offers expert installation and maintenance by their skilled team of factory-trained professionals.

Christmas Air has always been great to work with as they offer regular maintenance for HVAC equipment and valuable discounts on their services and new equipment. They offer free estimates for heating & air conditioning equipment replacement.

Chromalox is a thermal technology company. They engineer thermal solutions for the world's toughest industrial heating applications. Their Heat Trace segment delivers temperature management solutions for piping systems, valves, and tanks.

CIAT is one of the European pioneers in air conditioning products like chillers, heat pumps, comfort units, air handling units, heat exchangers and PCA units. CIAT provides expert guidance in more than 70 countries in the world for increased comfort, air quality and energy optimization.

CIAT is a pioneer in heat pump heating, summer comfort and air handling solutions for the residential, commercial, healthcare and industrial sectors. CIAT provides solutions based on three fundamentals - comfort, optimization of energy consumption, and improvement of indoor air quality of buildings.

Cinch Home Services is a home services company that makes it easy for everyone to enjoy their home to the fullest. Cinch complete home plan covers appliances from refrigerators and ovens to washers, dryers and more. They provide warranty plans for air conditioning, heating, plumbing and electrical components.

Watertube steam generators, specializing in packaged D, A, and O type boilers. Shop assembled units with capacities up to 500,000+ pph, 1500 psig design.