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.

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.

Campbell West is a team of highly skilled and experienced technicians, who specialize in designing, installing, and maintaining a wide range of M&E systems, including HVAC (heating, ventilation, and air conditioning), plumbing, and fire protection, Lighting, Fire & Security, and Emergency lighting. Our mission is to ensure that your building's mechanical and electrical systems are operating efficiently, safely, and at peak performance.

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 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.

Carr Supply has been providing outstanding service and products to customers since 1917. They strive to provide the best quality products for Heating, Ventilation, and Air Conditioning (HVAC), Plumbing, Hydronics, Water systems, Wells, and Geothermal Systems.

Cascadia HVAC helps homeowners create energy-efficient, comfortable spaces across Vancouver, BC and the Lower Mainland. They design and install HVAC systems that fit seamlessly into your home, including furnaces, central AC, ductless heat pumps, and HRV ventilation upgrades.

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

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.

Celmec are specialists in high-precision HVAC air control, heating and cooling equipment for commercial, industrial and hospitality applications. They are a family owned and operated business committed to providing the best performing climate control solutions, specifically tailored to the client’s requirements.

Founded in 1973, Century A/C is the distributor of Ruud and York equipment providing 'service beyond expectations' at its 24 Texas locations. They are a wholesale distributor of HVAC equipment and supplies whose mission is to be an employee-driven company providing customers with service beyond expectations.

cfm Distributors is devoted to delivering full-service HVACR Distributor with Applied Equipment.

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

Charles D. Jones & Co. is a wholesale distributor of Heating, Cooling and Refrigeration Products serving customers since 1939. The Jones Company is wholesale only and handles equipment for heating, refrigeration, and air-conditioning installations for residential, commercial, and industrial applications.

CHC Hydronics is a renowned Market Representative and Package Systems Manufacturer of HVAC Hydronics, Steam, Heat Transfer, and Plumbing Equipment.

Bester heatpump is the leading HVAC equipment suuplier from China.

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.

Cimetrics began as a supplier of networking technology for control and monitoring systems, and we have leveraged our networking expertise to become the leading provider of analytic services for ongoing building commissioning.

CKA Sales has been servicing HVACR distributors for over 47 years. They develop individual marketing plans through limited distribution to maximize pull through sales to major HVACR contractors. They are active members of HARDI.

Clean Air Systems of LA, Inc. is the one stop shop for commercial and residential air conditioning and duct cleaning services in Shreveport, Louisiana, USA. They are a Charter Member of National Air Duct Cleaners Association as well as a member of the Indoor Air Quality Association, the Comfort Institute, the Shreveport Bossier & National Home Builders Association, and the Better Business Bureau of Shreveport, LA.

Cleaver-Brooks is a complete boiler room solutions provider that manufactures hot water and steam generation products which maximize energy efficiency and reliability while minimizing emissions.

Cleveland Controls deals with combustion control components, systems, panel control centers, indicating instruments, air pressure/flow sensing switches, pressure/vacuum generators and digital manometers. They also offer application and installation services of a broad range of products that prove, measure and control air flow for commercial, industrial and residential HVAC applications.

Cleveland Hermetic & Supply Inc. is Northeast Ohio's Premier HVACR Distributor and is also an authorized Emerson full-line Distributor.

Cleveland Tool And Machine began as a manufacturer of high quality automated machinery for the production of Sheet Metal Fittings in 1996. We have grown to be the major supplier of such equipment in the United States and Canada.

Since 2015, Climatech has been established as a specialist with a fantastic reputation in the local area. It is a reputation they have earned through delivering reliable and friendly service at a fair price. Regardless of job size, its approach remains the same, be it a heat pump or air conditioning for a small office or engineering services for a large commercial space, it will help from design to after-care.

As a locally owned and operated company, Climate Control Systems stands behind their work. Owned and operated by the same family for over 50 years, they provide customers with the best HVAC service in Frankfort and the surrounding areas. All of their technicians are trained and skilled. They perform background checks on all the employees to ensure the homes and businesses are safe in their hands.

Formed in 1985, Climatech International has rapidly positioned itself as the leading European manufacturer of flexible duct connectors, insulation fastening systems and other duct accessories. Set up by François Gohy, Climatech is still a family owned and managed company.

CO2Meter, is identified as a "leading source" for gas detection, monitoring, and analytical solutions. Since 2006, CO2Meter continues to work diligently to utilize the latest, proven gas sensing technologies in order to solve the urgent needs of partners, customers, and professionals across the industry.