Btu Heating & Cooling

G&R Controls provides energy management solutions, including automatic temperature controls, fire alarm and security systems, and hydronic heating and cooling equipment. It is a subsidiary of O'Connor Group, a company specializing in supply of indoor comfort needs, such as heating, cooling and air conditioning. The company provides a variety of commercial products from Siemens and McQuay. Its other two subsidiaries include O'Connor Company and Balancing Professional Inc. Balancing Professional Inc. is independently owned and operated for third party services providing NEBB- certified testing and balancing expertise. O'Connor Company specializes in commercial heating, ventilation and air conditioning (HVAC) equipment.

All City Heating & Cooling Inc, now part of the R B Climate Control family, offers professional HVAC services in Charlotte, NC, and surrounding areas, leveraging over 50 years of experience. Their team of NATE-certified technicians specializes in air conditioning and heating installation, repair, and maintenance, ensuring every home remains comfortable year-round. In addition to standard HVAC services, All City Heating & Cooling also focuses on improving indoor air quality through ductwork services and advanced air purification systems. As a Bryant Factory Authorized Dealer, they provide a comprehensive range of solutions tailored to meet diverse heating and cooling needs while promoting energy efficiency. Generated from the website

Founded in 1979, Krier & Blain performs plumbing, heating, ventilating, air conditioning and refrigeration installation services. It employs more than 90 employees, including journeymen, plumbers and sheet metal contractors. The company s office staff consists of mechanical engineers, service managers and accountants. It provides mechanical engineering services for a variety of construction projects, including hospitals, nursing homes, warehouses, and apartment and office buildings. The company conducts cost estimations and handles various conventional bid projects. Krier & Blain offers answering services to assist clients with their business needs. It employs project managers who coordinate mechanical system installation processes in residential and commercial facilities.